Patents by Inventor Jean-Michel Hinzelin

Jean-Michel Hinzelin 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 for protecting pipe ends, and a cutout blank for making the cap
    Patent number: 4777985
    Abstract: The blank has a rectangular body (1) which becomes the skirt of the cap when in use, with complementary fastening means (2, 3), a first fold groove (7) along one edge followed by a strip (5), a further fold groove (8) and a plurality of tongues (6), cutout slots (9) running from the first fold groove (7) to give each tongue (6) an edge which terminates in a truncated point (11A) which fastens in the in-use position to the adjacent edge of the adjacent tongue in order to protect the inside face of a pipe.
    Type: Grant
    Filed: July 23, 1987
    Date of Patent: October 18, 1988
    Assignee: Papeteries et Cartonneries de Lorraine
    Inventors: Serge A. Arduini, Jean-Michel Hinzelin