Patents by Inventor Robert E. Manning

Robert E. Manning 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).

  • N,N'-disubstituted-p-phenylenediamines
    Patent number: 3963780
    Abstract: N,N'-disubstituted-p-phenylenediamines, e.g., N-(3-isopropoxypropyl)-N'-(2-octyl)-p-phenylenediamine or N-phenethyl-N'-(2-octyl)-p-phenylenediamine, are prepared by condensing phenylenediamines with an alkyl carbonyl in the presence of a reducing catalyst, and are useful as hypolipidemic and anti-obesity agents.
    Type: Grant
    Filed: February 14, 1974
    Date of Patent: June 15, 1976
    Assignee: Sandoz, Inc.
    Inventor: Robert E. Manning
  • Hydroxy substituted diphenylalkyls for treatment of lipidemia
    Patent number: 3934034
    Abstract: Certain hydroxy diphenylalkyls, e.g., nordihydroguairetic acid, are useful as hypolipidemic agents.
    Type: Grant
    Filed: August 9, 1973
    Date of Patent: January 20, 1976
    Assignee: Sandoz, Inc.
    Inventor: Robert E. Manning
  • Sulfuric acid esters of bis-(4-hydroxyphenyl)-methane
    Patent number: 3932481
    Abstract: Sulfuric acid esters of bis-(4-hydroxyphenyl)-methane and their pharmaceutically acceptable salts, e.g., sodium bis-(4-hydroxyphenyl)-methane sulfuric acid diester, are useful in the treatment of Lipidemia.
    Type: Grant
    Filed: April 8, 1974
    Date of Patent: January 13, 1976
    Assignee: Shandoz, Inc.
    Inventors: Mario G. Buzzolini, Robert E. Manning