Rhone-Poulenc Chimie

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 24114
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF1564
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1495
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 11244
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 795
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR788
 
  
 
C09C TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES 624
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 516
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 563
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 565

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6521214 Process for preparation of abrasive precipitated silicaSep 11, 00Feb 18, 03[A61K, C01B]
6214306 Composition based on zirconium oxide and cerium oxide, preparation method therefor and use thereofMay 08, 98Apr 10, 01[B01J]
6214912 Elastomeric matrix reinforced with precipitated silicasNov 29, 99Apr 10, 01[C08L]
6210451 Colloidal organic sols comprising tetravalent metal oxide/organic acid complexesSep 22, 99Apr 03, 01[C10L, B01F]
6153661 Onium borates/borates of organometallic complexes and cationic initiation of polymerization therewithMay 06, 97Nov 28, 00[C08F]
6147184 Onium borates/borates of organometallic complexes and cationic initiation of polymerization therewithMay 06, 97Nov 14, 00[C08G]
6107226 Precipitated silica beadsMay 02, 90Aug 22, 00[C04B]
6093223 Aggregates of ceric oxide crystallites and reduction of vehicular emissions therewithNov 04, 96Jul 25, 00[C10L]
6024933 Direct oxidation method for converting sulphur compounds into sulphur with a copper catalystFeb 13, 98Feb 15, 00[C01B, B01J]
6001322 Precipitated silicasSep 21, 98Dec 14, 99[C01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0066,787 Hydroxyaromatic-masked isocyanatesAbandonedSep 11, 06Mar 22, 07[C08G]
2004/0249,062 Aqueous emulsions of oils and/or preferably masked (poly)isocyanate resins, and resulting emulsionsAbandonedApr 15, 04Dec 09, 04[C08L]
6797854 Process for drying a gaseous or liquid mixture with the aid of an adsorber composed of alumina and of a molecular sieveExpiredJul 06, 95Sep 28, 04[C07C]
6770776 Synthesis of fluorocarbon compoundsExpiredSep 25, 01Aug 03, 04[C07C]
6761867 Concentrated suspension of precipitation silica, processes for its preparation and uses of this suspensionExpiredJan 07, 97Jul 13, 04[C01B]
2004/0071,741 Use of silicone waxes containing ester functional groups for thickening oily mediaAbandonedMay 05, 03Apr 15, 04[A61K]
6683208 Optically active diphosphines, preparation thereof according to a process for the resolution of the racemic mixture and use thereofExpiredFeb 19, 02Jan 27, 04[C07C]
6455018 Recovery of precious metal and other values from spent compositions/materialsExpiredMay 15, 95Sep 24, 02[C22B]
6380412 Optically active diphosphines, preparation thereof according to a process for the resolution of the racemic mixture and use thereofExpiredFeb 04, 00Apr 30, 02[C07F]
6316636 Synthesis of fluorocarbon compoundsExpiredFeb 28, 96Nov 13, 01[C07D, C07C]
6299701 Dishwasher detergent composition containing an anticorrosive agentExpiredMar 17, 99Oct 09, 01[C11D]
6290924 Precipitated silica beadsExpiredApr 17, 00Sep 18, 01[C01B]
6284033 Inorganic rare earth pigments/colorants and synthesis/applications thereofExpiredFeb 12, 96Sep 04, 01[C01G, C01F]
6224981 Water-redispersible powders of film-forming polymers having a core/shell structureExpiredDec 05, 97May 01, 01[C08F, B32B]
6221393 Pharmaceutical compositions in the form of sustained-release tablets based on high molecular weight polysaccharide granulesExpiredOct 22, 99Apr 24, 01[A61K]
6200457 Electroactivated material, its preparation and its use in producing cathode componentsExpiredDec 16, 99Mar 13, 01[C25C, H01B]
6187711 Use of tin derivatives as latent polycondensation catalysts, and premix containing themExpiredOct 07, 96Feb 13, 01[B01J]
6184329 Polyfunctional, perhalogenated polyorganosiloxanes and methods for preparation thereofExpiredJul 25, 96Feb 06, 01[C08G]
6171699 Spheroidal silica particulates useful as reinforcing fillers for elastomersExpiredMar 07, 95Jan 09, 01[B32B]
6156163 Reactant, compound and process for the perfluoroalkylation of the nucleophile, and the derivatives obtainedExpiredNov 06, 97Dec 05, 00[C09K, C07F, C07C]

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