Patents by Inventor Mildred Abelson

Mildred Abelson 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).

  • Double ring
    Patent number: D254537
    Type: Grant
    Filed: July 14, 1978
    Date of Patent: March 25, 1980
    Inventor: Mildred Abelson
  • Double ring
    Patent number: D254606
    Type: Grant
    Filed: July 14, 1978
    Date of Patent: April 1, 1980
    Inventor: Mildred Abelson