Patents by Inventor Ernest Lionel Gilbert Rivett

Ernest Lionel Gilbert Rivett 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).

  • Delayed release pharmaceutical formulation containing a &bgr;-lactam antibiotic
    Patent number: 6299903
    Abstract: Pharmaceutical formulations for oral administration, comprising a matrix which comprises a &bgr;-lactam antibiotic, a &bgr;-lactamase inhibitor, and granules in a delayed release form dispersed within the matrix which comprise a &bgr;-lactam antibiotic and a &bgr;-lactamase inhibitor.
    Type: Grant
    Filed: February 17, 1999
    Date of Patent: October 9, 2001
    Assignee: SmithKline Beecham p.l.c.
    Inventors: Ernest Lionel Gilbert Rivett, Francis Walter Grimmett, Michael William Hartnell
  • Polymer coated tablet comprising amoxycillin and clavulanate
    Patent number: 6051255
    Abstract: The present invention is to a tablet formulation, being a medicament for oral administration for the treatment of bacterial infections, the tablet comprising a compacted mixture of 750-950 mg of amoxycillin and a quantity of clavulanate in a weight ratio of amoxycillin:clavulanate between 6:1 to 8:1 inclusive, and having a film coating of polymers which can be applied by aqueous film coating techniques.
    Type: Grant
    Filed: December 19, 1996
    Date of Patent: April 18, 2000
    Assignee: SmithKline Beecham plc
    Inventors: Creighton Pierce Conley, Nigel Philip McCreath Davidson, Ernest Lionel Gilbert Rivett, Kenneth Trevor Yeates
  • Delayed release pharmaceutical formulation containing amoxycillin and potassium clavulanate
    Patent number: 5910322
    Abstract: Pharmaceutical formulations for oral administration, comprising a matrix which comprises a .beta.-lactam antibiotic optionally in combination with a .beta.-lactamase inhibitor, granules in a delayed release form dispersed within the matrix, which comprise a .beta.-lactam antibiotic optionally in combination with a .beta.-lactamase inhibitor, the overall tablet formulation including a .beta.-lactam antibiotic and a .beta.-lactamase inhibitor.
    Type: Grant
    Filed: October 2, 1997
    Date of Patent: June 8, 1999
    Assignee: SmithKline Beecham p.l.c.
    Inventors: Ernest Lionel Gilbert Rivett, Francis Walter Grimmett, Michael William Hartnell