Patents by Inventor Arnold Lipman

Arnold Lipman 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).

  • Process for imparting scratch resistance to ophthalmic lenses during edging
    Patent number: 5451281
    Abstract: A process for imparting scratch resistance to an ophthalmic lens during the process of edging. A scratch resistance imparting film is releasably adhered to the side of the lens to which a mounting block is to be attached. An opening is provided in the film, through which the mounting block can be affixed directly to the lens.
    Type: Grant
    Filed: October 25, 1994
    Date of Patent: September 19, 1995
    Inventor: Arnold Lipman