Patents by Inventor Ephrem Gelfman

Ephrem Gelfman 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).

  • Assembling jig for sectional articles
    Patent number: 6439449
    Abstract: An apparatus and method for positioning and soldering together multiple stanined glass sections is disclosed.
    Type: Grant
    Filed: December 19, 2000
    Date of Patent: August 27, 2002
    Inventor: Ephrem Gelfman
  • Assembling jig for sectional articles
    Publication number: 20020074382
    Abstract: An apparatus and method for positioning and soldering together multiple stained glass sections is disclosed.
    Type: Application
    Filed: December 19, 2000
    Publication date: June 20, 2002
    Inventor: Ephrem Gelfman