Patents by Inventor Wilfred E. Holladay

Wilfred E. Holladay 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).

  • Book holder
    Patent number: 4681291
    Abstract: A book holder affixed to a book for holding the book in an open and readable position. The book holder has a transparent face sheet which extends over the surface of both open pages of the book. The book holder has a second page holding sheet which is affixed along one edge of the transparent face sheet and extends under a plurality of the pages of the book.
    Type: Grant
    Filed: June 26, 1986
    Date of Patent: July 21, 1987
    Inventor: Wilfred E. Holladay