Weigert; Frank J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Weigert; Frank J..The latest application filed is for "catalytic process for producing cf.sub.3 chclf".

Company Profile

0.11.0

Weigert; Frank J. - Wilmington DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Catalytic process for producing CF.sub.3 CHClF Grant 5,302,765 - Manzer , et al. * April 12, 1	1994-04-12
Gem-dihydropolyfluoroalkanes and monohydropolyfluoroalkenes, processes for their production, and use of gem-dihydropolyfluoroalkanes in cleaning compositions Grant 5,268,122 - Rao , et al. December 7, 1	1993-12-07
1,1,1,2,2,3,3,4,4,5,6-undecafluorohexane and use thereof in compositions and processes for cleaning Grant 5,250,213 - Rozen , et al. October 5, 1	1993-10-05
Compositions of 1,1,1,2,2,5,5,5,-octafluoro-4-trifluoromethylpentane and use thereof for cleaning solid surfaces Grant 5,221,361 - Anton , et al. June 22, 1	1993-06-22
Process for the manufacture of halogen-substituted propanes containing hydrogen and at least five fluorine substituents Grant 5,177,273 - Bruhnke , et al. January 5, 1	1993-01-05
Hydrogenolysis/dehydrohalogenation process Grant 5,146,018 - Kellner , et al. * September 8, 1	1992-09-08
Compositions of 1,1,1,2,2,5,5,5-octafluoro-4-trifluormethypentane and use thereof for cleaning solid surfaces Grant 5,073,290 - Anton , et al. December 17, 1	1991-12-17
Hydrogenolysis/dehydrohalogenation process Grant 5,068,473 - Kellner , et al. November 26, 1	1991-11-26
Process for preparing a mixture of methyl- or ethyl-substituted primary anilines Grant RE33,549 - Weigert * March 5, 1	1991-03-05
Preparation of dimethylamine Grant 4,313,003 - Weigert January 26, 1	1982-01-26
Preparation of monomethylamine Grant 4,254,061 - Weigert March 3, 1	1981-03-03

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