Patents by Inventor Wendell W. Windisch

Wendell W. Windisch 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).

  • Transformation product of thiosporamicin
    Patent number: 4785078
    Abstract: A new sulfur-containing polypeptide antibiotic produced by the hydrolysis of thiosporamicin (CP-46,192) is useful for the improving feed utilization efficiency in poultry and swine.
    Type: Grant
    Filed: November 20, 1986
    Date of Patent: November 15, 1988
    Assignee: Pfizer Inc.
    Inventors: Eugene F. Fiese, Charles E. Moppett, Wendell W. Windisch
  • Sparingly water-soluble salts of penicillanic acid 1,1-dioxide
    Patent number: 4331599
    Abstract: The 1:2 N,N'-dibenzylethylenediamine, the N-benzyl-2-phenylethylamine and the dibenzylamine salts of penicillanic acid 1,1-dioxide, a well-known betalactamase inhibitor, are sparingly soluble in water. Accordingly they are valuable as slow release (depot) forms of penicillanic acid 1,1-dioxide, particularly for use in conjunction with slow release (depot) forms of penicillin and cephalosporin antibiotics, in the chemotherapy of bacterial infections in mammals.
    Type: Grant
    Filed: February 2, 1981
    Date of Patent: May 25, 1982
    Assignee: Pfizer Inc.
    Inventors: William W. Armstrong, Charles E. Moppett, Wendell W. Windisch