Patents by Inventor Union Oil Company of California

Union Oil Company of California 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).

  • Patent number: 5190677
    Abstract: Encapsulating particles of solid thiocarbonate salts, esters and complexes with air- and water-impermiable coatings produces compositions having long-term stability.
    Type: Grant
    Filed: August 1, 1991
    Date of Patent: March 2, 1993
    Assignee: Union Oil Comany of California
    Inventors: Union Oil Company of California, Donald C. Young