Kemira Chemicals, Inc.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D21C PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR1415
 
  
 
D21H PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR 830
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR689
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 352
 
  
 
E21B EARTH OR ROCK DRILLING 393
 
  
 
B31F MECHANICAL WORKING OR DEFORMATION OF PAPER OR CARDBOARD 223
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2123
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2114
 
  
 
C11D DETERGENT COMPOSITIONS 263
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2012/0032,093 TAGGED SCALE INHIBITOR COMPOSITIONS AND METHODS OF INHIBITING SCALEAug 03, 10Feb 09, 12[C09K, C08F, G01N, C08L]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9404216 Polyester surfactants for deinkingAug 06, 13Aug 02, 16[C08G, D21C]
9309137 Tagged scale inhibitor compositions and methods of inhibiting scaleMar 05, 15Apr 12, 16[C09K, G01N, C02F, E21B]
9150779 Well treatment fluid compositions and methods of use that include a delayed release percarbonate formulationFeb 22, 13Oct 06, 15[C09K, C01B, C02F]
8980123 Tagged scale inhibitor compositions and methods of inhibiting scaleApr 22, 13Mar 17, 15[C09K, G01N, E21B, C02F]
8771578 Acidified polyamidoamine adhesives, method of manufacture, and use for creping and ply bond applicationsMay 27, 11Jul 08, 14[B31F, D21H]
8524036 Polyester surfactants for deinkingOct 22, 12Sep 03, 13[C08G, D21C]
8507597 Polymeric defoamer additiveJun 29, 12Aug 13, 13[C08F, C08K]
8501670 Well treatment fluid compositions and methods of use that include a delayed release percarbonate formulationOct 15, 08Aug 06, 13[C09K]
8338341 Process for the production of a granule of a coated oxidizing compound such granule and uses of the granuleOct 15, 08Dec 25, 12[C09K, B05D, E21B, B32B]
8317973 Polyester surfactants for deinkingNov 11, 09Nov 27, 12[C08G, D21C]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0278,008 WELL TREATMENT FLUID COMPOSITIONS AND METHODS OF USE THAT INCLUDE A DELAYED RELEASE PERCARBONATE FORMULATIONAbandonedJul 28, 11Nov 17, 11[E21B]
2010/0258,477 COMPOSITIONS AND PROCESSES FOR SEPARATION OF BITUMEN FROM OIL SAND ORESAbandonedApr 13, 09Oct 14, 10[C10G]
2010/0218,950 BIOCIDE FOR WELL STIMULATION AND TREATMENT FLUIDSAbandonedMay 11, 10Sep 02, 10[C09K, C04B, E21B]
2010/0200,239 FRICTION REDUCING COMPOSITIONS FOR WELL TREATMENT FLUIDS AND METHODS OF USEAbandonedFeb 09, 09Aug 12, 10[C09K, E21B]
2010/0024,886 Sizing Solution Delivery Systems for A Sizing Press and Methods for Reducing Sizing Solution Volumes During Operation TherefofAbandonedJul 29, 09Feb 04, 10[B08B, G05D]
2009/0075,848 ENVIRONMENTALLY COMPATIBLE DEFOAMING COMPOSITION FOR USE IN FLUIDSAbandonedSep 12, 08Mar 19, 09[C09K, E21B]
2008/0257,507 ACIDIFIED POLYAMIDOAMINE ADHESIVES, METHOD OF MANUFACTURE, AND USE FOR CREPING AND PLY BOND APPLICATIONSAbandonedApr 17, 08Oct 23, 08[C08G, B31F, D21H, C08L]
2006/0094,798 Method of emulsifying substituted cyclic dicarboxylic acid anhydride sizing agents and emulsion for papermakingAbandonedNov 04, 04May 04, 06[B01F, C08L]
2005/0039,873 High HLB non-ionic surfactants for use as deposition control agentsAbandonedAug 18, 03Feb 24, 05[D21H, D21C]
2004/0065,425 Latex paper sizing compositionAbandonedOct 07, 02Apr 08, 04[D21H]
6517624 Frictionizing compositionExpiredOct 07, 96Feb 11, 03[C09K]
6369010 Method and composition for preventing pitch deposits in paper mills using resinous mechanical pulpsExpiredDec 01, 99Apr 09, 02[C09D, C11D]
6074530 Method for enhancing the anti-skid or friction properties of a cellulosic fiberExpiredJan 21, 98Jun 13, 00[D21H]
5961783 Process for enhancing the strength and sizing properties of cellulosic fiber using a self-emulsifiable isocyanate and a coupling agentExpiredJun 06, 97Oct 05, 99[D21H]
5645688 Bleaching compositions and processes employing sulfamates and polyaminocarboxylic acidsExpiredJan 30, 95Jul 08, 97[D21C]
5569318 Frictionizing compositionExpiredJun 24, 94Oct 29, 96[C09K, B01J]
5407480 Stabilized, high solids, low viscosity smectite slurries, and method of preparationExpiredSep 30, 93Apr 18, 95[C04B]
5234548 Production of paper and paperboardExpiredJan 02, 92Aug 10, 93[D21H]
5152925 Polymeric defoamer compositionsExpiredAug 27, 90Oct 06, 92[B01J, B01D]
5032224 Method of producing pulpExpiredMar 27, 89Jul 16, 91[D21C]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.