Patents by Inventor Alain Baumgartner

Alain Baumgartner 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).

  • Watch case
    Patent number: 5647518
    Abstract: The middle of the watch (1) is provided with two lateral protuberances (2, 3) each having a groove (4, 5) intended to receive the pin (6) of a piece of bracelet (7). On the middle (1) is mounted a ring (8) by means similar to that of a rotary rim. The rotary rim (8) is also provided with two lateral protuberances (9, 10) whose shape is complementary to that of the protuberances (2, 3) of the middle (1) in order to lock, and unlock the extremities of the bracelet.
    Type: Grant
    Filed: June 21, 1994
    Date of Patent: July 15, 1997
    Assignee: BRATEC, Baumgartner & Brancaleoni
    Inventors: Alain Baumgartner, Romolo Brancaleoni
  • Watch-case
    Patent number: 5158219
    Abstract: The middle of the watch (1) is provided with two lateral protuberances (2, 3) each having a groove (4, 5) intended to receive the pin (6) of a piece of bracelet (7). On the middle (1) is mounted a ring (8) by means similar to that of a rotary rim. The rotary rim (8) is also provided with two lateral protuberances (9, 10) whose shape is complementary to that of the protuberances (2, 3) of the middle (1) in order to lock, and unlock the extremities of the bracelet.
    Type: Grant
    Filed: May 6, 1991
    Date of Patent: October 27, 1992
    Assignee: Bratec Baumgartner & Brancaleoni
    Inventors: Alain Baumgartner, Romolo Brancaleoni