Patents by Inventor Edwin Michael Taylor

Edwin Michael Taylor 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-Chloro-6-phenylpyridazine compounds
    Patent number: 4111935
    Abstract: Substituted derivatives of 3-chloro-6-phenylpyridazine which are useful intermediates in the preparation of substituted phenylhydrazinopyridazines which have .beta.-adrenergic blocking and vasodilator activity.
    Type: Grant
    Filed: July 19, 1977
    Date of Patent: September 5, 1978
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: William John Coates, Anthony Maitland Roe, Robert Antony Slater, Edwin Michael Taylor
  • Pyridazinethiones
    Patent number: 4111936
    Abstract: Substituted phenyl pyridazinethiones which are useful intermediates in the preparation of substituted phenylhydrazinopyridazines which have .beta.-adrenergic blocking and vasodilator activity.
    Type: Grant
    Filed: July 19, 1977
    Date of Patent: September 5, 1978
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: William John Coates, Anthony Maitland Roe, Robert Antony Slater, Edwin Michael Taylor
  • (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
  • 3-(3-(3-Substituted amino-2-hydroxypropoxy)phenyl)-6-hydrazino pyridazines and their use as vasodilators and .beta.-adrenergic blocking agents
    Patent number: 4082843
    Abstract: The compounds are 3-(3-(3-substituted amino-2-hydroxypropoxy)phenyl)-6-hydrazino pyridazines which have .beta.-adrenergic blocking and vasodilator activity.
    Type: Grant
    Filed: December 15, 1975
    Date of Patent: April 4, 1978
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: William John Coates, Anthony Maitland Roe, Robert Antony Slater, Edwin Michael Taylor
  • 3-Substituted-phenyl-6-hydrazine pyridazines
    Patent number: 4053601
    Abstract: The compounds are 3-((3-substituted amino-2-hydroxypropoxy)-phenyl)-6-hydrazino pyridazines which have .beta.-adrenergic blocking and vasodilator activity.
    Type: Grant
    Filed: June 3, 1975
    Date of Patent: October 11, 1977
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: William John Coates, Anthony Maitland Roe, Robert Antony Slater, Edwin Michael Taylor