Patents Represented by Attorney Julie J. L. Cheng

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  • Ophthalmic carboxy vinyl polymer gel for dry eye syndrome
    Patent number: 5075104
    Abstract: Disclosed is an ophthalmic gel composition of unique rheological and lubricating properties comprising, inter alia, a carboxy vinyl polymer (carbomer) for use as a long lasting artificial tear. Also disclosed is a method of treatment comprising totally administering the composition when indicated for relief of dry eye syndrom, foreign body sensation, burning, hyperemia, corneal straining, and the like.
    Type: Grant
    Filed: October 15, 1990
    Date of Patent: December 24, 1991
    Assignee: Alcon Laboratories, Inc.
    Inventors: Philip D. Gressel, Robert E. Roehrs
  • (+) Suprofen esters and amides as opthalmic anti-inflammatory agents
    Patent number: 5013751
    Abstract: Disclosed are esters and amides of (+) suprofen, substantially free of the corresponding enantiomorp, (-) suprofen, having enhanced delivery characteristics on topical administration to the eye; also disclosed are pharmaceutical compositions comprising such (+) suprofen derivatives and methods of using them when indicated to achieve an anti-inflammatory effect on topical delivery to the eye.
    Type: Grant
    Filed: August 27, 1990
    Date of Patent: May 7, 1991
    Assignee: Alcon Laboratories, Inc.
    Inventors: Steven H. Gerson, Wesley W. Han
  • Suprofen esters and amides as ophthalmic anti-inflammatory agents
    Patent number: 4988728
    Abstract: Disclosed are esters and amides of suprofen having enhanced delivery characteristics on topical administration to the eye; also disclosed are pharmaceutical compositions comprising such suprofen derivatives and methods of using them when indicated to achieve an anti-inflammatory effect on topical delivery to the eye.
    Type: Grant
    Filed: July 23, 1990
    Date of Patent: January 29, 1991
    Assignee: Alcon Laboratories, Inc.
    Inventors: Steven H. Gerson, Wesley W. Han