POREX TECHNOLOGIES CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B01D SEPARATION 5129
 
 
 
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
 
 
 
D01D MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS324
 
 
 
D02G CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR THREADS; YARNS OR THREADS326
 
 
 
A24F SMOKERS' REQUISITES; MATCH BOXES 232
 
 
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 269
 
 
 
B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE 255
 
 
 
B29K INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS 229
 
 
 
B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES 224
 
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0231,531 VANED FILTRATION MEDIA AND METHODS OF MAKING THE SAMEFeb 19, 15Aug 20, 15[B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9839715 Anti-microbial foams containing polymer-stabilized silver nanoparticlesAug 13, 15Dec 12, 17[C08J, B29K, B29L, A61L]
9330580 Assay wick with analyte fluid sufficiency indicatorNov 14, 13May 03, 16[G01N, G09F, A24F, B65D]
8939295 Multi-layer, fluid transmissive fiber structures containing nanofibers and a method of manufacturing such structuresFeb 17, 10Jan 27, 15[B29C, B29K, B29L, B01D, B32B]
8334034 Rapid release and anti-drip porous reservoirsSep 19, 07Dec 18, 12[B32B]
8047453 Neutral displacement wickJun 07, 10Nov 01, 11[A61L]
7888275 Porous composite materials comprising a plurality of bonded fiber component structuresJan 17, 06Feb 15, 11[D04H, B01D]
7731102 Neutral displacement wickJun 20, 07Jun 08, 10[A24F]
7290668 Bicomponent fiber wickMar 01, 04Nov 06, 07[B01D]
7018031 Porous substrate for ink delivery systemsDec 22, 03Mar 28, 06[B41J]
6840692 Method and apparatus for making NIBS and ink reservoirs for writing and marking instruments and the resultant productsMar 19, 03Jan 11, 05[B43K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7291263 Polymeric fiber rods for separation applicationsExpiredAug 19, 04Nov 06, 07[B01D]
2005/0118,407 Functionalized porous materials and applications in medical devicesAbandonedOct 26, 04Jun 02, 05[B32B]
2004/0052,689 Self-sealing materials and devices comprising sameAbandonedJun 26, 03Mar 18, 04[B01L]
2004/0028,890 Water and oil repellent porous particles and methods for making the sameAbandonedAug 12, 03Feb 12, 04[B32B]
2003/0099,576 Fibrous self-sealing componentsAbandonedSep 10, 02May 29, 03[B01L]
2002/0193,030 Functional fibers and fibrous materialsAbandonedApr 20, 01Dec 19, 02[D04H]
5693273 Method of making multi-porosity porous plastic stripsExpiredSep 11, 95Dec 02, 97[B32B]
5432100 Diagnostic system employing a unitary substrate to immobilize microspheresExpiredDec 13, 91Jul 11, 95[G01N]
5073344 Diagnostic system employing a unitary substrate to immobilize microspheresExpiredJul 21, 88Dec 17, 91[G01N]
4963261 Microporous membrane having a macroporous supportExpiredAug 28, 89Oct 16, 90[B01D]
4886177 Cap for tubesExpiredOct 31, 88Dec 12, 89[B65D]
4870116 Dye-containing porous plastic element and method of making itExpiredDec 19, 88Sep 26, 89[C08J, B27J]
4797243 Dye-containing porous plastic element and method of making itExpiredApr 04, 88Jan 10, 89[B27J]
4761232 Macroporous substrate containing microporous matrixExpiredMar 07, 86Aug 02, 88[B01D]
4464254 Device for separating serum from blood sampleExpiredJun 03, 82Aug 07, 84[B01D]
D271422 Kit for a wound drainage systemExpiredJul 11, 80Nov 15, 83[D240]
D270568 Adapter for making connection into a container through a pierceable topExpiredJul 01, 80Sep 13, 83[D240]
4331147 System for draining woundsExpiredJul 01, 80May 25, 82[A61M]
4256845 Porous sheets and method of manufactureExpiredFeb 15, 79Mar 17, 81[B29D]
D255367 Pen nibExpiredJul 17, 78Jun 10, 80[D190]

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