EVONIK ROHMAX ADDITIVES GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C10M LUBRICATING COMPOSITIONS 544
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 4121
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1101
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 1115
 
  
 
C10L FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUEFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS 141
 
  
 
C10N INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M 13

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7250458 Stable polymer dispersions and method for the production thereofAug 27, 03Jul 31, 07[C08K]
6458749 Method for improving low-temperature fluidity of lubricating oils using high-and-low-molecular weight polymerJul 09, 01Oct 01, 02[C10M]
6409778 Additive for biodiesel and biofuel oilsJun 28, 00Jun 25, 02[C10L]
6140431 Process for preparing continuously variable-composition copolymersFeb 12, 98Oct 31, 00[C08F]
5863999 Viscosity index improving additives for phosphate ester-containing hydraulic fluidsApr 20, 98Jan 26, 99[C08F]
5851967 Dispersant viscosity index improving additive for lubricating oilsJan 29, 97Dec 22, 98[C10N]
5817606 Viscosity index improving additives for phosphate ester-containing hydraulic fluidsJul 24, 97Oct 06, 98[C10M]
5696066 Additive for lubricating oilJun 28, 96Dec 09, 97[C10M]
5416162 Compatibilizer for a viscosity index improving polymer blendSep 20, 93May 16, 95[C10M, C08L]
5368761 Copolymer useful as a pour point depressant for a lubricating oilFeb 15, 94Nov 29, 94[C10M, C08F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8288583 Process for preparing carboxylic acid derivativesExpiredJun 01, 07Oct 16, 12[C07C]
2012/0258,899 USE OF COMB COPOLYMERS FOR IMPROVING SCUFFING LOAD CAPACITYAbandonedJun 20, 12Oct 11, 12[C10M]
2011/0319,305 USE OF COMB COPOLYMERS FOR IMPROVING SCUFFING LOAD CAPACITYAbandonedFeb 09, 10Dec 29, 11[C10M, C08F]
2011/0306,533 USE OF COMB POLYMERS AS ANTIFATIGUE ADDITIVESAbandonedFeb 25, 10Dec 15, 11[C10M, C08F]
2011/0296,743 FUEL COMPOSITIONS HAVING IMPROVED CLOUD POINT AND IMPROVED STORAGE PROPERTIESAbandonedDec 29, 09Dec 08, 11[C10L]
2011/0230,378 IMPROVED POLYMER DISPERSIONSAbandonedFeb 13, 08Sep 22, 11[C10M, C08K]
2011/0192,076 COMPOSITION HAVING IMPROVED FILTERABILITYAbandonedFeb 05, 10Aug 11, 11[C10L]
2011/0162,723 HYDRAULIC FLUID COMPOSITION THAT REDUCES HYDRAULIC SYSTEM NOISEAbandonedOct 01, 09Jul 07, 11[F17D]
2010/0162,693 METHOD OF REDUCING TORQUE RIPPLE IN HYDRAULIC MOTORSAbandonedDec 31, 08Jul 01, 10[F16H]
2009/0064,568 MOTOR FUEL COMPOSITIONS COMPRISING RENEWABLE RAW MATERIALSAbandonedFeb 13, 07Mar 12, 09[C10L]
2009/0048,406 PROCESS FOR PREPARING CONTINUOUSLY VARIABLE-COMPOSITION COPOLYMERSAbandonedJul 14, 08Feb 19, 09[C08F]
7470381 Functional fluid and the use thereofExpiredJul 25, 03Dec 30, 08[C09K]
2008/0313,074 Business model that brings new technology to market in a rapid, cost effective mannerAbandonedJun 12, 07Dec 18, 08[G06Q]
2008/0302,422 POWER OUTPUT IN HYDRAULIC SYSTEMSAbandonedJun 07, 07Dec 11, 08[C10M]
2007/0197,410 Energy efficiency in hydraulic systemsAbandonedFeb 21, 06Aug 23, 07[C10M]
2007/0027,318 Quinoline derivatives and quinazoline derivativesAbandonedSep 26, 06Feb 01, 07[C07D]
2005/0267,239 Polymer dispersions with low viscosity and method for production thereofAbandonedFeb 24, 05Dec 01, 05[C08L]
6689844 Process for synthesis of polymer compositions with reduced halogen content, polymer composition with reduced halogen content as well as use of this compositionExpiredMay 29, 01Feb 10, 04[C08F]

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