Patents by Inventor Franklin E. Law

Franklin E. 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).

  • Patent number: 4306863
    Abstract: A dental implement for dispensing and compacting amalgam includes separate dispensing and compacting assemblies at opposite ends of a handle. The assemblies each have an amalgam carrier cooperating with a plugger portion which extends from an end of the handle. A spring-biased lever maintains the amalgam carrier in a normally lowered position capable of receiving amalgam. Each assembly features a lock for releasably retaining the amalgam carrier in a raised position whereby the plugger portion extends beyond its respective amalgam carrier for tamping the amalgam into a tooth cavity.
    Type: Grant
    Filed: October 28, 1980
    Date of Patent: December 22, 1981
    Assignee: Hazel J. Harper
    Inventors: Franklin E. Law, Hazel Harper
  • Patent number: 4306864
    Abstract: A dental implement for dispensing amalgam includes a handle on which are mounted at least one amalgam dispenser and a plugger corresponding to each amalgam dispenser for condensing the amalgam dispensed by the dispenser.
    Type: Grant
    Filed: October 28, 1980
    Date of Patent: December 22, 1981
    Assignee: Hazel J. Harper
    Inventors: Franklin E. Law, Hazel Harper