Patents by Inventor Alan D. Kemp

Alan D. Kemp 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).

  • Exterior door lock cover
    Patent number: 5615567
    Abstract: An exterior door lock cover (22) comprising a flexible sleeve (24) which fits over an exterior exposed lock member (10) having a keyhole (12) on an exterior door (16). The flexible sleeve (24) will stop any contaminants (20) from entering the keyhole (12) in the lock member (10) which can accumulate and clog the lock member (10) and prevent the proper insertion of a key (26) into the keyhole (12) for operating the lock member (10).
    Type: Grant
    Filed: August 30, 1995
    Date of Patent: April 1, 1997
    Inventor: Alan D. Kemp