Patents by Inventor Robert G. Shepherd

Robert G. Shepherd 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).

  • Hypolipidemic and antiatherosclerotic 4-(polyfluoro-alkylamino)phenyl compounds
    Patent number: 4305959
    Abstract: This disclosure describes novel 4-(polyfluoroalkylamino)phenyl compounds useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: November 13, 1979
    Date of Patent: December 15, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Novel 4-[(carboxyl- and sulfamyl-substituted alkyl)-amino]benzoic acids and analogs
    Patent number: 4281018
    Abstract: This disclosure describes novel 4-[(carboxyl- and sulfamyl-substituted alkyl)amino]benzoic acids and analogs which are useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: May 16, 1980
    Date of Patent: July 28, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • 4-[(Unsaturated or cyclopropylated alkyl)amino]phenyl compounds useful as hypolipidemic and antiatherosclerotic agents
    Patent number: 4281019
    Abstract: This disclosure describes 4-[(unsaturated or cyclopropylated alkyl)amino]phenyl compounds and derivatives useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: February 1, 1979
    Date of Patent: July 28, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Benzaldehydes, alkanophenones, and benzophenones and derivatives thereof containing a 4-monoalkylamino group
    Patent number: 4273785
    Abstract: Novel 4-monoalkylamino-benzaldehydes, 4-mono-alkylamino-alkanophenones, and 4-monoalkylamino-benzophenones, and derivatives and salts thereof, are disclosed which are useful as anti-atherosclerotic agents.
    Type: Grant
    Filed: September 27, 1977
    Date of Patent: June 16, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Esters of 4-(monoalkylamino)benzoic hydroxyalkanoic acids
    Patent number: 4272546
    Abstract: This disclosure describes esters of 4-(monoalkylamino)benzoic acids with hydroxyalkanoic acids and derivatives, phenols, or 3-pyridinols useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: June 9, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Naphthyloxyalkylaminobenzoic acids, salts and esters thereof
    Patent number: 4260816
    Abstract: This disclosure describes pharmaceutical compositions having hypolipidemic and/or hypoglycemic activity which contain a substituted naphthyloxyalkylaminobenzoic acid or salt or ester thereof.
    Type: Grant
    Filed: July 20, 1979
    Date of Patent: April 7, 1981
    Assignee: American Cyanamid Company
    Inventors: Jay D. Albright, Thomas G. Miner, Robert G. Shepherd
  • 4-[Cycloalkyl- or cycloalkenyl-amino(cycloalkyl- or cycloalkenyl-alkenyl)amino]phenyl compounds, useful as hypolipidemic and antiatherosclerotic agents
    Patent number: 4259352
    Abstract: This disclosure describes novel 4-[(cycloalkyl or cycloalkenyl substituted)amino, alkylamino or alkenylamino]phenyl compounds, salts and derivatives of these such as cycloalkylamino, cycloalkenylamino, cycloalkyl-alkylamino, cycloalkyl-alkenylamino, cycloalkenyl-alkylamino, and cycloalkyl-cycloalkylamino phenyl compounds and derivatives and suitable salts of these; these compounds are useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: February 1, 1979
    Date of Patent: March 31, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Esters of 4-(monoalkylamino)benzoic hydroxyalkanoic acids
    Patent number: 4254138
    Abstract: This disclosure describes esters of 4-(monoalkylamino)benzoic acids with hydroxyalkanoic acids and derivatives, phenols, or 3-pyridinols useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: March 3, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Antilipidemic para-[thienyl and furyl (alkyl or alkenyl)amino]-benzoic acid derivatives
    Patent number: 4246275
    Abstract: Novel para-[thienyl and furyl(alkyl or alkenyl)amino]-benzoic acids, esters, pharmaceutically acceptable salts and pharmaceutical compositions thereof and a method of lowering serum-lipid levels in mammals therewith.
    Type: Grant
    Filed: October 5, 1979
    Date of Patent: January 20, 1981
    Assignee: American Cyanamid Company
    Inventors: Jay D. Albright, Thomas G. Miner, Robert G. Shepherd
  • 4-(Monoalkylamino)benzene polycarboxylic acids
    Patent number: 4245120
    Abstract: This disclosure describes the monoalkylaminobenzene multi-carboxylic acids, derivatives and salts thereof useful as hypolipidemic and anti-atherosclerotic agents.
