Patents by Inventor Sidney Friedman

Sidney Friedman 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).

  • Sunglasses
    Patent number: D584760
    Type: Grant
    Filed: August 6, 2008
    Date of Patent: January 13, 2009
    Assignee: Opsales, Inc.
    Inventor: Sidney Friedman
  • Sunglasses
    Patent number: D587740
    Type: Grant
    Filed: August 7, 2008
    Date of Patent: March 3, 2009
    Assignee: Opsales, Inc.
    Inventor: Sidney Friedman
  • Sunglasses
    Patent number: D588183
    Type: Grant
    Filed: August 7, 2008
    Date of Patent: March 10, 2009
    Assignee: Opsales, Inc.
    Inventor: Sidney Friedman
  • Sunglasses
    Patent number: D591330
    Type: Grant
    Filed: August 6, 2008
    Date of Patent: April 28, 2009
    Assignee: Opsales, Inc.
    Inventor: Sidney Friedman
  • Shield for face mask
    Patent number: D307065
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: April 3, 1990
    Inventor: Sidney Friedman
  • Sunglasses
    Patent number: D604354
    Type: Grant
    Filed: August 6, 2008
    Date of Patent: November 17, 2009
    Assignee: Opsales, Inc.
    Inventor: Sidney Friedman
  • Sunglasses
    Patent number: D611522
    Type: Grant
    Filed: August 6, 2008
    Date of Patent: March 9, 2010
    Assignee: Opsales, Inc.
    Inventor: Sidney Friedman
  • Sunglasses
    Patent number: D613788
    Type: Grant
    Filed: August 7, 2008
    Date of Patent: April 13, 2010
    Assignee: Opsales, Inc.
    Inventor: Sidney Friedman
  • Clip for clip-on sunglasses
    Patent number: D613789
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: April 13, 2010
    Assignee: Opsales, Inc.
    Inventor: Sidney Friedman