SNPE

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
F42B EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION 138

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5390605 Stabilized and propelled decoy, emitting in the infra-redAug 11, 93Feb 21, 95[F42B]
5348923 Silica-based substrates modified by grafting of polyalkylguanidinium groups, their process of manufacture and their use as catalystsNov 30, 92Sep 20, 94[B01J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5989033 Book kit for a drawing game-fun skyExpiredApr 30, 98Nov 23, 99[G09B]
5714081 Dismountable mechanical core and procedure for implementing itExpiredJun 25, 96Feb 03, 98[B29C, C06B]
5532196 Inorganic resins, process for their preparation and materials for heat protectionExpiredJul 01, 94Jul 02, 96[C04B]
5446458 Process for the fastening of an element absorbing electromagnetic waves on a wall of a structure or an infrastructureExpiredDec 30, 86Aug 29, 95[G01S]
5400690 Multi-receptacle pyrotechnic cartridges and corresponding ammunitionExpiredSep 01, 94Mar 28, 95[F41F]
5359918 Multi-receptacle pyrotechnic cartridges and corresponding ammunitionExpiredMay 27, 93Nov 01, 94[F41F]
5360836 Process for the production of coatings by radiation cross-linkingExpiredMar 22, 93Nov 01, 94[C08F]
5328736 Apparatus and process for impregnating fibers with an aerosol of electrostatically charged polymer powder particlesExpiredSep 10, 92Jul 12, 94[B05D, B05B]
5310159 Destructible core for undercut castingExpiredJul 26, 91May 10, 94[C06B]
5214175 Process for the synthesis of monohaloalkylferrocenes and 4-chlorobutylferroceneExpiredSep 27, 91May 25, 93[C07F]
5202454 Process for the manufacture of 1-bromoalkyl hydrocarbyl carbonatesExpiredNov 21, 91Apr 13, 93[C07C]
5190671 Process for the synthesis of monohaloalkanoylferrocenesExpiredOct 02, 91Mar 02, 93[C07F]
5191087 Process for the synthesis of 1,4-disubstituted pyrazolesExpiredJul 20, 92Mar 02, 93[C07D]
5125229 Nozzleless propulsion unit of low aspect ratioExpiredOct 23, 90Jun 30, 92[F02K]
5111657 Propulsion device comprising a block of propellant provided with a central duct of variable sectionExpiredJun 12, 90May 12, 92[F02K]
5110961 Catalytic process for the synthesis of an alcohol, new metal complexes and process for the synthesis of these complexesExpiredDec 14, 90May 05, 92[C07F]
5072672 Composite materials with lubricating properties, process for their manufacture and antierosive components for a barrel weapon system which consists of these materialsExpiredNov 01, 90Dec 17, 91[F42B]
5047261 Process for the manufacture of coatings by radiocrosslinkingExpiredJun 19, 90Sep 10, 91[B05D, C08F]
5013412 Process for the electrosynthesis of a beta,gamma-unsaturated esterExpiredApr 18, 90May 07, 91[C25B]
4994203 Composite material with lubricating properties, process for their manufacture and antierosive components for a barrel weapon system which consists of these materialsExpiredDec 05, 88Feb 19, 91[C10M]

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