Patents by Inventor Ya-Yun T. Lin

Ya-Yun T. Lin 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).

  • Aqueous steroid formulations for nasal administration
    Patent number: 4983595
    Abstract: A non-stinging aqueous anti-inflammatory steroid formulation suitable for intranasal administration comprises: an anti-inflammatory steroid in an amount between about 0.01% and about 0.05% (w/v); propylene glycol in an amount between about 2% and about 10% (w/v); PEG 400 in an amount between about 10% and about 25% (w/v); polysorbate 20 in an amount between about 1% and about 4% (w/v); an effective amount of a preservative; an effective amount of a stabilizer; an effective amount of an antioxidant; water; and pH buffering agent sufficient to adjust the pH of the resulting solution to between about 3.5 and about 7.
    Type: Grant
    Filed: September 20, 1988
    Date of Patent: January 8, 1991
    Assignee: Syntex (U.S.A.) Inc.
    Inventors: Eric Benjamin, Shabbir Anik, Ya-Yun T. Lin
  • Aqueous steroid formulations for nasal administration
    Patent number: 4782047
    Abstract: A non-stinging aqueous anti-inflammatory steroid formulation suitable for intranasal administration comprises: an anti-inflammatory steroid in an amount between about 0.01% and about 0.05% (w/v); propylene glycol in an amount between about 2% and about 10% (w/v); PEG 400 in an amount between about 10% and about 25% (w/v); polysorbate 20 in an amount between about 1% and about 4% (w/v); an effective amount of a preservative; an effective amount of a stabilizer; an effective amount of an antioxidant; water; and pH buffering agent sufficient to adjust the pH of the resulting solution to between about 3.5 and about 7.
    Type: Grant
    Filed: May 22, 1986
    Date of Patent: November 1, 1988
    Assignee: Syntex Pharmaceuticals International Ltd.
    Inventors: Eric Benjamin, Shabbir Anik, Ya-Yun T. Lin