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 51–75 of 115 patents

Patent #TitleCo-InventorsDate
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
7897823 Process for production of azeotrope compositions comprising hydrofluoroolefin and hydrogen fluoride and uses of said azeotrope compositions in separation processes Ralpha Newton Miller, Mario Joseph Nappa, Allen Capron Sievert 2011-03-01
7888539 Azeotrope compositions of octafluorocyclobutane and uses thereof Jeffrey P. Knapp 2011-02-15
7879253 Compositions comprising a fluoroolefin Barbara Haviland Minor 2011-02-01
7872161 Process for producing 2,3,3,3-tetrafluoropropene Allen Capron Sievert 2011-01-18
7862741 Compositions comprising a fluoroolefin Barbara Haviland Minor 2011-01-04
7862742 Compositions comprising a fluoroolefin Barbara Haviland Minor 2011-01-04
7862740 Compositions comprising a fluoroolefin Barbara Haviland Minor 2011-01-04
7833434 Tetrafluoropropene production processes Mario Joseph Nappa, Allen Capron Sievert 2010-11-16
7722781 Tetrafluoropropene production processes Mario Joseph Nappa, Allen Capron Sievert 2010-05-25
7708903 Compositions comprising fluoroolefins and uses thereof Allen Capron Sievert, Mario Joseph Nappa, Barbara Haviland Minor, Thomas J. Leck, Ekaterina N. Swearingen +3 more 2010-05-04
7709438 Azeotrope compositions comprising nonafluoropentene and hydrogen fluoride and uses thereof Ralph Newton Miller, Mario Joseph Nappa, Allen Capron Sievert 2010-05-04
7678949 Process for the preparation of 1,3,3,3-tetrafluoropropene and/or 2,3,3,3-tetrafluoropropene H. David Rosenfeld, Allen Capron Sievert, Shekhar Subramoney 2010-03-16
7663007 Process for the preparation of 1,3,3,3-tetrafluoropropene and/or 1,1,3,3,3-pentafluoropropene H. David Rosenfeld, Allen Capron Sievert, Shekhar Subramoney 2010-02-16
7659436 Process for the preparation of 1,1,1,3,3-penta-fluoropropane and/or 1,1,1,3,3,3-hexafluoropropane H. David Rosenfeld, Allen Capron Sievert, Shekhar Subramoney 2010-02-09
7659435 Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,2,3-pentafluoropropane H. David Rosenfeld, Allen Capron Sievert, Shekhar Subramoney 2010-02-09
7524999 Process for the production of 1,1,1,3,3,3-hexafluoropropane Mario Joseph Nappa, Allen Capron Sievert 2009-04-28
7504358 Nickel-substituted and mixed nickel-and cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalysts precursors H. David Rosenfeld, Allen Capron Sievert, Shekhar Subramoney, Munirpallam A. Subramanian 2009-03-17
7476771 Azeotrope compositions comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof Ralph Newton Miller, Mario Joseph Nappa, Allen Capron Sievert 2009-01-13
7449126 Heat transfer and refrigerant compositions comprising 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene and a hydrocarbon Mario Joseph Nappa, Barbara Haviland Minor 2008-11-11
7435700 Chromium oxide compositions containing zinc, their preparation and their use as catalysts and catalyst precursors Tammy Georgette Amos, Allen Capron Sievert, Shekhar Subramoney 2008-10-14
7423188 Azeotrope compositions comprising E-1,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof Ralph Newton Miller, Mario Joseph Nappa, Allen Capron Sievert 2008-09-09
7413676 Heat transfer and refrigerant compositions comprising 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene and a fluoroether Mario Joseph Nappa, Barbara Haviland Minor, Allen Capron Sievert 2008-08-19
7405334 Process for the reduction of acidic contaminates in fluorinated hydrocarbons Allen Capron Sievert 2008-07-29
7388117 Azeotrope compositions comprising 1,2,3,3,3-pentafluoropropene and hydrogen fluoride and uses thereof Ralph Newton Miller, Barbara Haviland Minor, Mario Joseph Nappa, Allen Capron Sievert 2008-06-17