Patents by Inventor Constantine Eisinger

Constantine Eisinger 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).

  • Cap
    Patent number: D277426
    Type: Grant
    Filed: August 10, 1982
    Date of Patent: February 5, 1985
    Inventor: Constantine Eisinger