Patents by Inventor Larry R. Klein

Larry R. Klein 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).

  • Self opening flexible protective covering for heat registers
    Patent number: 6183359
    Abstract: A cover for use with an air register. The cover includes a base part which extends about the opening through the register and is positioned between the register and the floor. Hinged to the cover base part is a deflector part which extends upwardly over the top of the register so as to cover the register opening when there is no air flow through the register. Upon air flow through the register, deflector part is blown outwardly relative to the register so as to expose the opening in the register.
    Type: Grant
    Filed: December 29, 1997
    Date of Patent: February 6, 2001
    Inventors: Larry R. Klein, Emma J. Bennett