AS

Allen Capron Sievert

EA E.I. Du Pont De Nemours And: 150 patents #2 of 8,010Top 1%
TF The Chemours Company Fc: 18 patents #8 of 195Top 5%
📍 Elkwood Estates, MD: #1 of 31 inventorsTop 4%
🗺 Maryland: #11 of 35,612 inventorsTop 1%
Overall (All Time): #4,890 of 4,157,543Top 1%
168
Patents All Time

Issued Patents All Time

Showing 126–150 of 168 patents

Patent #TitleCo-InventorsDate
6416683 Compositions of a fluoroether and a hydrofluorocarbon Diana Lynn Klug, Barbara Haviland Minor, Donna Marie Patron, Tuneen E. C. Chisolm 2002-07-09
6376727 Processes for the manufacture of 1,1,1,3,3-pentafluoropropene, 2-chloro-pentafluoropropene and compositions comprising saturated derivatives thereof V. N. Mallikarjuna Rao 2002-04-23
6329559 Processes for the production of hexafluoropropene and optionally other halogenated hydrocarbons containing fluorine V. N. Mallikarjuna Rao, Francis John Walczak 2001-12-11
6291730 Process for the manufacture of halocarbons and selected compounds and azeotropes with HF Ralph Thomas Baker, Viacheslav A. Petrov, Velliyur Nott Mallikarjuna Rao 2001-09-18
6281395 1,1,1,2,3,3,3-heptafluoropropane manufacturing process Mario Joseph Nappa, V. N. Mallikarjuna Rao 2001-08-28
6261472 Azeotrope-like compositions containing fluoroethane Vinci Martinez Felix, Barbara Haviland Minor 2001-07-17
6255544 Process for the manufacture of halocarbons 2001-07-03
6242658 Process for the manufacture of fluorine-substituted hydrocarbons Ralph Thomas Baker, Richard P. Beatty, Robert Lewis Wallace, Jr. 2001-06-05
6229058 Preparation of fluorinated propanes and pentanes Mario Joseph Nappa 2001-05-08
6224781 Compositions comprising hydrofluorocarbons and their manufacture Barry Asher Mahler, V. N. Mallikarjuna Rao, Munirpallam A. Subramanian, Edwin J. Warwas 2001-05-01
6207869 Process for perhalofluorinated butanes and hexanes Mario Joseph Nappa 2001-03-27
6147267 Process for perfluorocycloalkane purification V. N. Mallikarjuna Rao 2000-11-14
6143938 Process for perhalocycloalkane purification V. N. Mallikarjuna Rao 2000-11-07
6107267 Compositions comprising CF.sub.3 CF.sub.2 CHF.sub.2 and their manufacture V. N. Mallikarjuna Rao, Munirpallam A. Subramanian 2000-08-22
6093859 Process for the manufacture of 1,1,1,3,3-pentafluoropropane Mario Joseph Nappa, V. N. Mallikarjuna Rao 2000-07-25
6066768 Perhalofluorinated butanes and hexanes Mario Joseph Nappa 2000-05-23
6066769 Process for the manufacture of halogenated propanes containing end-carbon fluorine Mario Joseph Nappa, Edwin J. Warwas 2000-05-23
6018083 Process for the production of fluorocarbons William H. Manogue, Mario Joseph Nappa, V. N. Mallikarjuna Rao 2000-01-25
5948213 Processes for the manufacture and purification of 1,1,2,2,3,3,4,4-octafluorobutane and by-products, and azeotropes with HF Ralph Newton Miller, V. N. Mallikarjuna Rao 1999-09-07
5945573 Process for the manufacture of 1,1,1,3,3-pentafluoropropane Mario Joseph Nappa, V. N. Mallikarjuna Rao 1999-08-31
5817893 Processes for the manufacture and purification of 1,1,2,2,3,3,4,4-octafluorobutane and by-products Ralph Newton Miller, V. N. Mallikarjuna Rao 1998-10-06
5779931 Azeotrope (like) compositions with difluoromethoxytetrafluoro-propane and pentafluoropropane, and methods of use Diana Lynn Klug, Barbara Haviland Minor, Donna Marie Patron, Tuneen E. C. Chisolm 1998-07-14
5772911 1,1,2,2,3,3,4,4-Octafluorobutane compositions Barbara Haviland Minor 1998-06-30
5705471 1,1,2,2,3,3,4,4-octaflourobutane compositions Barbara Haviland Minor 1998-01-06
5648016 Azeotrope (like) composition with fluoromethyl trifluoromethyl ether and 1,1-difluoroethane Diana Lynn Klug, Barbara Haviland Minor, Donna Marie Patron, Tuneen E. C. Chisolm 1997-07-15