Inventor · disambiguated record
Jean-Pierre Schirmann
Also filed as: SCHIRMANN JEAN P · SCHIRMANN JEAN-PIERRE
51 granted patents·2 pending applications·581 citations·filing 1972–2003
98Inventor score
Top patents by PatentIndex Score
53 records- 0197US3972878AMethod for preparing azines and hydrazonesUGINE KUHLMANN·Filed 1975·Granted Aug 3, 1976·77 cites·21 claims
- 0295US4128494AActivators for percompoundsUGINE KUHLMANN·Filed 1977·Granted Dec 5, 1978·82 cites·7 claims
- 0389US4093656AProcess for making azinesUGINE KUHLMANN·Filed 1976·Granted Jun 6, 1978·24 cites·42 claims
- 0488US6881698B2Ion liquids derived from Lewis acid based on titanium, niobium, tantalum, tin or antimony, and uses thereofATOFINA·Filed 2001·Granted Apr 19, 2005·28 cites·26 claims
- 0588US6649560B2Bulk catalysts based on chromium and on nickel for the gas-phase fluorination of halogenated hydrocarbonsELF ATOCHEM·Filed 2002·Granted Nov 18, 2003·16 cites·12 claims
- 0685US3972876AProcess for the preparation of symmetrical and unsymmetrical azines and mixtures thereofUGINE KUHLMANN·Filed 1974·Granted Aug 3, 1976·16 cites·18 claims
- 0784US3948902AMethod for preparing azinesUGINE KUHLMANN·Filed 1974·Granted Apr 6, 1976·15 cites·15 claims
- 0880US4026908ACatalytic epoxidation processUGINE KUHLMANN·Filed 1976·Granted May 31, 1977·10 cites·9 claims
- 0979US5252309AAzine synthesis in the absence of CO2ATOCHEM ELF SA·Filed 1992·Granted Oct 12, 1993·17 cites·15 claims
- 1078US6310240B1Vapor phase oxidation of acrolein to acrylic acidDU PONT·Filed 1998·Granted Oct 30, 2001·22 cites·6 claims
- 1178US4303586ACatalytic epoxidation of olefinsUGINE KUHLMANN·Filed 1979·Granted Dec 1, 1981·7 cites·11 claims
- 1275US6080893AProcess for the manufacture of acrolein from propylene by a redox reaction and use of a solid mixed oxide composition as redox system in the said reactionATOCHEM ELF SA·Filed 1998·Granted Jun 27, 2000·16 cites·16 claims
- 1375US4338260APreparation of percarboxylic acidsUGINE KUHLMANN·Filed 1980·Granted Jul 6, 1982·11 cites·9 claims
- 1475US3953480AEpoxidation of olefins by hydrogen peroxideUGINE KUHLMANN·Filed 1974·Granted Apr 27, 1976·9 cites·10 claims
- 1574US4725421AProcess for the preparation of concentrated solutions of hydrazine hydrateATOCHEM·Filed 1985·Granted Feb 16, 1988·23 cites·20 claims
- 1673US4996039AProduction of hydrogen peroxideATOCHEM·Filed 1989·Granted Feb 26, 1991·21 cites·11 claims
- 1771US6019870AProcess for the preparation of delignified and bleached chemical paper pulpsATOCHEM ELF SA·Filed 1995·Granted Feb 1, 2000·16 cites·18 claims
- 1871US5239119ACatalytic synthesis of azines from H2 O2 /NH3 /carbonyl compoundsATOCHEM·Filed 1991·Granted Aug 24, 1993·11 cites·17 claims
- 1971US3943132AProcess for the preparation of hydrazonesUGINE KUHLMANN·Filed 1973·Granted Mar 9, 1976·9 cites·2 claims
- 2070US6025523AProcess for the manufacture of acrylic acid from acrolein by a redox reaction and use of a solid mixed oxide composition as redox system in the said reactionATOCHEM ELF SA·Filed 1998·Granted Feb 15, 2000·11 cites·14 claims
- 2169US4994583AProcess for the preparation of epsilon-caprolactoneUGING KUHLMANN PROD CHIM·Filed 1989·Granted Feb 19, 1991·12 cites·4 claims
- 2268US4724133APreparation of concentrated aqueous solution of hydrazine hydrateATOCHEM·Filed 1985·Granted Feb 9, 1988·18 cites·14 claims
- 2367US4303587ACatalytic epoxidation of olefinsUGINE KUHLMANN·Filed 1979·Granted Dec 1, 1981·4 cites·15 claims
- 2463US3984451AMethod for preparing hydrazo-bis-acetonitrilesUGINE KUHLMANN·Filed 1975·Granted Oct 5, 1976·6 cites·25 claims
