Patents by Inventor Don N. Shefler

Don N. Shefler 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: 6533410
    Abstract: A folder has rectangular walls that have a length and width that are approximately the same as the length and width of a credit card. An interior surface of one of the walls has a mirrored surface. Nested within an interior surface of the other wall are a screw driver, a magnifying glass, a cleaning fluid container and a tube with hinge screws therein. Additionally, a pair of nose pads are adhesively connected to the other wall.
    Type: Grant
    Filed: June 14, 2002
    Date of Patent: March 18, 2003
    Inventors: Don N. Shefler, Scott Flynn
  • Patent number: 5921383
    Abstract: An eyeglass case includes top and bottom substantially rigid shell members connected by a hinge for movement between open and closed positions. In the closed position, the shell members define an enclosed interior space adapted for protective storage of eyeglasses. The top and bottom shell members each include an interior end portion provided with an internal receptacle for storage of miscellaneous accessory items such as nose pads, spare screws, a small screwdriver, lens cleaning solution, and a lens wiping cloth. The internal receptacles include floor portions configured complementary to the articles stored therein and hinged lids for maintaining the stored items securely in position.
    Type: Grant
    Filed: April 4, 1997
    Date of Patent: July 13, 1999
    Assignee: Tec Vision, Inc.
    Inventors: Don N. Shefler, Charles H. Newcomer
  • Patent number: 5803244
    Abstract: An eyeglass case includes a substantially rigid internal shell member surrounded by a flexible covering material provided with a closure flap selectively securable in a closed position for retaining eyeglasses in protective storage within the inner shell member. The shell member includes one or more internal receptacles for storage of miscellaneous accessory items such as nose pads, spare screws, a small screwdriver, lens cleaning solution, a lens wiping cloth, contact lenses, contact lens solutions, medications, etc.
    Type: Grant
    Filed: April 4, 1997
    Date of Patent: September 8, 1998
    Assignee: TEC Vision, Inc.
    Inventors: Don N. Shefler, Charles H. Newcomer
  • Patent number: D397551
    Type: Grant
    Filed: July 7, 1995
    Date of Patent: September 1, 1998
    Assignee: Tec Vision, Inc.
    Inventor: Don N. Shefler