    Type: Grant
    Filed: September 27, 1977
    Date of Patent: January 13, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • 4-[(Monosubstituted-alkyl) amino] benzoic acids and analogs as hypolipidemic and antiatherosclerotic agents
    Patent number: 4245097
    Abstract: This disclosure describes novel 4-[(monosubstituted-alkyl)amino]benzoic acids and analogs which are useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: February 27, 1978
    Date of Patent: January 13, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • 4-(Monoalkylamino) benzene polycarboxylic acids
    Patent number: 4245119
    Abstract: This disclosure describes the monoalkylaminobenzene multi-carboxylic acids, derivatives and salts thereof useful as hypolipidemic and anti-atherosclerotic agents.
    Type: Grant
    Filed: November 13, 1978
    Date of Patent: January 13, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Ring-fluorinated 4-(hexadecyl-amino) N-substituted benzamide compounds
    Patent number: 4243609
    Abstract: The present invention relates to certain ring-fluorinated 4-(hexadecyl-amino) N-substituted benzamide compounds as hypolipidemic and antiatherosclerotic agents together with their pharmacologically acceptable acid-addition and cationic salts. The amino functions of the benzamide groups are selected from the groups consisting of loweralkanesulfonylamino, phenylsulfonylamino, loweralkanoylamino, benzoylamino and carboxyalkylamino.
    Type: Grant
    Filed: February 2, 1978
    Date of Patent: January 6, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • 4-(Monoalkylamino)benzoic acid amides and imidates
    Patent number: 4242273
    Abstract: This disclosure describes 4-(monoalkylamino)benzoic acid amides and imidates useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: October 12, 1978
    Date of Patent: December 30, 1980
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Hypolipidemic and antiatherosclerotic 4-[(cyclopropyl alkyl)amino]benzoic acids and derivatives
    Patent number: 4230878
    Abstract: This disclosure describes 4-[(unsaturated or cyclopropylated alkyl)amino]benzoic acids and derivatives useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: March 8, 1978
    Date of Patent: October 28, 1980
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • 4-[(Carboxyl- and sulfamyl-substituted alkyl)-amino] benzoic acids and analogs
    Patent number: 4230628
    Abstract: This disclosure describes novel 4-[(carboxyl- and sulfamyl-substituted alkyl)amino]benzoic acids and analogs which are useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: April 12, 1978
    Date of Patent: October 28, 1980
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • 4-[(Cycloalkyl or cycloalkenyl substituted)amino, alkylamino or alkenylamino]benzoic acids and salts thereof
    Patent number: 4227014
    Abstract: This disclosure describes novel 4-[(cycloalkyl or cycloalkenyl substituted)amino, alkylamino or alkenylamino]-benzoic acids, salts and derivatives of these such as cycloalkylamino, cycloalkenylamino, cycloalkyl-alkylamino, cycloalkylalkenylamino, cycloalkenyl-alkylamino, and cycloalkyl-cycloalkylamino benzoic acids and derivatives and suitable salts of these; these compounds are useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: February 27, 1978
    Date of Patent: October 7, 1980
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • 5-[4-Monoalkylaminophenyl]tetrazoles
    Patent number: 4216330
    Abstract: This disclosure describes novel 4-(monoalkylamino)benzonitriles and 5-[4-monoalkylamino)phenyl]tetrazoles and homologs thereof useful as hypolipidemic and anti-atherosclerotic agents.
    Type: Grant
    Filed: July 24, 1978
    Date of Patent: August 5, 1980
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Hypolipidemic and antiatherosclerotic novel 4-(aralkyl- and heteroarylalkylamino)phenyl compounds
    Patent number: 4211783
    Abstract: This disclosure describes novel 4-(aralkyl- and heteroarylalkylamino)phenyl compounds useful as hypolipidemic and antiatherosclerotic agents.
    Type: Grant
    Filed: March 20, 1978
    Date of Patent: July 8, 1980
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd
  • Hypolipidemic and anti-atherosclerotic 2- or 3-(monosubstituted-amino) phenyl compounds
    Patent number: T100403
    Abstract: Hypolipidemic and anti-atherosclerotic 2- or 3-(monosubstituted-amino) phenyl compounds of the formulae: ##STR1## wherein R.sub.1 is a saturated or unsaturated hydrocarbon radical of 8-19 carbon atoms which may be branched or unbranched and which may contain one or more radicals selected from the group consisting of saturated or unsaturated cycloalkyl, substituted or unsubstituted aryl and substituted or unsubstituted heteroaryl; J is ##STR2## wherein Z is inter alia hydrogen, loweralkyl, hydroxy, loweralkoxy and loweralkoxyalkoxy, or J is carboxyloweralkyl, carboxyloweralkenyl, carboxyloweralkynyl, carboalkoxyloweralkyl, carboalkoxyloweralkenyl or carboalkoxyloweralkynyl.
    Type: Grant
    Filed: October 17, 1979
    Date of Patent: March 3, 1981
    Assignee: American Cyanamid Company
    Inventor: Robert G. Shepherd