Atochem

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 8117
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 3135
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 3113
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 290
 
  
 
C11D DETERGENT COMPOSITIONS 263
 
  
 
A23L FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT 163
 
  
 
A62D CHEMICAL MEANS FOR EXTINGUISHING FIRES; PROCESSES FOR MAKING HARMFUL CHEMICAL SUBSTANCES HARMLESS, OR LESS HARMFUL, BY EFFECTING A CHEMICAL CHANGE; COMPOSITION OF MATERIALS FOR COVERINGS OR CLOTHING FOR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; COMPOSITION OF MATERIALS FOR TRANSPARENT PARTS OF GAS-MASKS, RESPIRATORS, BREATHING BAGS OR HELMETS; COMPOSITION OF CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS115
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5506024 Polyetheresteramide-based water vapor permeable thermoplastic elastomer film, process for its manufacture and articles comprising said filmJun 07, 95Apr 09, 96[C08G]
5393508 Vaporization of solutions of hydrazine hydrateSep 10, 93Feb 28, 95[C01B]
5352826 Synthesis of acyl cyanides in an anhydrous reaction mediumMar 23, 93Oct 04, 94[C07C]
5352827 Synthesis of acyl cyanides in a hydrous reaction mediumMar 23, 93Oct 04, 94[C07C]
5342886 .alpha.-monoolefinic graft copolymersDec 11, 91Aug 30, 94[C08L]
5308527 Aprotic polar solvent/ether paint stripping compositionsDec 09, 91May 03, 94[C09D, C11D]
5298118 Preparation of bleached chemithermomechanical pulpJul 29, 92Mar 29, 94[D21C]
5278122 Catalyst for dehalogenation of alpha-halogenated carboxylic acids/estersOct 30, 92Jan 11, 94[B01J]
5243111 Catalytic oxychlorination of hydrocarbons to produce chlorocarbonsDec 14, 92Sep 07, 93[C07L]
5239119 Catalytic synthesis of azines from H.sub.2 O.sub.2 /NH.sub.3 /carbonyl compoundsNov 25, 91Aug 24, 93[C07C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6605265 Continuous production of azines/hydrazine hydrateExpiredMar 25, 94Aug 12, 03[C01B, C07C]
5977379 Process for the preparation of flame-resistant halogenated imide compoundsExpiredMar 19, 92Nov 02, 99[C07D]
5972827 Catalytic oxychlorination of hydrocarbons to produce chlorocarbonsExpiredMar 22, 93Oct 26, 99[B01J]
5883195 Thermoplastic polyamide/-polyetheramide/elastomer alloys having improved mechanical propertiesExpiredJun 25, 97Mar 16, 99[C08G, C08L]
5827939 Heteropolyacid catalysts in the preparation of esters of unsaturated carboxylic acidsExpiredDec 22, 93Oct 27, 98[C07C, B01J]
5817588 Ceramic preforms comprising monocrystalline hexagonal platelets of alpha-aluminaExpiredJun 05, 95Oct 06, 98[C04B]
5756585 Star-shaped copolymers and process for their manufactureExpiredFeb 03, 95May 26, 98[C08F]
5747090 Undecylenate deodorants for animal feedsExpiredJan 28, 93May 05, 98[A23L]
5705720 Continuous process for cracking 1,2-dichloroethaneExpiredJun 07, 95Jan 06, 98[C07C]
5696279 Method of preparing thiocyanoalkyl esters of hydroxy-substituted (meth)acrylic acidsExpiredOct 20, 95Dec 09, 97[C07C]
5668231 Heat-resistant maleimido polymers/block copolymersExpiredSep 11, 96Sep 16, 97[C08F]
5663401 Phosphorus- and sulfur-containing acrylates and methacrylatesExpiredJan 06, 95Sep 02, 97[C07F]
5658986 Polymers containing thiuram disulfide groups and their preparationExpiredDec 18, 95Aug 19, 97[C08L]
5650226 Metal substrate coated with polyamide-based coating powdersExpiredJun 07, 95Jul 22, 97[B32B]
5616418 Thermoplastic elastomer polyblends comprising polyamides/modified polyolefins and shaped articles produced therefromExpiredDec 28, 94Apr 01, 97[B32B]
5612267 Ceramic preforms comprising monocrystalline hexagonal platelets of .alpha.-aExpiredJun 05, 95Mar 18, 97[C04B]
5601755 Dielectrics comprising methyl/benzyl derivatives of diphenylmethaneExpiredMar 06, 95Feb 11, 97[C07C, H01B]
5591816 Heat-resistant maleimido polymers/block copolymersExpiredDec 16, 93Jan 07, 97[C08F]
5578689 Polymeric composition obtained by suspended emulsion polymerizationExpiredFeb 22, 94Nov 26, 96[C08F]
5565597 Process for preparing thiocyanoalkyl esters of (meth)acrylic acidExpiredMar 27, 95Oct 15, 96[C07C]

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