Patents by Inventor John J. Hand

John J. Hand 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).

  • Insecticidal diaminoguanidine hydrazone compounds
    Patent number: 4754067
    Abstract: The invention is insecticidal diaminoguanidine hydrazone compounds which are also effective antifeeding agents for insects and methods for their preparation.
    Type: Grant
    Filed: December 8, 1986
    Date of Patent: June 28, 1988
    Assignee: American Cyanamid Company
    Inventors: Roger W. Addor, Donald P. Wright, Jr., Jack K. Siddens, John J. Hand
  • Insecticidal uses of diaminoguanidine hydrazone compounds
    Patent number: 4649148
    Abstract: The invention is insecticidal diaminoguanidine hydrazone compounds which are also effective antifeeding agents for insects and methods for their preparation.
    Type: Grant
    Filed: October 17, 1985
    Date of Patent: March 10, 1987
    Assignee: American Cyanamid Company
    Inventors: Roger W. Addor, Donald P. Wright, Jr., Jack K. Siddens, John J. Hand
  • Insecticidal diaminoguanidine hydrazone compounds
    Patent number: 4575560
    Abstract: The invention is insecticidal diaminoguanidine hydrazone compounds which are also effective antifeeding agents for insects and methods for their preparation.
    Type: Grant
    Filed: February 25, 1985
    Date of Patent: March 11, 1986
    Assignee: American Cyanamid Company
    Inventors: Roger W. Addor, Donald P. Wright, Jr., Jack K. Siddens, John J. Hand