- 2561US6251821B1Solid mixed oxide composition containing molybdenum, cobalt and bismuth, which is suitable for the manufacture of acrolein from propylene by a redox reactionATOCHEM ELF SA·Filed 1999·Granted Jun 26, 2001·7 cites·11 claims
- 2659US6517798B1Method for preparing hydrazine hydrateATOFINA·Filed 1999·Granted Feb 11, 2003·6 cites·7 claims
- 2759US4221675APercompound activatorsUGINE KUHLMANN·Filed 1978·Granted Sep 9, 1980·16 cites·8 claims
- 2858US6605265B1Continuous production of azines/hydrazine hydrateATOCHEM·Filed 1994·Granted Aug 12, 2003·7 cites·23 claims
- 2958US3943152AMethod for preparing azinesUGINE KUHLMANN·Filed 1973·Granted Mar 9, 1976·5 cites·3 claims
- 3056US4459240AProcess for the preparation of percarboxylic acidsUGINE KUHLMANN·Filed 1982·Granted Jul 10, 1984·5 cites·11 claims
- 3155US5639924AProcess for the production of 1,1,1-trifluoroethaneATOCHEM NORTH AMERICA ELF·Filed 1994·Granted Jun 17, 1997·4 cites·30 claims
- 3255US4740603AProcess for the preparation of ε-caprolactoneUGINE KUHLMANN·Filed 1986·Granted Apr 26, 1988·5 cites·10 claims
- 3355US4049712AMethod for manufacturing hydrazodicarbonamideUGINE KUHLMANN·Filed 1972·Granted Sep 20, 1977·4 cites·5 claims
- 3449US5600039AProcess for the preparation of 1,1,1,2-tetrafluoroethaneATOCHEM ELF SA·Filed 1994·Granted Feb 4, 1997·4 cites·20 claims
- 3548US4159991AAcyloxy-N,N'-diacylmalonamides and methods for their preparationUGINE KUHLMANN·Filed 1977·Granted Jul 3, 1979·3 cites·12 claims
- 3648US3978049AProcess for the preparation of hydrazine compoundsUGINE KUHLMANN·Filed 1974·Granted Aug 31, 1976·3 cites·5 claims
- 3748US3959262AMethod for preparing azinesUGINE KUHLMANN·Filed 1972·Granted May 25, 1976·3 cites·5 claims
- 3847US2004049088A1Bulk catalysts based on chromium and on nickel for the gas-phase fluorination of halogenated hydrocarbonsFiled 2003·Application pending·0 cites
- 3946US5154912AO17 isotopic peroxidesATOCHEM·Filed 1990·Granted Oct 13, 1992·10 cites·9 claims
- 4043US5750810AMethod for coproducing difluoromethane and 1,1,1,2-tetrafluoroethaneATOCHEM ELF SA·Filed 1996·Granted May 12, 1998·2 cites·11 claims
- 4140US7164042B2Method for making 2,2,4,4,-tetramethyl-3-pentanone oxime and hydroxylammonium saltsFLUOROTECH LLC·Filed 2002·Granted Jan 16, 2007·0 cites·15 claims
- 4240US2001009885A1Reaction and use of a solid mixed oxide composition as redox system in the said reactionFiled 2000·Application pending·0 cites
- 4339US5600038AAdiabatic Hydrofluorination of hydrochlorofluorocarbonsATOCHEM NORTH AMERICA ELF·Filed 1995·Granted Feb 4, 1997·1 cites·22 claims
- 4438US6482383B1Method for preparing hydrazine hydrateATOFINA·Filed 1999·Granted Nov 19, 2002·4 cites·5 claims
- 4538US4330485APreparation of percarboxylic acidsUGINE KUHLMANN·Filed 1980·Granted May 18, 1982·1 cites·9 claims
- 4637US3972874AMethod for preparing symmetrical and unsymmetrical ketazines and mixtures thereofUGINE KUHLMANN·Filed 1974·Granted Aug 3, 1976·1 cites·15 claims
- 4736US6562311B1Method for preparing hydrazine hydrateATOFINA·Filed 1999·Granted May 13, 2003·4 cites·9 claims
- 4836US4717451AProcess for the preparation of anthraquinone dispersions and their use in alkaline wood digestion processesATOCHEM·Filed 1985·Granted Jan 5, 1988·1 cites·5 claims
- 4936US3956282AMethod for preparing azinesTELLIER PIERRE·Filed 1973·Granted May 11, 1976·2 cites·4 claims
- 5035US3951964AMethod for preparing azinesUGINE KUHLMANN·Filed 1972·Granted Apr 20, 1976·1 cites·4 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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