WESTVACO CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3108
 
 
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 2161
 
 
 
B01D SEPARATION 1132
 
 
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 160
 
 
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 190
 
 
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF168
 
 
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 164
 
 
 
C11C FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM116
 
 
 
D21F PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON128

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6863176 Apparatus for holding a compact diskSep 18, 01Mar 08, 05[B65D]
D492321 Information storage media holder with security featureAug 09, 02Jun 29, 04[1499]
D468621 Security device for an information storage media holderMay 22, 01Jan 14, 03[0807]
6284705 Adsorptive monolith including activated carbon, method for making said monolith, and method for adsorbing chemical agents from fluid streamsMar 27, 00Sep 04, 01[B01J]
6171373 Adsorptive monolith including activated carbon, method for making said monolith, and method for adsorbing chemical agents from fluid streamsMar 10, 99Jan 09, 01[B01D]
5914294 Adsorptive monolith including activated carbon and method for making said monlithApr 23, 96Jun 22, 99[C04B, B01J]
5677185 Method for regeneration of coniferous plants by somatic embryogenesis in culture media containing abscisic acidMay 14, 96Oct 14, 97[C12N]
5610051 Method for production of coniferous isogenic cell linesJun 18, 91Mar 11, 97[C12N]
5194640 Process for making high-purity oleic acidJun 10, 91Mar 16, 93[C11C]
RE31093 Process for making activated carbon with control of metal ion concentration in phosphoric acidJun 04, 81Nov 30, 82[B01J, C01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6935494 Container with information displayExpiredSep 05, 02Aug 30, 05[B65D]
2005/0061,432 Method for releasing laminated materialsABANOct 12, 04Mar 24, 05[B32B, B65H]
2003/0201,313 Gift-wrap envelope for media holdersABANApr 29, 02Oct 30, 03[B65D]
2003/0034,383 Variable length envelopeABANAug 15, 01Feb 20, 03[B65D]
2002/0164,453 Printable composite paperboard for packagingABANJun 14, 01Nov 07, 02[B32B]
2002/0146,571 SEPERATOR SHEET FOR DECORATIVE LAMINATESABANApr 26, 99Oct 10, 02[C09J]
6444877 Liquidambar styraciflua AGAMOUS (LSAG) geneExpiredNov 04, 99Sep 03, 02[C12N, A01H]
6433052 Rosin-fatty acid vinylic polymers as ink additivesExpiredJul 17, 00Aug 13, 02[C08L]
2001/0049,420 Method for producing hydrocarbon/acrylic hybrid resinsABANDec 13, 00Dec 06, 01[C08F, C08L]
2001/0024,730 Apparatus for enhancing extruded plolyethylene terephthalate (PET) film adhesion to a cellulosic substrateABANApr 13, 01Sep 27, 01[B05C, B32B, B05D]
2001/0011,948 Method of manufacturing resonant circuit devicesABANFeb 06, 01Aug 09, 01[G08B]
2001/0008,921 Hydrocarbon/acrylic hybrid resins for use as sizing compositionsABANFeb 15, 01Jul 19, 01[C08F]
6245195 Decontamination of waste papersExpiredApr 16, 98Jun 12, 01[D21C]
2001/0000,514 Hydrocarbon/acrylic hybrid resins for use in gravure printing ink formulationsABANNov 29, 00Apr 26, 01[C09D]
2001/0000,342 Hydrocarbon/acrylic hybrid resins for use in lithographic printing ink formulationsABANNov 29, 00Apr 19, 01[C09D, C08L]
2001/0000,253 Hydrocarbon/acrylic hybrid resins for use in continuous ink jet ink formulationsABANNov 29, 00Apr 12, 01[C09D, C08L]
6025022 Two-component ink jet ink method for the production of lithographic platesExpiredOct 10, 97Feb 15, 00[B05D]
6020397 Two-component ink jet ink systemExpiredOct 10, 97Feb 01, 00[B32B, B05D]
5996404 On-line dense paste rheological testing apparatus and methodExpiredAug 24, 98Dec 07, 99[G01N]
5989299 Mixtures of amine modified lignin with sulfonated lignin for disperse dyeExpiredMay 26, 98Nov 23, 99[D06P]

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