VR

Velliyur Nott Mallikarjuna Rao

EA E.I. Du Pont De Nemours And: 99 patents #10 of 8,010Top 1%
TF The Chemours Company Fc: 16 patents #11 of 195Top 6%
📍 Wilmington, DE: #4 of 3,182 inventorsTop 1%
🗺 Delaware: #9 of 7,163 inventorsTop 1%
Overall (All Time): #10,881 of 4,157,543Top 1%
115
Patents All Time

Issued Patents All Time

Showing 26–50 of 115 patents

Patent #TitleCo-InventorsDate
8398882 Processes for the production of fluoropropanes and halopropenes and azeotropic compositions of 2-chloro-3,3,3-trifluoro-1-propene with HF and of 1,1,1,2,2-pentafluoropropane with HF Allen Capron Sievert 2013-03-19
8377327 Tetrafluoropropene production processes Mario Joseph Nappa, Allen Capron Sievert, Ralph Newton Miller 2013-02-19
8354039 Process for the manufacture fluorocarbons Mario Joseph Nappa, Allen Capron Sievert, Jeffrey P. Knapp 2013-01-15
8318992 Processes for the production of fluoropropanes and halopropenes Allen Capron Sievert 2012-11-27
8314273 Production processes for making 1,1,1,2,2,3-hexafluoropropane Barry Asher Mahler, Xuehui Sun 2012-11-20
8288597 Dehydrofluorination process to manufacture hydrofluoroolefins Allen Capron Sievert, Mario Joseph Nappa 2012-10-16
8263816 1,2,3,3,3-Pentafluoropropene production processes Mario Joseph Nappa, Allen Capron Sievert 2012-09-11
8247625 Catalytic addition of hydrofluorocarbons to fluoroolefins Xuehui Sun, Viacheslav A. Petrov, Mario Joseph Nappa, Ekaterina N. Swearingen 2012-08-21
8212092 Process for the reduction of acidic contaminates in fluorinated hydrocarbons Allen Capron Sievert 2012-07-03
8163964 Processes for producing pentafluoropropenes and certain azeotropes comprising HF and certain halopropenes of the formula C3 HClF4 Allen Capron Sievert 2012-04-24
8148586 Catalytic production processes for making tetrafluoropropenes and pentafluoropropenes Mario Joseph Nappa 2012-04-03
8133406 Processes for producing 2,3,3,3-tetrafluoropropene and/or 1,2,3,3-tetrafluoropropene Mario Joseph Nappa, Allen Capron Sievert 2012-03-13
8101094 Terpene, terpenoid, and fullerene stabilizers for fluoroolefins Jon Lee Howell, Thomas J. Leck, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C. Mouli +2 more 2012-01-24
8075796 Phenol stabilizers for fluoroolefins Mario Josph Nappa, Barbara Haviland Minor, Thomas J. Leck, Nandini C. Mouli 2011-12-13
8058489 Processes for producing pentafluoropropenes and azeotropes comprising HF and certain halopropenes of the formula C3Cl2F4, C3ClF5, or C3HF5 Allen Capron Sievert 2011-11-15
8053611 Process or the preparation of 1,1,1,3,3,3-hexafluoro-propane and at least one of 1,1,1,2,3,3-hexafluoropropane, hexafluoropropane and 1,1,1,2,3,3,3-heptafluoropropane H. David Rosenfeld, Allen Capron Sievert, Shekhar Subramoney 2011-11-08
8044252 Catalytic isomerization between E and Z isomers of 1,2,3,3,3-pentafluoropropene Mario Joseph Nappa, Donald J. Toton 2011-10-25
8017817 Process for the preparation of 1,1,3,3,3-pentafluoropropene and 1,2,3,3,3-pentafluoropropene H. David Rosenfeld, Allen Capron Sievert, Shekhar Subramoney 2011-09-13
8007677 Azeotrope compositions comprising 1,1,1,2,3-pentafluoropropene and hydrogen fluoride and uses thereof Jeffrey P. Knapp, Barry Asher Mahler 2011-08-30
7982073 Catalytic production processes for making tetrafluoropropenes and pentafluoropropenes Mario Joseph Nappa 2011-07-19
7981311 Process and methods of purification for the manufacture fluorocarbons Mario Joseph Nappa, Allen Capron Sievert, Jeffrey P. Knapp 2011-07-19
7959825 Compositions comprising HFC-1234yf and HFC-125 Barbara Haviland Minor, Donald Bernard Bivens, Deepak Perti, Mark Steven Baunchalk 2011-06-14
7943015 Use of copolymers of perfluoro(alkyl vinyl ether) for photochemical reactions Allen Capron Sievert 2011-05-17
7914698 Compositions comprising a fluoroolefin Barbara Haviland Minor, Donald Bernard Bivens, Deepak Perti, Mark Steven Baunchalk 2011-03-29
7906693 Processes for producing 2,3,3,3-tetrafluoropropene, a process for producing 1-chloro-2,3,3,3-pentafluoropropane and azeotropic compositions of 1-chloro-2,3,3,3-tetrafluoropropene with HF Mario Joseph Nappa, Allen Capron Sievert 2011-03-15