Patents by Inventor Clive Elson

Clive Elson 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).

  • Patent number: 8017595
    Abstract: The present invention provides methods and compositions for delivering a therapeutic agent across a membrane that has limited permeability for the therapeutic agent. The method includes delivering the therapeutic agent to the membrane in a composition which includes a sulphated chitinous polymer as a primary carrier.
    Type: Grant
    Filed: September 4, 2007
    Date of Patent: September 13, 2011
    Assignee: Kytogenics Pharmaceuticals, Inc.
    Inventors: Agis Kydonieus, Clive Elson, Maya Thanou
  • Publication number: 20100190743
    Abstract: Methods of treating a subject suffering from a disorder in a mucosal tissue, such as interstitial cystitis; cancer in a mucous membrane such as bladder or vaginal cancer; Crohn's disease; inflammatory bowel disease or colitis, by administering a medicament containing a sulfated chitinous polymer administered topically are described. Pharmaceutical compositions containing the sulfate chitinous polymer are also disclosed.
    Type: Application
    Filed: April 5, 2010
    Publication date: July 29, 2010
    Applicant: Chitogenics, Inc.
    Inventors: Agis Kydonieus, Clive Elson, Susan Elizabeth Henderson
  • Patent number: 7691830
    Abstract: Methods of treating a subject suffering from a disorder in a mucosal tissue, such as interstitial cystitis; cancer in a mucous membrane such as bladder or vaginal cancer; Crohn's disease; inflammatory bowel disease or colitis, by administering a medicament containing a sulfated chitinous polymer administered topically are described. Pharmaceutical compositions containing the sulfate chitinous polymer are also disclosed.
    Type: Grant
    Filed: February 17, 2005
    Date of Patent: April 6, 2010
    Inventors: Clive Elson, Agis Kydonieus, Susan Elizabeth Henderson
  • Publication number: 20090203803
    Abstract: The invention pertains to N-acetylated, N, O-carboxyalkylchitosans and methods for using the chitosans to treat disorders, such as cancer, nervous system disorders, urinary tract disorders, and reproductive tract disorders.
    Type: Application
    Filed: November 14, 2008
    Publication date: August 13, 2009
    Applicant: Kytogenics Pharmaceuticals, Inc.
    Inventors: Clive Elson, Agis Kydonieus, Susan Elizabeth Henderson
  • Patent number: 7456267
    Abstract: The invention pertains to N-acetylated, N, O-carboxyalkylchitosans and methods for using the chitosans to treat disorders, such as cancer, nervous system disorders, urinary tract disorders, and reproductive tract disorders.
    Type: Grant
    Filed: March 25, 2004
    Date of Patent: November 25, 2008
    Assignee: Kytogenics Pharmaceuticals, Inc.
    Inventors: Clive Elson, Agis Kydonieus, Susan Elizabeth Henderson
  • 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
  • Publication number: 20080076704
    Abstract: The present invention provides methods and compositions for delivering a therapeutic agent across a membrane that has limited permeability for the therapeutic agent. The method includes delivering the therapeutic agent to the membrane in a composition which includes a sulphated chitinous polymer as a primary carrier.
    Type: Application
    Filed: September 4, 2007
    Publication date: March 27, 2008
    Inventors: Agis Kydonieus, Clive Elson, Maya Thanou
  • Patent number: 7265097
    Abstract: The present invention provides methods and compositions for delivering a therapeutic agent across a membrane that has limited permeability for the therapeutic agent. The method includes delivering the therapeutic agent to the membrane in a composition which includes a sulphated chitinous polymer as a primary carrier.
    Type: Grant
    Filed: August 20, 2002
    Date of Patent: September 4, 2007
    Assignee: Chitogenics, Inc.
    Inventors: Agis Kydonieus, Clive Elson, Maya Thanou
  • 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
  • Publication number: 20060183711
    Abstract: Methods of treating a subject suffering from a disorder in a mucosal tissue, such as interstitial cystitis; cancer in a mucous membrane such as bladder or vaginal cancer; Crohn's disease; inflammatory bowel disease or colitis, by administering a medicament containing a sulfated chitinous polymer administered topically are described. Pharmaceutical compositions containing the sulfate chitinous polymer are also disclosed.
    Type: Application
    Filed: February 17, 2005
    Publication date: August 17, 2006
    Inventors: Agis Kydonieus, Clive Elson, Susan Henderson
  • Publication number: 20050244454
    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: April 11, 2005
    Publication date: November 3, 2005
    Inventors: Clive Elson, Timothy Lee
  • Publication number: 20050214255
    Abstract: The invention pertains to N-acetylated, N, O-carboxyalkylchitosans and methods for using the chitosans to treat disorders, such as cancer, nervous system disorders, urinary tract disorders, and reproductive tract disorders.
    Type: Application
    Filed: March 25, 2004
    Publication date: September 29, 2005
    Applicant: CHITOGENICS, INC.
    Inventors: Clive Elson, Agis Kydonieus, Susan Henderson
  • 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
  • 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
  • Publication number: 20040038870
    Abstract: The present invention provides methods and compositions for delivering a therapeutic agent across a membrane that has limited permeability for the therapeutic agent. The method includes delivering the therapeutic agent to the membrane in a composition which includes a sulphated chitinous polymer as a primary carrier.
    Type: Application
    Filed: August 20, 2002
    Publication date: February 26, 2004
    Inventors: Agis Kydonieus, Clive Elson, Maya Thanou
  • Patent number: 6124273
    Abstract: This invention is directed to the preparation and utilization of supplemented chitin hydrogels, such as chitosan hydrogels. Further provided are biomaterials comprising same. The particular supplement delivered by the chitin hydrogel is selected as a function of its intended use. In one embodiment, this invention provides a composition of matter, comprising a chitin hydrogel or chitin-derived hydrogel, wherein the hydrogel does not inhibit full-thickness skin wound healing.
    Type: Grant
    Filed: October 13, 1997
    Date of Patent: September 26, 2000
    Assignees: Chitogenics, Inc., The American National Red Cross, Coalition for Hemophilia B
    Inventors: William N. Drohan, Martin J. MacPhee, Shirley I. Miekka, Manish S. Singh, Clive Elson, John R. Taylor, Jr.