Patents by Inventor Alfred Bay Sullivan

Alfred Bay Sullivan 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).

  • 2(Isopropyldithio)benzimidazole
    Patent number: 4119780
    Abstract: 2(Isopropyldithio)benzimidazole is a potent inhibitor of prevulcanization of vulcanizable rubber compositions.
    Type: Grant
    Filed: October 22, 1976
    Date of Patent: October 10, 1978
    Assignee: Monsanto Company
    Inventor: Alfred Bay Sullivan
  • Method for preparation of phosphorus polysulfides
    Patent number: 4006155
    Abstract: A process for the preparation of phosphorus polysulfides which comprises reacting a compound containing one or more --SH radicals with a sulfenamide characterized by the presence of a carbonyl group adjacent to the sulfenamide nitrogen wherein one or both of the SH compound and sulfenamide contains a phosphoryl moiety.
    Type: Grant
    Filed: September 23, 1974
    Date of Patent: February 1, 1977
    Assignee: Monsanto Company
    Inventor: Alfred Bay Sullivan
  • Preparation of 2-mercaptoazoles
    Patent number: 3974170
    Abstract: A process is disclosed which comprises reacting hydrogen sulfide with azolesulfonates and sulfinates to give 2-mercaptoazoles. One embodiment of the invention describes removal of oxidized forms of 2-mercaptobenzothiazole including benzothiazole-2-sulfonates from effluent by treatment with hydrogen sulfide.
    Type: Grant
    Filed: August 26, 1974
    Date of Patent: August 10, 1976
    Assignee: Monsanto Company
    Inventors: Robert Henry Campbell, Alfred Bay Sullivan