Patents Represented by Attorney Darlene A. Vanstone

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  • Preparation of alkali-modified cat dander allergen (Fel d I) for immunotherapeutic purposes
    Patent number: 5328991
    Abstract: Proteins, referred to as modified human T cell reactive feline proteins, which have reduced ability to bind immunoglobulin E from cat allergic individuals and substantially unaltered ability to stimulate T cells from cat allergic individuals (relative to affinity purified T cell reactive feline protein) and a method of making such proteins. The modified human T cell reactive feline proteins are useful in desensitization treatment of cat allergic individuals.
    Type: Grant
    Filed: February 28, 1991
    Date of Patent: July 12, 1994
    Assignee: Immulogic Pharmaceutical Corp.
    Inventor: Mei-chang Kuo