Patents by Inventor Celia Wu

Celia Wu 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).

  • Corner hook frame
    Patent number: 4028832
    Abstract: A corner hook frame assembly used for detachably securing a picture to a board member includes four hooked shaped anchoring members, wherein each anchoring member detachably secures onto one of the corners of the combination of the picture and board member. A spring member is detachably secured to each anchoring member. A closed loop member is detachably secured to each spring member, wherein the size of the closed loop member can be varied thereby exerting tension on each of the spring members.
    Type: Grant
    Filed: May 24, 1976
    Date of Patent: June 14, 1977
    Inventor: Celia Wu