US Patent No: 4,429,001

Number of patents in Portfolio can not be more than 2000

Sheet product containing sorbent particulate material

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ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

New sorbent sheet products are prepared comprising a coherent web of entangled blown fibers prepared by extruding liquid fiber-forming material into a high-velocity gaseous stream and an array of super absorbent polymeric particles dispersed within the web.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
KIMBERLY-CLARK WORLDWIDE, INC.NEENAH, WI5234

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brownlee, David C St. Paul, MN 3 278
Kolpin, Barbara E River Falls, WI 1 255

Cited Art

Patent Info (Count) # Cites Year
 
PHILIP S. JOHNSON;JOHNSON & JOHNSON (1)
4,235,237 Absorbent open network structure 90 1978

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
MINNESOTA MINING AND MANUFACTURING COMPANY (46)
4,650,479 Sorbent sheet product 59 1984
4,755,178 Sorbent sheet material 74 1986
4,681,801 Durable melt-blown fibrous sheet material 59 1986
4,813,948 Microwebs and nonwoven materials containing microwebs 54 1987
4,988,560 Oriented melt-blown fibers, processes for making such fibers, and webs made from such fibers 69 1987
4,884,684 Containment device for biological materials 13 1988
4,908,263 Nonwoven thermal insulating stretch fabric 19 1988
4,980,927 Adherent protective collars 15 1988
4,921,645 Process of forming microwebs and nonwoven materials containing microwebs 26 1989
4,921,743 Use of sorbent sheet materials as evaporative coolants 6 1989
4,985,298 Absorbent nonwoven webs 18 1989
5,141,699 Process for making oriented melt-blown microfibers 23 1990
4,953,544 Use of sorbent sheet materials as evaporative coolants 5 1990
4,957,795 Absorbent elastomeric wound dressing 62 1990
5,035,240 Elastomeric filtration materials 24 1990
5,029,699 Impact resistant container for hazardous materials 30 1990
5,024,865 Sorbent, impact resistant container 23 1990
5,219,504 Method of making sorbent, impact resistant container 9 1991
5,258,220 Wipe materials based on multi-layer blown microfibers 55 1991
5,238,733 Stretchable nonwoven webs based on multi-layer blown microfibers 73 1991
5,207,970 Method of forming a web of melt blown layered fibers 32 1991
5,190,812 Film materials based on multi-layer blown microfibers 31 1991
5,176,952 Modulus nonwoven webs based on multi-layer blown microfibers 63 1991
5,328,758 Particle-loaded nonwoven fibrous article for separations and purifications 68 1992
5,360,654 Sorbent articles 13 1993
5,248,455 Method of making transparent film from multilayer blown microfibers 19 1993
5,316,838 Retroreflective sheet with nonwoven elastic backing 27 1993
5,451,437 Method and article for protecting a container that holds a fluid 20 1993
5,503,782 Method of making sorbent articles 11 1994
5,415,779 Particle-loaded nonwoven fibrous article for separations and purifications 17 1994
5,423,783 Ostomy bag with elastic and heat sealable medical tapes 7 1994
5,411,576 Oily mist resistant electret filter media and method for filtering 118 1994
5,496,507 Method of charging electret filter media 156 1994
5,468,536 Sorbent articles 36 1994
5,629,079 Elastic and heat sealable medical tapes 11 1995
5,472,481 Oily mist resistant electret filter media 111 1995
5,595,649 Particle-loaded nonwoven fibrous article for separations and purifications 18 1995
5,697,200 Method and article for protecting a container that holds a fluid 7 1995
5,620,759 Container protected by a conformable sorbent sleeve 1 1995
5,658,640 Electret filter media having an undulated surface 14 1995
5,643,507 Filter media having an undulated surface 12 1995
5,641,555 Cup-shaped filtration mask having an undulated surface 20 1995
5,647,881 Shock resistant high efficiency vacuum cleaner filter bag 40 1995
5,706,804 Liquid resistant face mask having surface energy reducing agent on an intermediate layer therein 47 1997
6,119,691 Electret filter media 36 1997
6,783,574 Electret filter media and filtering masks that contain electret filter media 9 1997
 
