Patents by Inventor James H. Wikel, II

James H. Wikel, II 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).

  • Preparation of substituted 1-thiazinyl or 1-thiazolyl-2-aminobenzimidazoles
    Patent number: 4434288
    Abstract: This invention concerns a process for preparing 2-amino-1,5(6)-substituted-benzimidazole compounds by reacting a 1-unsubstituted-2-amino-5(6)-substituted-benzimidazole compound with a sulfonyl chloride or a haloalkyl isothiocyanate in the presence of an alkali metal hydroxide or carbonate, water, and a water-miscible nonhydroxylic solvent.
    Type: Grant
    Filed: April 8, 1982
    Date of Patent: February 28, 1984
    Assignee: Eli Lilly and Company
    Inventor: James H. Wikel, II