Patents by Inventor Cherk S. Tam

Cherk S. Tam 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).

  • Bone stimulating factor
    Patent number: 6743895
    Abstract: Polypeptides which stimulate bone growth: Gly Ile Gly Lys Arg Thr Asn Glu His Thr Ala Asp Cys Lys Ile Lys Pro Asn Thr Leu His Lys Lys Ala Ala Glu Thr Leu Met Val Leu Asp Gln Asn Gln Pro (SEQ ID NO:1) and subsequences, particularly Arg Thr Asn Glu His Thr Ala Asp Cys Lys (SEQ ID NO:24) and associated nucleotide sequences, methods of preparation and use, antibodies and kits.
    Type: Grant
    Filed: June 2, 1999
    Date of Patent: June 1, 2004
    Assignee: Osteopharm Inc.
    Inventor: Cherk S. Tam
  • Method of increasing bone growth
    Patent number: 5578569
    Abstract: A polypeptide isolated from human blood serum has been found to increase bone growth in rats. The peptide is thought to have the seventy-five amino acid sequence of a previously sequenced variant of NAP-2V: Asp Ser Asp Leu Tyr Ala Glu Leu Arg Cys Met Cys Ile Lys Thr Thr Ser Gly Ile His Pro Lys Asn Ile Gln Ser Leu Glu Val Ile Gly Lys Gly Thr His Cys Asn Gln Val Glu Val Ile Ala Thr Leu Lys Asp Gly Arg Lys Ile Cys Leu Asp Pro Asp Ala Pro Arg Ile Lys Lys Ile Val Gln Lys Lys Leu Ala Gly Asp Glu Ser Ala Asp (SEQ ID NO:4).
    Type: Grant
    Filed: April 18, 1994
    Date of Patent: November 26, 1996
    Inventor: Cherk S. Tam