3M INNOVATIVE PROPERTIES COMPANY (43)
5,993,943 Oriented melt-blown fibers, processes for making such fibers and webs made from such fibers 49 1992
5,908,598 Fibrous webs having enhanced electret properties 83 1995
6,123,077 Flat-folded personal respiratory protection devices and processes for preparing same 36 1996
6,070,579 Elastomeric composite headband 15 1996
5,724,677 Multi-part headband and respirator mask assembly and process for making same 39 1996
6,102,039 Molded respirator containing sorbent particles 12 1997
6,002,017 Compounds useful as resin additives 49 1997
5,976,208 Electret filter media containing filtration enhancing additives 61 1997
5,968,635 Fibrous webs useful for making electret filter media 54 1997
5,919,847 Composition useful for making electret fibers 53 1997
6,148,817 Multi-part headband and respirator mask assembly and process for making same 27 1998
6,268,495 Compounds useful as resin additives 7 1999
6,394,090 Flat-folded personal respiratory protection devices and processes for preparing same 28 1999
6,156,086 Dual media vacuum filter bag 26 1999
6,288,157 Alkylated fluorochemical oligomers and use thereof 17 1999
6,198,016 Wet skin adhesive article 33 1999
6,273,938 Channel flow filter 7 1999
6,391,807 Polymer composition containing a fluorochemical oligomer 22 1999
6,174,964 Fluorochemical oligomer and use thereof 12 1999
6,391,948 Triazine compounds and use thereof 5 1999
6,419,729 Filter assemblies with adhesive attachment systems 20 2000
6,533,119 BMF face oil remover film 1 2000
6,234,171 Molded respirator containing sorbent particles 7 2000
6,762,339 Hydrophilic polypropylene fibers having antimicrobial activity 7 2000
6,536,434 Flat-folded personal respiratory protection devices and processes for preparing same 14 2000
6,284,843 Fluorochemical oligomer and use thereof 10 2000
6,525,127 Alkylated fluorochemical oligomers and use thereof in the treatment of fibrous substrates 20 2000
6,484,722 Flat-folded personal respiratory protection devices and processes for preparing same 23 2001
7,049,379 Alkylated fluorochemical oligomers and use thereof in the treatment of fibrous substrates 2 2001
6,715,489 Processes for preparing flat-folded personal respiratory protection devices 12 2002
6,722,366 Method of making a flat-folded personal respiratory protection device 9 2003
6,886,563 Flat-folded personal respiratory protection devices and processes for preparing same 11 2004
6,858,297 Aligned fiber web 8 2004
7,879,746 Hydrophilic polypropylene fibers having antimicrobial activity 0 2004
7,230,043 Hydrophilic polymer composition 0 2004
7,069,930 Flat-folded personal respiratory protection devices and processes for preparing same 6 2005
7,547,732 Compositions of fluorochemical surfactants 5 2005
8,375,950 Flat-folded personal respiratory protection devices and processes for preparing same 0 2006
7,622,063 Pleated aligned web filter 0 2006
7,828,969 Liquid filtration systems 1 2007
7,765,698 Method of making electret articles based on zeta potential 0 2008
8,142,538 Pleated aligned web filter 0 2009
8,146,594 Flat-folded personal respiratory protection devices 0 2009
 
KIMBERLY-CLARK WORLDWIDE, INC. (42)
4,604,313 Selective layering of superabsorbents in meltblown substrates 147 1984
4,786,550 Meltblown and coform materials having application as seed beds 32 1985
4,846,813 Self-sealing fluid absorbent article 24 1985
4,655,757 Selective layering of superabsorbents in meltblown substrates 106 1986
4,724,114 Selective layering of superabsorbents in meltblown substrates 66 1986
4,923,742 Elastomeric polyether block amide nonwoven web 32 1988
4,948,639 Vacuum cleaner bag 53 1989
5,149,335 Absorbent structure 205 1990
5,227,107 Process and apparatus for forming nonwovens within a forming chamber 47 1992
5,350,624 Abrasion resistant fibrous nonwoven composite structure 258 1992
5,425,725 Absorbent article which includes superabsorbent material and hydrophilic fibers located in discrete pockets 82 1993
5,350,370 High wicking liquid absorbent composite 77 1993
5,433,715 Absorbent article which includes superabsorbent material located in discrete pockets having water-sensitive and water-insensitive containment structures 48 1993
5,411,497 Absorbent article which includes superabsorbent material located in discrete pockets having an improved containment structure 55 1993
5,445,785 Method of preparing a nonwoven web of poly(vinyl alcohol) fibers 14 1993
5,342,335 Nonwoven web of poly(vinyl alcohol) fibers 27 1993
5,409,768 Multicomponent nonwoven fibrous web 21 1994
5,508,102 Abrasion resistant fibrous nonwoven composite structure 44 1994
5,494,622 Apparatus and method for the zoned placement of superabsorbent material 52 1994
6,046,377 Absorbent structure comprising superabsorbent, staple fiber, and binder fiber 12 1994
5,849,000 Absorbent structure having improved liquid permeability 29 1994
5,593,399 Absorbent article which includes superabsorbent material located in discrete, elongate pockets placed in selected patterns 60 1995
5,601,542 Absorbent composite 103 1996
6,022,818 Hydroentangled nonwoven composites 40 1996
6,028,018 Wet wipes with improved softness 33 1996
5,916,678 Water-degradable multicomponent fibers and nonwovens 76 1996
6,646,179 Absorbent composite 17 1996
5,952,251 Coformed dispersible nonwoven fabric bonded with a hybrid system 59 1996
6,231,557 Absorbent product containing an elastic absorbent component 83 1999
6,417,120 Particle-containing meltblown webs 4 1999
6,319,342 Method of forming meltblown webs containing particles 7 1999
6,605,552 Superabsorbent composites with stretch 6 2000
6,582,413 Absorbent product containing an elastic absorbent component 16 2001
6,926,862 Container, shelf and drawer liners providing absorbency and odor control 7 2001
6,494,974 Method of forming meltblown webs containing particles 7 2001
6,846,448 Method and apparatus for making on-line stabilized absorbent materials 15 2001
7,732,039 Absorbent article with stabilized absorbent structure having non-uniform lateral compression stiffness 4 2002
7,425,517 Nonwoven fabric with abrasion resistance and reduced surface fuzziness 1 2003
7,662,745 Stretchable absorbent composites having high permeability 5 2003
7,938,813 Absorbent article having shaped absorbent core formed on a substrate 0 2004
7,772,456 Stretchable absorbent composite with low superaborbent shake-out 19 2004
7,247,215 Method of making absorbent articles having shaped absorbent cores on a substrate 3 2004
 
