Patents by Inventor David Keas

David Keas 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).

  • Volume maintaining osteoinductive/osteoconductive compositions
    Patent number: 8002813
    Abstract: An osteoinductive/osteoconductive composition prepared from a quantity, of demineralized fibrous bone elements possessing an average surface area to volume ratio of about 100:1 to about 20:1, a quantity of mostly shaped regular non-fibrous bone elements possessing an average surface area to volume ratio of about 10:1 or less and a sufficient quantity of biocompatible fluid carrier sufficient to provide the composition as a deformable mass is provided herein. Also provided is a method of using the composition to repair a bone defect site.
    Type: Grant
    Filed: August 26, 2009
    Date of Patent: August 23, 2011
    Assignee: Warsaw Orthopedic, Inc.
    Inventors: Nelson L. Scarborough, Sergio J. Gadaleta, David Keas, Albert Manrique