Patents by Inventor Brian Kenneth Evans

Brian Kenneth Evans 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).

  • Composition for treatment of constipation and irritable bowel syndrome
    Patent number: 6734188
    Abstract: Constipation and Irritable Bowel Syndrome are treated by a delayed and sustained release composition of an opioid antagonist which commences release of the opioid antagonist in the mid to distal small intestine or ascending colon and provides sustained release along any remaining part of the small intestine and along the colon. Preferred opioid antagonists are naloxone and naltrexone.
    Type: Grant
    Filed: August 5, 2002
    Date of Patent: May 11, 2004
    Inventors: John Rhodes, Brian Kenneth Evans
  • Pharmaceutical products containing a complex of an amide-type local anesthetic and a polyacrylate
    Patent number: 6071959
    Abstract: A complex of an amide-type anesthetic, such as lignocaine, and a carbomer is effective as a topical composition for the treatment of pain, and in particular for the treatment of inflammatory bowel disease.
    Type: Grant
    Filed: May 3, 1999
    Date of Patent: June 6, 2000
    Inventors: John Rhodes, Peter Rhodes, Brian Kenneth Evans
  • Colonic delivery of nicotine to treat inflammatory bowel disease
    Patent number: 5889028
    Abstract: A method is provided to treat inflammatory bowel disease by locally administering to the colon an effective amount of nicotine or a pharmaceutically acceptable salt thereof, preferably via formulations adapted for delayed oral release or rectal administration. Further provided is a novel formulation for the oral administration of nicotine comprising a polyacrylic polymer complexed with nicotine.
    Type: Grant
    Filed: August 7, 1997
    Date of Patent: March 30, 1999
    Assignee: Mayo Foundation for Medical Education and Research
    Inventors: William Sandborn, John Rhodes, Peter Rhodes, Brian Kenneth Evans
  • Products and processes for the treatment of the alimentary canal
    Patent number: 5843482
    Abstract: Complexes of bismuth, e.g. bismuth salts, and polyacrylate, e.g. carbomer, are discloses which may be incorporated into pharmaceutical compositions for oral, oral delayed-release, and rectal administration. The complexes may be combined with an antibiotic, such as tetracycline, and an antiprotozoal agent, e.g. Metronidazole, for use in the treatment of Helicobacter pylori infection. The treatment of inflammatory bowel disease using bismuth/polyacrylate complexes, or other bismuth preparations, is also described.
    Type: Grant
    Filed: January 21, 1993
    Date of Patent: December 1, 1998
    Assignee: Tillotts Pharma AG
    Inventors: John Rhodes, Brian Kenneth Evans