THE PROCTER & GAMBLE COMPANY (30)
4,685,915 Disposable diaper having density and basis weight profiled absorbent core 59 1984
4,735,843 Selectively surface-hydrophilic porous or perforated sheets 42 1986
4,773,903 Composite absorbent structures 77 1987
4,865,596 Composite absorbent structures and absorbent articles containing such structures 55 1987
4,923,454 Microfiber-containing absorbent structures and absorbent articles 86 1988
5,180,622 Absorbent members containing interparticle crosslinked aggregates 48 1990
5,149,334 Absorbent articles containing interparticle crosslinked aggregates 61 1990
5,124,188 Porous, absorbent, polymeric macrostructures and methods of making the same 85 1990
5,061,259 Absorbent structures with gelling agent and absorbent articles containing such structures 107 1990
5,047,023 Absorbent members having low density and basis weight acquisition zones 71 1991
5,102,597 Porous, absorbent, polymeric macrostructures and methods of making the same 101 1991
5,591,149 Absorbent article having meltblown components 63 1992
5,419,956 Absorbent structures containing specific particle size distributions of superabsorbent hydrogel-forming materials mixed with inorganic powders 29 1993
5,330,822 Particulate, absorbent, polymeric compositions containing interparticle crosslinked aggregates 27 1993
5,505,718 Absorbent structures containing specific particle size distributions of superabsorbent hydrogel-forming materials 33 1993
5,536,264 Absorbent composites comprising a porous macrostructure of absorbent gelling particles and a substrate 54 1993
5,422,169 Absorbent structures containing specific particle size distributions of superabsorbent hydrogel-forming materials in relatively high concentrations 33 1993
5,397,626 Particulate, absorbent, polymeric compositions containing interparticle crosslinked aggregates 6 1993
5,599,335 Absorbent members for body fluids having good wet integrity and relatively high concentrations of hydrogel-forming absorbent polymer 133 1994
5,372,766 Flexible, porous, absorbent, polymeric macrostructures and methods of making the same 14 1994
5,492,962 Method for producing compositions containing interparticle crosslinked aggregates 3 1994
5,428,076 Flexible, porous, absorbent, polymeric macrostructures and methods of making the same 10 1994
5,560,878 Method and apparatus for making stretchable absorbent articles 39 1994
5,562,646 Absorbent members for body fluids having good wet integrity and relatively high concentrations of hydrogel-forming absorbent polymer having high porosity 153 1995
5,868,724 Non-continuous absorbent cores comprising a porous macrostructure of absorbent gelling particles 29 1995
5,681,300 Absorbent article having blended absorbent core 57 1995
5,858,292 Method and apparatus for making stretchable absorbent articles 15 1996
5,669,894 Absorbent members for body fluids having good wet integrity and relatively high concentrations of hydrogel-forming absorbent polymer 118 1996
5,919,411 Process of making a non-continuous absorbent composite 13 1997
5,925,299 Methods for making non-continuous absorbent cores comprising a porous macrostructure of absorbent gelling particles 6 1997
 
