PALL FILTRATION AND SEPARATIONS GROUP INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 4130
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6565782 Highly asymmetric, hydrophilic, microfiltration membranes having large pore diametersOct 08, 99May 20, 03[B29G, B01D]
6342283 Melt-blown tubular core elements and filter cartridges including the sameJul 22, 99Jan 29, 02[B01D]
6146747 Highly porous polyvinylidene difluoride membranesMay 18, 98Nov 14, 00[B32B]
5902482 Back-flushable filter cartridge and method of back-flushing sameNov 07, 96May 11, 99[B01D]
5886059 Highly asymmetric polyethersulfone filtration membranesJul 08, 97Mar 23, 99[C08J, B01D]
5879560 Back-flushable filter cartridge and method of back-flushing sameOct 16, 97Mar 09, 99[C02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2002/0162,792 Polymer membrane meshesAbandonedMay 01, 01Nov 07, 02[B01D]

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