Patents by Inventor David E. Podhorez

David E. Podhorez has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the preparation of certain substituted sulfilimines
    Patent number: 8193222
    Abstract: Cyano-substituted sulfilimines and sulfoximines are produced efficiently and in high yield from the corresponding sulfides by reaction with cyanamide and hypochlorite.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: June 5, 2012
    Assignee: Dow AgroSciences, L.L.C.
    Inventors: Douglas C. Bland, Timothy J. Adaway, David E. Podhorez
  • PROCESS FOR THE PREPARATION OF CERTAIN SUBSTITUTED SULFILIMINES
    Publication number: 20110077409
    Abstract: Cyano-substituted sulfilimines are produced efficiently and in high yield from the corresponding sulfides by reaction with cyanamide and hypochlorite.
    Type: Application
    Filed: November 18, 2010
    Publication date: March 31, 2011
    Inventors: David E. Podhorez, Ronald Ross, JR., James R. McConnell
  • Process for the preparation of certain substituted sulfilimines
    Patent number: 7868027
    Abstract: Cyano-substituted sulfilimines are produced efficiently and in high yield from the corresponding sulfides by reaction with cyanamide and hypochlorite.
    Type: Grant
    Filed: February 12, 2008
    Date of Patent: January 11, 2011
    Assignee: Dow AgroSciences LLC
    Inventors: David E. Podhorez, Ronald Ross, Jr., James R. McConnell
  • Selective reduction of spinosyn factors Et-J and Et-L to spinetoram
    Patent number: 7683161
    Abstract: Spinetoram is selectively produced in excellent yields by hydrogenating a mixture of 3?-O-ethyl spinosyn J and 3?-O-ethyl spinosyn L in a water miscible organic solvent using hydrogen gas and a heterogeneous catalyst.
    Type: Grant
    Filed: November 2, 2007
    Date of Patent: March 23, 2010
    Assignee: Dow AgroSciences LLC
    Inventors: David E. Podhorez, Gary A. Roth, David C. Molzahn, Timothy Adaway
  • Process for the oxidation of certain substituted sulfilimines to insecticidal sulfoximines
    Patent number: 7511149
    Abstract: Insecticidal sulfoximines are produced efficiently and in high yield by the oxidation of the corresponding sulfilimine with ruthenium tetraoxide or an alkali metal permanganate.
    Type: Grant
    Filed: February 9, 2007
    Date of Patent: March 31, 2009
    Assignee: Dow AgroSciences LLC
    Inventors: Kim E. Arndt, Douglas C. Bland, David E. Podhorez, James R. McConnell
  • Process for the preparation of certain substituted sulfilimines
    Publication number: 20080207910
    Abstract: Cyano-substituted sulfilimines are produced efficiently and in high yield from the corresponding sulfides by reaction with cyanamide and hypochlorite.
    Type: Application
    Filed: February 12, 2008
    Publication date: August 28, 2008
    Applicant: Dow AgroSciences LLC
    Inventors: David E. Podhorez, Ronald Ross, James R. McConnell
  • Process for the oxidation of certain substituted sulfilimines to insecticidal sulfoximines
    Publication number: 20080194634
    Abstract: Insecticidal sulfoximines are produced efficiently and in high yield by the oxidation of the corresponding sulfilimine with ruthenium tetraoxide or an alkali metal permanganate.
    Type: Application
    Filed: February 9, 2007
    Publication date: August 14, 2008
    Inventors: Kim E. Arndt, Douglas C. Bland, David E. Podhorez, James R. McConnell
  • Selective reduction of spinosyn factors Et-J and Et-L to spinetoram
    Publication number: 20080108800
    Abstract: Spinetoram is selectively produced in excellent yields by hydrogenating a mixture of 3?-O-ethyl spinosyn J and 3?-O-ethyl spinosyn L in a water miscible organic solvent using hydrogen gas and a heterogeneous catalyst.
    Type: Application
    Filed: November 2, 2007
    Publication date: May 8, 2008
    Applicant: Dow AgroSciences LLC
    Inventors: David E. Podhorez, Gary A. Roth, David C. Molzahn, Timothy Adaway
  • Process for preparing 3-(substituted phenyl)-5-thienyl or furyl)-1,2,4-triazoles and novel intermediates utilized therein
    Patent number: 6329528
    Abstract: New synthetic procedures for preparing insecticidal 3-(substituted phenyl)-5-(thienyl or furyl)-1,2,4-triazoles utilizing thioimidate intermediate.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: December 11, 2001
    Assignee: Dow AgroSciences LLC
    Inventors: Mary L. Ash, Mark W. Zettler, Norman R. Pearson, Duane R. Romer, John W. Hull, Jr., David E. Podhorez
  • One pot synthesis of 1,2,4-triazoles
    Patent number: 6096898
    Abstract: One pot synthesis of 1,2,4-triazoles uses thioimidate intermediate and 1,2-dichloroethane solvent.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: August 1, 2000
    Assignee: Dow AgroSciences LLC
    Inventors: David E. Podhorez, John W. Hull, Jr., Christine H. Brady
  • 2-methoxyimino-2-(pyridinyloxymethyl)phenyl acetamides with carboxylic acid derivatives on the pyridine ring
    Patent number: 5968875
    Abstract: The present invention provides novel 2-methoximino-2-(pyridinyloxymethyl)phenyl acetamide compounds with carboxylic acid substituents on the pyridine ring, their use as fungicidal compounds, and their use in fungicidal compositions comprising at least one of the 2-methoximino-2-(pyridinyloxymethyl)phenyl acetamide compounds as the active ingredient.
    Type: Grant
    Filed: January 29, 1998
    Date of Patent: October 19, 1999
    Assignee: Dow AgroSciences LLC
    Inventors: Scott J. Bis, Emily J. Canada, David H. Cooper, Christopher S. Galka, Neil Kirby, David G. Ouimette, David E. Podhorez, Mary Pieczko, Rebecca Rezac, Brent J. Rieder, John K. Swayze, Vidyadhar B. Hegde, Gary L. Sampson