DONALDSON COMPANY, INC. (21)
8,021,457 Filter media and structure 5 2004
7,314,497 Filter medium and structure 41 2005
8,177,875 Aerosol separator; and method 0 2006
7,717,975 Reduced solidity web comprising fiber and fiber spacer or separation means 2 2006
8,404,014 Aerosol separator 0 2006
8,057,567 Filter medium and breather filter structure 7 2006
7,309,372 Filter medium and structure 37 2006
7,655,070 Web comprising fine fiber and reactive, adsorptive or absorptive particulate 25 2007
7,985,344 High strength, high capacity filter media and structure 2 2007
8,021,455 Filter element and method 3 2008
7,988,860 Superabsorbent-containing web that can act as a filter, absorbent, reactive layer or fuel fuse 4 2008
7,918,913 Reduced solidity web comprising fiber and fiber spacer or separation means 4 2009
8,048,210 Web comprising fine fiber and reactive, adsorptive or absorptive particulate 2 2009
8,267,681 Method and apparatus for forming a fibrous media 0 2010
8,263,214 Super absorbent containing web that can act as a filter, absorbent, reactive layer or fuel fuse 0 2011
8,177,876 Reduced solidity web comprising fiber and fiber spacer or separation means 0 2011
8,268,033 Filter medium and structure 0 2011
8,246,730 Web comprising fine fiber and reactive, adsorptive or absorptive particulate 0 2011
8,211,218 Web comprising fine fiber and reactive, adsorptive or absorptive particulate 0 2011
8,277,529 Filter medium and breather filter structure 0 2011
8,343,264 Web comprising fine fiber and reactive, adsorptive or absorptive particulate 0 2012
 
WEYERHAEUSER COMPANY (13)
4,961,930 Pet pad of thermoplastic containing materials with insecticide 43 1988
4,900,377 Method of making a limited life pad 32 1988
4,892,769 Fire resistant thermoplastic material containing absorbent article 75 1988
4,891,454 Infant car seat liner 44 1988
4,886,697 Thermoplastic material containing absorbent pad or other article 106 1988
4,885,200 Infant car seat liner 32 1988
4,882,213 Absorbent article with tear line guide 26 1988
5,071,675 Method of applying liquid sizing of alkyl ketene dimer in ethanol to cellulose fibers entrained in a gas stream 9 1989
5,064,689 Method of treating discontinuous fibers 64 1990
5,516,585 Coated fiber product with adhered super absorbent particles 34 1993
5,582,644 Hopper blender system and method for coating fibers 17 1994
6,270,893 Coated fiber product with adhered super absorbent particles 24 1994
5,498,478 Polyethylene glycol as a binder material for fibers 62 1994
 
HOLLINGSWORTH & VOSE COMPANY (4)
5,662,728 Particulate filter structure 54 1992
5,486,410 Fibrous structures containing immobilized particulate matter 121 1994
5,674,339 Process for fibrous structure containing immobilized particulate matter 25 1994
6,024,813 Process for fibrous structure containing immobilized particulate matter 12 1997
 
MCNEIL-PPC, INC. (4)
4,500,315 Superthin absorbent product 112 1982
4,537,590 Superthin absorbent product 79 1983
4,758,466 Foam-fiber composite and process 55 1987
5,447,677 Apparatus and method for making absorbent products containing a first material dispersed within a second material 32 1993
 
NORDSON CORPORATION (4)
4,894,277 Application method and products that use a foamed hot melt adhesive 23 1986
4,927,346 Apparatus for depositing particulate material into a pad of fibrous material in a forming chamber 46 1989
5,017,324 Method for depositing particulate material into a pad of fibrous material in a forming chamber 31 1990
5,143,680 Method and apparatus for depositing moisture-absorbent and thermoplastic material in a substrate 26 1990
 
APPLETON PAPERS INC. (3)
6,517,648 Process for preparing a non-woven fibrous web 8 2001
6,843,871 Process for preparing a non-woven fibrous web 0 2002
7,108,190 Token array and method employing authentication tokens bearing scent formulation information 28 2003
 
DIVERSEY, INC. (3)
7,618,402 Fluid absorbent tape 0 2004
8,034,184 Fluid absorbent tape 0 2007
8,118,800 Fluid absorbent tape 0 2009
 
EUROFILTERS N.V. (3)
6,183,536 Enhanced performance vacuum cleaner bag and method of operation 35 1999
6,171,369 Vacuum cleaner bag construction and method of operation 46 1999
7,094,270 Composite filter and method of making the same 20 2002
 
