Patents by Inventor David John Cunningham Law

David John Cunningham Law 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).

  • Filter arrangement
    Patent number: 5925245
    Abstract: A filter arrangement comprises a filter head and a filter body. The filter body and filter head are provided with components arranged to cooperate with one another to permit the filter body to be secured to the filter head by sliding the filter body in a lateral direction thereof relative to the filter head.
    Type: Grant
    Filed: March 27, 1998
    Date of Patent: July 20, 1999
    Assignee: Lucas Industries
    Inventors: Peter Francis Bradford, David John Cunningham Law