Patents by Inventor Donald R. Butler

Donald R. Butler 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).

  • Method for making simulated beveled and leaded glass window structure
    Patent number: 4488919
    Abstract: Simulated beveled and leaded glass products which include flat-bottomed, beveled grooves formed in the front surface of a pane of glass or plastic, forming design segments of unrelieved thickness surrounded by beveled grooves, and a plurality of lead strips bonded to the flat bottom walls of the grooves, thus enclosing the design segments and simulating beveled and leaded glass.
    Type: Grant
    Filed: July 6, 1982
    Date of Patent: December 18, 1984
    Assignee: Stained Glass Overlay, Inc.
    Inventor: Donald R. Butler
  • Simulated stained and leaded glass windows
    Patent number: 4438165
    Abstract: Simulated stained and leaded glass windows which include bonded lead strips onto a pane of glass or plastic, forming design segments, and bonded coatings to the pane coincidental with the design segments simulating colored glass, and to a method for their preparation.
    Type: Grant
    Filed: June 10, 1982
    Date of Patent: March 20, 1984
    Assignee: Stained Glass Overlay, Inc.
    Inventor: Donald R. Butler