Patents by Inventor John C. Phillips

John C. Phillips 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).

  • Coating for roof surfaces
    Patent number: 4749731
    Abstract: A process of forming a durable waterproof coating on a substrate comprising (a) applying to the surface of the substrate an aqueous dispersion comprising at least one film-forming polymer, pigment material including clay in an amount sufficient to improve the adhesion of the coating to the substrate, and water, the pigment volume concentration of the dispersion being greater than 15, and (b) allowing the dispersion to dry on the surface.
    Type: Grant
    Filed: April 14, 1986
    Date of Patent: June 7, 1988
    Assignee: The Celotex Corporation
    Inventors: Stanley C. Kyminas, John C. Phillips, Bernard J. Einhaus
  • Projectile for underwater firearm
    Patent number: 4357888
    Abstract: An underwater firearm for discharging self-propelled projectiles incorporates a swing arm for simultaneously loading a projectile from a magazine into the firing chamber and cocking the firing pin. Guide means in the firing chamber automatically engages a fracturable flange on loading of the projectile to retain the projectile until discharge of the firearm.
    Type: Grant
    Filed: November 3, 1980
    Date of Patent: November 9, 1982
    Inventors: John C. Phillips, Michael D. Nobel
  • Underwater firearm
    Patent number: 4266358
    Abstract: An underwater firearm for discharging self-propelled projectiles incorporates a swing arm for simultaneously loading a projectile from a magazine into the firing chamber and cocking the firing pin. Guide means in the firing chamber automatically engages a fracturable flange on loading of the projectile to retain the projectile until discharge of the firearm.
    Type: Grant
    Filed: January 18, 1979
    Date of Patent: May 12, 1981
    Inventors: John C. Phillips, Michael D. Nobel