Patents by Inventor Emil Hechtle

Emil Hechtle 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).

  • Grip-lock pen
    Patent number: 4077726
    Abstract: A pen body for a writing instrument, having a plastic barrel, and at the writing end, a collar that covers the end of the barrel, with the outside of the barrel and the inside surface of the collar containing complementary interlocking means for forming a grip-lock connection between the barrel and the collar. The barrel and the inside of the collar may be provided with camming surfaces to secure a ball-point cartridge to the barrel.
    Type: Grant
    Filed: June 16, 1976
    Date of Patent: March 7, 1978
    Assignee: Radiant Pen Corporation
    Inventor: Emil Hechtle