CLARCOR INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D01D MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS1314
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 819
 
  
 
B01D SEPARATION 5129
 
  
 
B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE 552
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 4121
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
D04H MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL 229
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
C07K PEPTIDES 1135
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0304,755 MULTI-LAYERED OR MULTIPLE POLYMER FINE FIBER WEBSApr 21, 17Oct 26, 17[D01D, B01D, D04H]
2017/0306,148 HIGH MOLECULAR AND LOW MOLECULAR WEIGHT FINE FIBERS AND TPU FINE FIBERSApr 18, 17Oct 26, 17[C08L]
2017/0306,563 FINE FIBER PULP FROM SPINNING AND WET LAID FILTER MEDIAApr 18, 17Oct 26, 17[C08J, D01D, D21H, D04H]
2017/0298,092 FINE FIBER WEB WITH CHEMICALLY FUNCTIONAL SPECIESApr 18, 17Oct 19, 17[D01D, B01J, C07K, B01D, B32B]
2017/0151,520 ENGINE PANEL FILTER AND HOUSING SYSTEMNov 28, 16Jun 01, 17[F02M, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9889620 Devices and methods for the production of microfibers and nanofibersAug 06, 13Feb 13, 18[D01D, C03B, B29C, B29D]
9827728 Devices and methods for the production of microfibers and nanofibers in a controlled environmentAug 06, 13Nov 28, 17[D01D, C03B, B29C, B29D]
9731466 Systems and methods of supplying materials to a rotating fiber producing deviceAug 06, 13Aug 15, 17[D01D, C03B, B29C, B29D]
9731966 Non-pleated tubular depth filter having fine fiber filtration mediaFeb 23, 11Aug 15, 17[B82Y, B01D]
9527257 Devices and methods for the production of microfibers and nanofibers having one or more additivesAug 06, 13Dec 27, 16[D01D, C03B, B29C, B29D]
9441313 Systems and methods for the production of microfibers and nanofibers using multiple fiber production devicesFeb 10, 14Sep 13, 16[D01D]
9394627 Apparatuses having outlet elements and methods for the production of microfibers and nanofibersOct 15, 15Jul 19, 16[D01D]
9181635 Methods for the production of microfibers and nanofibers using a multiple chamber fiber producing deviceApr 28, 14Nov 10, 15[D01D]
8858845 Systems and methods for the production of microfibers and nanofibers using a fluid level sensorFeb 10, 14Oct 14, 14[D01D, B29B]
8777599 Multilayer apparatuses and methods for the production of microfibers and nanofibersFeb 07, 12Jul 15, 14[B29B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8597552 Apparatus, systems and methods for producing particles using rotating capillariesExpiredMar 16, 10Dec 03, 13[B29B]
2012/0255,662 INTEGRATED NANOFIBER FILTER MEDIAAbandonedJun 20, 12Oct 11, 12[B01D, B32B]
2011/0210,060 EXPANDED COMPOSITE FILTER MEDIA INCLUDING NANOFIBER MATRIX AND METHODAbandonedFeb 22, 11Sep 01, 11[B29C, B01D]
2011/0210,061 COMPRESSED NANOFIBER COMPOSITE MEDIAAbandonedFeb 22, 11Sep 01, 11[B01D]
2011/0210,081 FINE FIBER LIQUID PARTICULATE FILTER MEDIAAbandonedFeb 22, 11Sep 01, 11[B29C, B01D, B32B]
2011/0114,554 MULTI-COMPONENT FILTER MEDIA WITH NANOFIBER ATTACHMENTAbandonedJul 13, 09May 19, 11[B29C, B01D]
2009/0266,759 INTEGRATED NANOFIBER FILTER MEDIAAbandonedApr 22, 09Oct 29, 09[B29C, B01D]
D301549 Container closureExpiredJan 06, 86Jun 13, 89[]

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