Patents by Inventor Sidney Richlin

Sidney Richlin 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).

  • Pierced cap
    Patent number: D394136
    Type: Grant
    Filed: August 5, 1996
    Date of Patent: May 12, 1998
    Inventor: Sidney Richlin
  • Snap top hat
    Patent number: D411908
    Type: Grant
    Filed: December 22, 1995
    Date of Patent: July 13, 1999
    Inventor: Sidney Richlin
  • Cigar cap
    Patent number: D417544
    Type: Grant
    Filed: May 15, 1997
    Date of Patent: December 14, 1999
    Inventor: Sidney Richlin
  • Brimless cap
    Patent number: D425688
    Type: Grant
    Filed: May 8, 1996
    Date of Patent: May 30, 2000
    Inventor: Sidney Richlin
  • Snap top hat
    Patent number: D427751
    Type: Grant
    Filed: February 19, 1998
    Date of Patent: July 11, 2000
    Inventor: Sidney Richlin