FIRST QUALITY RETAIL SERVICES, LLC (3)
7,962,993 Surface cleaning pad having zoned absorbency and method of making same 0 2005
7,694,379 Absorbent cleaning pad and method of making same 0 2005
8,026,408 Surface cleaning pad having zoned absorbency and method of making same 0 2006
 
KIMBERLY-CLARK CORPORATION (3)
4,797,318 Active particle-containing nonwoven material, method of formation thereof, and uses thereof 68 1986
5,122,407 Odor-removing cover for absorbent pads and method of making same 32 1990
5,614,306 Conductive fabric and method of producing same 13 1995
 
MORNING PRIDE MANUFACTURING, L.L.C. (2)
6,658,670 Composite structure for protective garment 1 2000
6,317,889 Protective pad for protective garment 9 2000
 
WEYERHAEUSER NR COMPANY (2)
5,230,959 Coated fiber product with adhered super absorbent particles 79 1989
5,432,000 Binder coated discontinuous fibers with adhered particulate materials 168 1991
 
AIRFLO (1)
6,372,004 High efficiency depth filter and methods of forming the same 29 1999
 
ALDINE TECHNOLOGIES, INC. (1)
4,980,215 Absorbent package 14 1988
 
AMCOL INTERNATIONAL CORPORATION (1)
5,237,945 Water barrier formed from a clay-fiber mat 48 1991
 
AWDS TECHNOLOGIES SRL (1)
8,389,901 Welding wire guiding liner 0 2010
 
BASF AKTIENGESELLSCHAFT (1)
6,140,550 Water-absorbent article and method 26 1997
 
CERTAINTEED CORPORATION (1)
6,180,233 Sorbent glass fiber material 1 1999
 
CHEMISCHE FABRIK STOCKHAUSEN GMBH (1)
5,733,576 Process for the production of absorbing material with an improved degradability and absorption for water, aqueous solutions and body liquids, and its use in hygienic articles and for soil conditioning 23 1994
 
FARICERCA S.P.A. (1)
5,262,223 Absorbent element and an absorbent article including the element 25 1992
 
FIRMA CARL FREUDENBERG (1)
4,902,559 Absorbent body of nonwoven material and a method for the production thereof 64 1988
 
FLANDERS CORPORATION (1)
6,302,946 Deodorizing air filter and method of fabricating same 10 2000
 
GREENSCAPES HOME AND GARDEN PRODUCTS, INC. (1)
7,059,083 Seedbed for growing vegetation 3 2004
 
HUGHES ELECTRONICS CORPORATION (1)
4,540,625 Flexible air permeable non-woven fabric filters 70 1984
 
INVISTA NORTH AMERICA S.A.R.L. (1)
5,135,787 Iced food shipping container with aqueous liquid absorbing pad 40 1990
 
KAO CORPORATION (1)
5,489,469 Absorbent composite 51 1993
 
KEM-WOVE, INCORPORATED (1)
5,013,309 Incontinent pad with high absorbent packet 56 1989
 
KIMBERLY-CLARK LIMITED (1)
5,720,832 Method of making a meltblown nonwoven web containing absorbent particles 38 1995
 
PACTIV LLC (1)
6,491,993 Absorbent pouches 2 1999
 
PAUL HARTMANN AG (1)
7,608,748 Absorbent sanitary product 0 2004
 
PRODEO TECHNOLOGIES, INC. (1)
6,455,114 Composite absorbent structure and method 11 1999
 
STERLING CHEMICALS INTERNATIONAL, INC. (1)
4,495,030 Filter paper 35 1983
 
TECHNICHE SOLUTIONS DBA TECHNICHE INTERNATIONAL (1)
5,885,912 Protective multi-layered liquid retaining composite 19 1997
 
THE BANK OF NEW YORK MELLON, AS COLLATERAL AGENT (1)
6,821,587 Processes of using at least one absorbent pouch 2 2002
 
TOYO BOSEKI KABUSHIKI KAISHA (1)
6,936,094 Adsorptive sheet and filter for clarifying air 2 2002
 
UNITTA COMPANY (1)
6,605,014 Toothed belt 0 2001
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (5)
5,713,881 Non-continuous absorbent composites comprising a porous macrostructure of absorbent gelling particles and a substrate 36 1995
6,070,358 Seed germination system 4 1998
6,703,072 Method utilizing an aerodynamic interlacing process to produce a chemical filter media 5 2002
7,101,423 Respiratory air filter 4 2002
6,878,193 Filter material and method of making same 1 2003