Patents by Inventor John R. Feeney

John R. Feeney 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 cartridge
    Patent number: 4867770
    Abstract: A filter cartridge incorporates a layer of granular material (4d) for adsorbing gases and/or vapors retained in position by porous retaining elements (4e, 4f, 4g). The cartridge includes a housing (2) and a closure element (3) for closing the housing. The closure element (3) is associated with a compression element (10) which during assembly of the closure (3) on the housing (2) acts against the retaining elements (4e, 4f, 4g) to compress the granular material (4).
    Type: Grant
    Filed: May 9, 1988
    Date of Patent: September 19, 1989
    Assignee: Protector Safety Limited
    Inventor: John R. Feeney
  • Helmet or similar article
    Patent number: D299765
    Type: Grant
    Filed: August 30, 1985
    Date of Patent: February 7, 1989
    Assignee: Protector Safety Industries Limited
    Inventors: Stephen B. Lewis, Cyril Smith, John R. Feeney