CK WITCO CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C10M LUBRICATING COMPOSITIONS 544
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 4116
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 367
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 3113
 
  
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 293
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 276
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 2100
 
  
 
A41D OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES 134
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6451731 Stable concentrated pesticidal suspensionAug 31, 00Sep 17, 02[A01N]
6420446 Polyurethane prepared from sorbitol-branched polyestersMar 27, 00Jul 16, 02[C08J, C08G]
6395796 Process for preparing polyurethane foamJan 05, 99May 28, 02[C08G]
6372874 Process for the preparation of siloxane-oxyalkylene copolymersDec 04, 98Apr 16, 02[C08G]
6283675 Method for oxidative destruction of carbon disulfide in soilMay 28, 99Sep 04, 01[B09B]
6248699 Gelling system for hydrocarbon fluidsJul 29, 99Jun 19, 01[C09K]
6239084 Viscosity drift control in overbased detergentsJul 21, 99May 29, 01[C10M]
6221815 Diesel fuel and lubricating oil antiforms and methods of useJun 08, 99Apr 24, 01[C10M]
6207720 Hydrolyzable silane emulsions and method for preparing the sameJun 25, 99Mar 27, 01[B01F]
6205020 Modular desktop computer having enhanced serviceabilityJan 09, 98Mar 20, 01[G06F, H05K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6660781 Process for preparing polyurethane foamExpiredJan 05, 99Dec 09, 03[C08J]
6451905 Shear stable aminosilicone emulsionsExpiredFeb 16, 99Sep 17, 02[C08G, C08L]
RE37711 Enol-ether capped polyethers and surfactants produced therefromExpiredAug 02, 99May 21, 02[C08J]
6362264 Stabilizer for food contact and medical grade PVCExpiredDec 20, 96Mar 26, 02[C08K]
6328294 Elastomeric spring systemExpiredNov 02, 99Dec 11, 01[F16F]
6235806 Open-celled rigid polyurethane foam and method for producing the sameExpiredJun 22, 99May 22, 01[C08G]
6225267 Sodium sulfonate blends as emulsifiers for petroleum oilsExpiredApr 04, 00May 01, 01[C10M]
6225510 Preparation of di-t-alkyl peroxides and t-alkyl hydroperoxides from n-alkyl ethersExpiredDec 10, 99May 01, 01[C07C]
6180832 Preparation of peroxyketalsExpiredMay 27, 99Jan 30, 01[C07C]
6174013 Skip car linerExpiredNov 12, 99Jan 16, 01[B60R]
6166165 Polyurethane synthesis from functional group terminated polymers containing sulfonate groupsExpiredDec 18, 96Dec 26, 00[C08G]
6133474 Aromatic and aliphatic sulfonates and properties and applications thereofExpiredSep 10, 99Oct 17, 00[C07C]
6121937 Log-periodic staggered-folded-dipole antennaExpiredJul 13, 99Sep 19, 00[H01Q]
6054625 Heteropolyacids as catalysts for a synthesis of ketone peroxidesExpiredMay 27, 99Apr 25, 00[C07C]
6051620 Scorch resistant additives for polyurethane foamsExpiredJun 11, 97Apr 18, 00[C08L]
6001767 Heteropoly acid peroxide promoterExpiredAug 04, 97Dec 14, 99[C08F, C08L, B01D]
6001946 Curable silane-encapped compositions having improved performancesExpiredSep 18, 97Dec 14, 99[C08G]
5919975 Aromatic and aliphatic sulfonates and properties and applications thereofExpiredMay 31, 96Jul 06, 99[C07C]
5281133 Rapid palatal expansion deviceExpiredNov 16, 92Jan 25, 94[A61C]
5034443 Polymer stabilizer and polymer composition stabilized therewithExpiredMay 18, 90Jul 23, 91[C08K]

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