Patents by Inventor Timothy D. G. Lee

Timothy D. G. Lee 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).

  • Adhesive N, O-carboxymethylchitosan coatings which inhibit attachment of substrate-dependent cells and proteins
    Publication number: 20080146521
    Abstract: The present invention relates to a method of inhibiting cellular and protein attachment to substrates by applying a composition containing an effective amount of adherent N,O-carboxymethylchitosan to a substrate with such that cellular and protein attachment are prevented or greatly reduced.
    Type: Application
    Filed: June 29, 2007
    Publication date: June 19, 2008
    Inventors: Clive Elson, Timothy D.G. Lee
  • Adhesive N,O-carboxymethylchitosan coatings which inhibit attachment of substrate-dependent cells and proteins
    Patent number: 7238678
    Abstract: The present invention relates to a method of inhibiting cellular and protein attachment to substrates by applying a composition containing an effective amount of adherent N,O-carboxymethylchitosan to a substrate with such that cellular and protein attachment are prevented or greatly reduced.
    Type: Grant
    Filed: April 11, 2005
    Date of Patent: July 3, 2007
    Assignee: Chitogenics, Inc.
    Inventors: Clive Elson, Timothy D. G. Lee
  • Adhesive N,O-carboxymethylchitosan coatings which inhibit attachment of substrate-dependent cells and proteins
    Patent number: 6894035
    Abstract: The present invention relates to a method of inhibiting cellular and protein attachment to substrates by applying a composition containing an effective amount of adherent N,O-carboxymethylchitosan to a substrate with such that cellular and protein attachment are prevented or greatly reduced.
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: May 17, 2005
    Assignee: Chitogenics, Inc.
    Inventors: Clive Elson, Timothy D. G. Lee
  • Adhesive N,O-carboxymethychitosan coatings which inhibit attachment of substrate-dependent cells and proteins
    Publication number: 20040132691
    Abstract: The present invention relates to a method of inhibiting cellular and protein attachment to substrates by applying a composition containing an effective amount of adherent N,O-carboxymethylchitosan to a substrate with such that cellular and protein attachment are prevented or greatly reduced.
    Type: Application
    Filed: September 25, 2003
    Publication date: July 8, 2004
    Applicant: CHITOGENICS, INC.
    Inventors: Clive Elson, Timothy D.G. Lee
  • Adhesive N, O-carboxymethylchitosan coatings which inhibit attachment of substrate-dependent cells and proteins
    Patent number: 6645947
    Abstract: The present invention relates to a method of inhibiting cellular and protein attachment to substrates by applying a composition containing an effective amount of adherent N,O-carboxymethylchitosan to a substrate with such that cellular and protein attachment are prevented or greatly reduced.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: November 11, 2003
    Assignee: Chitogenics, Inc.
    Inventors: Clive M. Elson, Timothy D. G. Lee