Patents by Inventor Jean-Pierre Choulat

Jean-Pierre Choulat 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).

  • Wristwatch with removable and interchangeable strap
    Patent number: 5065376
    Abstract: A wristwatch, comprised of a strap including a housing for a module, the module and a ring fastener, the profiled extremities of which cooperate with the toes of the module to secure the module. Two parts of a clasp are linked to the strap by means of two excentrical clamps. The clasp allows the developed length of the wristwatch to be adjusted.
    Type: Grant
    Filed: February 27, 1990
    Date of Patent: November 12, 1991
    Assignee: Produsta S.A.
    Inventor: Jean-Pierre Choulat