Patents by Inventor Thomas Clarence Sparks

Thomas Clarence Sparks 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).

  • N-SUBSTITUTED PIPERAZINES
    Publication number: 20100234391
    Abstract: Novel N-alkyl substituted piperazines have been discovered, which are useful as insecticides or fungicides. Such compounds are of Formula (I) wherein X, Y, R1 and R2 are as defined herein.
    Type: Application
    Filed: May 26, 2010
    Publication date: September 16, 2010
    Applicant: DOW AGROSCIENCES LLC
    Inventors: Beth Anne Lorsbach, James Melvin Ruiz, Thomas Clarence Sparks, Michael Thomas Sullenberger, Irene Mae Morrison, Jeffery Dale Webster
  • N-substituted piperazines
    Patent number: 7754724
    Abstract: Novel N-alkyl substituted piperazines have been discovered, which are useful as insecticides or fungicides. Such compounds are of Formula (I) wherein X, Y, R1 and R2 are as defined herein.
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: July 13, 2010
    Assignee: Dow AgroSciences LLC
    Inventors: Beth Anne Lorsbach, James Melvin Ruiz, Thomas Clarence Sparks, Michael Thomas Sullenberger, Irene Mae Morrison, Jeffery Dale Webster