Patents by Inventor Stephen C. Hines

Stephen C. Hines 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: 8800189
    Abstract: The present invention is a buffer tube assembly 2 upon which stock modules may be mounted as part of a modular stock system. The best mode buffer tube features a uniform cheek plate 10 with a track 9 disposed underneath the cheek plate 10 on either side. Rail track 8 is disposed on the underside of buffer tube module 2 and is divided in half by a longitudinal groove. Interface detents 5 are provided on the sides of buffer tube module 2. Both rail track 8 and detents 5 are provided for interface with adjustable length stock modules. Individual half-rails of the rail track 8 may be angled to improve interface performance with adjustable for length stock modules. A clip hole 13 is provided as a securement means with fixed length stock modules. The invention may also be practiced as a mounting assembly for those firearms (usually air projection type) that do not require a buffer area.
    Type: Grant
    Filed: December 27, 2004
    Date of Patent: August 12, 2014
    Assignee: Magpul Industries Corp
    Inventors: Richard M. Fitzpatrick, Stephen C. Hines
  • Publication number: 20110258899
    Abstract: The present invention is a buffer tube assembly 2 upon which stock modules may be mounted as part of a modular stock system. The best mode buffer tube features a uniform cheek plate 10 with a track 9 disposed underneath the cheek plate 10 on either side. Rail track 8 is disposed on the underside of buffer tube module 2 and is divided in half by a longitudinal groove. Interface detents 5 are provided on the sides of buffer tube module 2. Both rail track 8 and detents 5 are provided for interface with adjustable length stock modules. Individual half-rails of the rail track 8 may be angled to improve interface performance with adjustable for length stock modules. A clip hole 13 is provided as a securement means with fixed length stock modules. The invention may also be practiced as a mounting assembly for those firearms (usually air projection type) that do not require a buffer area.
    Type: Application
    Filed: December 27, 2004
    Publication date: October 27, 2011
    Inventors: Richard M. Fitzpatrick, Stephen C. Hines
  • Publication number: 20030226306
    Abstract: The invention is an ambidextrous universal magazine loading and unloading tool. The tool is generally ellipsoidal, featuring a rounded end and a flat end as well as two sides defined by a central opening. The opening, sides and ends are adapted to allow for the loading and unloading of various configurations and styles of ammunition magazine.
    Type: Application
    Filed: June 6, 2003
    Publication date: December 11, 2003
    Inventor: Stephen C. Hines