AHLSTROM DEXTER LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM3154
 
  
 
D04H MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL 229
 
  
 
A22C PROCESSING MEAT, POULTRY, OR FISH 129
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 163
 
  
 
D21F PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON128
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1153

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6846382 Nonwoven web material for infusion packaging and method of making sameFeb 04, 98Jan 25, 05[D21F, B65B]
5786065 Abrasive nonwoven webMar 18, 97Jul 28, 98[D04H]
5431997 Process of producing porous web materials used for making infusion packages for brewing beverages and the web materials thus producedJul 01, 93Jul 11, 95[B32B]
5419962 Bonded fibrous casing substrates and method of making sameJan 11, 94May 30, 95[A22C, B32B]
5300319 Bonded fibrous casing substrates and method of making sameSep 05, 91Apr 05, 94[B05D]
5292581 Wet wipeDec 15, 92Mar 08, 94[D04H]
5158844 Battery separatorMar 07, 91Oct 27, 92[H01M]
5151320 Hydroentangled spunbonded composite fabric and processFeb 25, 92Sep 29, 92[B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6762138 Wet-laid nonwoven web from unpulped natural fibers and composite containing sameExpiredJul 14, 99Jul 13, 04[D04H]
2003/0119,409 Improved dry crimp strength in non-heat seal infusion package materialAbandonedJan 21, 00Jun 26, 03[B32B]
5108546 Bonded fibrous sheet materialExpiredSep 10, 90Apr 28, 92[D21H]
5063104 Fibrous base web bonding system and methodExpiredJan 03, 90Nov 05, 91[A22C, B65D, B32B]
5022964 Nonwoven fibrous web for tobacco filterExpiredJun 06, 89Jun 11, 91[D21F]
5009747 Water entanglement process and productExpiredJun 30, 89Apr 23, 91[D21H]
4952431 Fibrous substrates for sausage casing and method for producing sameExpiredApr 13, 89Aug 28, 90[A22C]
4666390 Apparatus for making a patterned non-woven fabricExpiredOct 21, 85May 19, 87[D21F]
4460643 Nonwoven fibrous backing for vinyl wallcoverExpiredFeb 07, 83Jul 17, 84[B32B]

Top Inventors for This Owner

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