Patents by Inventor Robert Anthony Slater

Robert Anthony Slater 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).

  • (3-Alkylamino-2-hydroxypropoxy)-1-hydrazinophthalazines
    Patent number: 4093725
    Abstract: The compounds are substituted hydrazinophthalazines which are active as .beta.-adrenergic blocking agents and as vasodilators. A specific compound of the invention is 5-(3-t-butylamino-2-hydroxypropoxy)-1-hydrazinophthalazine.
    Type: Grant
    Filed: January 31, 1977
    Date of Patent: June 6, 1978
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Anthony Maitland Roe, Robert Anthony Slater, Edwin Michael Taylor