Patents by Inventor Richard A. Beck

Richard A. Beck 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).

  • Substituted (.alpha.,.alpha.,.alpha.-trifluoro-2,6-dinitro-p-tolyl)hydrazines
    Patent number: 4054441
    Abstract: Novel substituted (.alpha.,.alpha.,.alpha.-trifluoro-2,6-dinitro-p-tolyl)hydrazines, active as herbicides, together with herbicidal methods and compositions employing said novel compounds.
    Type: Grant
    Filed: October 2, 1975
    Date of Patent: October 18, 1977
    Assignee: Eli Lilly and Company
    Inventor: James Richard Beck
  • Herbicidal 4-pyrimidinones and pyrimidinethiones
    Patent number: 4012388
    Abstract: A class of new 4-pyrimidinones and thiones have a small alkyl group at the 1-position and a substituted phenyl group at the 5-position. The compounds are herbicides.
    Type: Grant
    Filed: December 11, 1975
    Date of Patent: March 15, 1977
    Assignee: Eli Lilly and Company
    Inventors: James Richard Beck, Robert Peter Gajewski
  • Herbicidal use of .beta.-aminoatroponitriles
    Patent number: 4012224
    Abstract: A class of .beta.-aminoatroponitriles are useful herbicides. The compounds have a meta-substituent, or no substituent, on the phenyl ring, and the amino group may be substituted with lower alkyl groups.
    Type: Grant
    Filed: December 2, 1975
    Date of Patent: March 15, 1977
    Assignee: Eli Lilly and Company
    Inventor: James Richard Beck
  • Herbicidal 2-methyl-4-phenyl-5-pyrazolinones[and isoxazolinones]
    Patent number: 4000155
    Abstract: A small class of 2-methyl-4-phenyl-5-pyrazolinones and isoxazolinones are herbicides. The phenyl rings are substituted in the meta position. The compounds are particularly useful as preemergence herbicides.
    Type: Grant
    Filed: December 11, 1975
    Date of Patent: December 28, 1976
    Assignee: Eli Lilly and Company
    Inventors: James Richard Beck, Robert Peter Gajewski
  • [1]Benzothieno[3,2-b]furans
    Patent number: 3989718
    Abstract: A new class of organic chemical compounds [1]benzothieno[3,2-b]furans, are made by O-alkylation of 3-hydroxybenzo[b]thiophene-2-carboxylates with alkyl haloacetates, haloacetonitriles or .alpha.-halomethyl alkyl ketones, followed by cyclization of the intermediate products with alkali metals or alkali metal alkoxides. The compounds are antimicrobials.
    Type: Grant
    Filed: May 6, 1975
    Date of Patent: November 2, 1976
    Assignee: Eli Lilly and Company
    Inventor: James Richard Beck