Patents by Inventor Raymond W. Lang

Raymond W. Lang 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).

  • Process for testing the carcinogenicity of a material or the presence of cancer-inducing factors in an environment
    Patent number: 4871661
    Abstract: Materials can be screened for carcinogenic properties by administering them to test animals and assaying biological tissue, preferably plasma, for the presence of a 60K cancer-associated phosphoprotein. The test is applicable to a wide range of chemically-diverse carcinogens and is not restricted to carcinogens having one particular mode of action.
    Type: Grant
    Filed: June 18, 1985
    Date of Patent: October 3, 1989
    Assignee: The Ohio State University Research Foundation
    Inventors: Thomas E. Webb, Dorothy E. Schumm, Margaret Hanausek-Walaszek, Zbigniew Walaszek, Raymond W. Lang