Patents by Inventor David A. Present

David A. Present 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).

  • Reconstitution of human bone and tissue
    Patent number: 4994030
    Abstract: A kit and process for reconstituting human bone and/or related tissue is disclosed. The kit comprises a pre-formulated sterilized reconstitution medium and double ended transfer needle.
    Type: Grant
    Filed: June 28, 1988
    Date of Patent: February 19, 1991
    Assignee: Osteotech, Inc.
    Inventors: Frank P. Glowczewskie, Jr., David A. Present, David W. Anderson, Patrick A. McBrayer
  • Medical and surgical procedure pack
    Patent number: 4844259
    Abstract: Medical and surgical procedure packs for carrying out the surgical removal of bone and connective tissue and packaging means for storing and transporting said bone and connective tissue.
    Type: Grant
    Filed: December 22, 1987
    Date of Patent: July 4, 1989
    Assignee: Osteotech, Inc.
    Inventors: Frank P. Glowczewskie, Jr., David A. Present