Patents by Inventor Ali Tofighi

Ali Tofighi 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).

  • Low temperature calcium phosphate apatite and a method of its manufacture
    Patent number: 5783217
    Abstract: A method of preparing a low crystallinity calcium phosphate apatite is described in which a low crystallinity calcium phosphate is precipitated from an aqueous solution comprising calcium and phosphate ions; collected from the solution; and dehydrated in a humidity and at a temperature selected to minimize growth and promote conversion to calcium phosphate apatite. The resultant calcium phosphate apatite is block solid of improved strength, porosity and bioresorbability.
    Type: Grant
    Filed: November 7, 1995
    Date of Patent: July 21, 1998
    Assignee: Etex Corporation
    Inventors: Dosuk D. Lee, Christian Rey, Maria Aiolova, Ali Tofighi