Patents by Inventor James Parcival Simpson

James Parcival Simpson 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: 7087085
    Abstract: An osteogenic implant with improved osteointegration properties, this implant being made of titanium metal or a titanium-based alloy and being suitable for implantation in bones, said implant having a roughened surface, which in the hydroxylated state has been at least partially covered with a compound which comprises in the molecule at least two groups which are, independently of one another, a primary amino group, a secondary amino group, a carboxyl group, an amide group, a phosphano group and/or hydroxyl, or with a mixture of such compounds.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: August 8, 2006
    Assignee: Straumann Holding AG
    Inventors: Samuel G. Steinemann, James Parcival Simpson