Patents by Inventor Lai Chun Tang

Lai Chun Tang 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).

  • Clip-on stop watch
    Patent number: D467819
    Type: Grant
    Filed: April 11, 2002
    Date of Patent: December 31, 2002
    Assignee: Sweda Limited
    Inventor: Lai Chun Tang
  • Radio
    Patent number: D475363
    Type: Grant
    Filed: June 5, 2002
    Date of Patent: June 3, 2003
    Assignee: Sweda Limited
    Inventor: Lai Chun Tang
  • Watch
    Patent number: D553512
    Type: Grant
    Filed: April 11, 2006
    Date of Patent: October 23, 2007
    Assignee: O.D.M. Design & Marketing Limited
    Inventor: Lai Chun Tang
  • Watch band
    Patent number: D567676
    Type: Grant
    Filed: April 11, 2006
    Date of Patent: April 29, 2008
    Assignee: Sweda Limited
    Inventor: Lai Chun Tang
  • Watch case
    Patent number: D568768
    Type: Grant
    Filed: April 11, 2006
    Date of Patent: May 13, 2008
    Assignee: Sweda Limited
    Inventor: Lai Chun Tang
  • Watch
    Patent number: D576501
    Type: Grant
    Filed: June 25, 2007
    Date of Patent: September 9, 2008
    Assignee: O.D.M. Design & Marketing Limited
    Inventor: Lai Chun Tang
  • Radio
    Patent number: D491161
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: June 8, 2004
    Assignee: Sweda Limited
    Inventor: Lai Chun Tang
  • Watch
    Patent number: D589374
    Type: Grant
    Filed: October 3, 2008
    Date of Patent: March 31, 2009
    Assignee: O.D.M. Design & Marketing Limited
    Inventor: Lai Chun Tang
  • Watch
    Patent number: D589375
    Type: Grant
    Filed: October 3, 2008
    Date of Patent: March 31, 2009
    Assignee: O.D.M. Design & Marketing Limited
    Inventor: Lai Chun Tang
  • Watch
    Patent number: D589376
    Type: Grant
    Filed: October 3, 2008
    Date of Patent: March 31, 2009
    Assignee: O.D.M. Design & Marketing Limited
    Inventor: Lai Chun Tang
  • Combined case for pendant watch and pendant
    Patent number: D589390
    Type: Grant
    Filed: May 18, 2008
    Date of Patent: March 31, 2009
    Assignee: O.D.M. Design & Marketing Limited
    Inventor: Lai Chun Tang
  • Combined watch and pendant
    Patent number: D592078
    Type: Grant
    Filed: October 3, 2008
    Date of Patent: May 12, 2009
    Assignee: O.D.M. Design & Marketing Limited
    Inventor: Lai Chun Tang
  • Pendant watch
    Patent number: D600138
    Type: Grant
    Filed: May 16, 2008
    Date of Patent: September 15, 2009
    Assignee: O.D.M. Design & Marketing Limited
    Inventor: Lai Chun Tang
  • Electronic game with medallion
    Patent number: D428447
    Type: Grant
    Filed: June 18, 1998
    Date of Patent: July 18, 2000
    Assignee: Sweda Limited
    Inventor: Lai Chun Tang