Patents by Inventor Jeffery James Cheetham

Jeffery James Cheetham 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).

  • Publication number: 20040020796
    Abstract: A dental material container comprising a body including a first chamber and a second chamber separated by a first wall member. A dispensing member is provided separated from the second chamber by a second wall member. Also provided is a means for applying pressure to dental material contained within the first chamber. Actuation of the means for applying pressure causes dental material within the first chamber to be expelled through the first wall member and mix with dental material in the second chamber. Further actuation of the means for applying pressure causes the mixed dental material to be expelled through the second wall member to the dispensing member.
    Type: Application
    Filed: July 30, 2003
    Publication date: February 5, 2004
    Inventors: Jeffery James Cheetham, Joshua James Cheetham, Craig Wesley Hoenderop
  • Patent number: 5816805
    Abstract: The invention relates to a dental amalgam capsule 10 arranged to contain mercury in a first compartment 16 and dental alloy powder in a second, or mixing, compartment 18, a conduit 28 being provided so that amalgam can be dispensed by a rod 66 directly from the capsule 10 into a cavity in a tooth.
    Type: Grant
    Filed: November 20, 1996
    Date of Patent: October 6, 1998
    Assignee: Southern Dental Industries, Limited
    Inventor: Jeffery James Cheetham