Patents by Inventor Wilfred Delker

Wilfred Delker 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).

  • Spout body
    Patent number: D389898
    Type: Grant
    Filed: April 11, 1997
    Date of Patent: January 27, 1998
    Assignee: American Standard, Inc.
    Inventors: Wilfred Delker, Luan Nguyen
  • Faucet spout
    Patent number: D394492
    Type: Grant
    Filed: April 11, 1997
    Date of Patent: May 19, 1998
    Assignee: American Standard Inc.
    Inventors: Luan Nguyen, Wilfred Delker
  • Spout body
    Patent number: D405512
    Type: Grant
    Filed: April 11, 1997
    Date of Patent: February 9, 1999
    Assignee: American Standard Inc.
    Inventor: Wilfred Delker