Patents by Inventor Edward L. Long

Edward L. Long 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).

  • Patent number: D257267
    Type: Grant
    Filed: August 15, 1978
    Date of Patent: October 7, 1980
    Inventor: Edward L. Long
  • Patent number: D257268
    Type: Grant
    Filed: August 15, 1978
    Date of Patent: October 7, 1980
    Inventor: Edward L. Long
  • Patent number: D257467
    Type: Grant
    Filed: August 15, 1978
    Date of Patent: October 28, 1980
    Inventor: Edward L. Long