Patents by Inventor Claude Franson

Claude Franson 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).

  • Stabilized metal salts of ethylene bis dithiocarbamic acid
    Patent number: 4185113
    Abstract: Compositions containing stabilized metal salts of ethylene bis dithiocarbamic acid with cinnamic aldehyde or a compound resulting from the conversion of cinnamic aldehyde which are useful as fungicides and to a process of stabilizing said metal salts.
    Type: Grant
    Filed: September 7, 1978
    Date of Patent: January 22, 1980
    Assignee: Roussel UCLAF
    Inventors: Aime Virrion, Claude Franson
  • Process for the preparation of colored maneb
    Patent number: 3935242
    Abstract: A process for the preparation of colored maneb comprising synthesizing maneb in a reaction media containing at least one dyestuff in solution therein.
    Type: Grant
    Filed: July 10, 1974
    Date of Patent: January 27, 1976
    Assignee: Procida
    Inventors: Pierre Fulconis, Claude Franson