Patents by Inventor Charles J. R. Hedgecock

Charles J. R. Hedgecock 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).

  • Patent number: 5384423
    Abstract: A compound selected from the group consisting of all tautomeric forms of a cycloalkyl-propanamide of the formula ##STR1## wherein R.sub.1 is cycloalkyl of 3 to 6 carbon atoms, R.sub.2 is hydrogen or alkyl of 1 to 3 carbon atoms, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are individually selected from the group consisting of hydrogen, halogen, --NO.sub.2, azido, --CN, alkyl, alkoxy and alkylthio of 1 to 6 carbon atoms, --(CH.sub.2).sub.m --CF.sub.3, --O--(CH.sub.2).sub.m --CF.sub.3, --S--(CH.sub.2).sub.m --CF.sub.3, m is an integer from 0 to 3, --CF.sub.2 --Hal, --OCF.sub.2 --Hal, ##STR2## n is an integer from 1 to 3, Hal, Hal.sub.1, and Hal.sub.2 and Hal.sub.3 are individually halogen, and --COR', R' is --OH or alkyl or alkoxy of 1 to 3 carbon atoms or R.sub.4 and R.sub.5 together are --O--CH.sub.2 --O-- and their non-toxic, pharmaceutically acceptable basic salts having anti-inflammatory activity.
    Type: Grant
    Filed: April 22, 1993
    Date of Patent: January 24, 1995
    Assignee: Roussel-Uclaf
    Inventors: Philip T. Hambleton, Charles J. R. Hedgecock, David P. Kay, Elizabeth A. Kuo, Wilfred R. Tully
  • Patent number: 5247079
    Abstract: A compound selected from the group consisting of a compound of the formula ##STR1## wherein Y is a nitrogen atom or carbon atom bearing Z, Z is selected from the group consisting of hydrogen, halogen, --C.ident.N, --N.sub.3 and --C(Hal).sub.3, Hal is a halogen, X is cycloalkyl of 3 to 6 carbon atoms or hydrogen with the proviso that when X is hydrogen, Y must be nitrogen, R is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, phenyl and substituted phenyl and their non-toxic, pharmaceutically acceptable acid addition salts, a process and intermediate for preparing them, having tranquillizing properties.
    Type: Grant
    Filed: October 23, 1991
    Date of Patent: September 21, 1993
    Assignee: Roussel Uclaf
    Inventors: Charles J. R. Hedgecock, Stuart D. Jones
  • Patent number: 5240960
    Abstract: A compound selected from the group consisting of all tautomeric forms of a cycloalky-propanamide of the formula ##STR1## wherein R.sub.1 is cycloalkyl of 3 to 6 carbon atoms, R.sub.2 is hydrogen or alkyl of 1 to 3 carbon atoms, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are individually selected from the group consisting of hydrogen, halogen, --NO.sub.2, azido, --CN, alkyl, alkoxy and alkylthio of 1 to 6 carbon atoms, --(CH.sub.2).sub.m --CF.sub.3, --O--(CH.sub.2).sub.m --CF.sub.3, --S--(CH.sub.2).sub.m --CF.sub.3, m is an integer from 0 to 3, --CF.sub.2 --Hal, --OCF.sub.2 --Hal, ##STR2## n is an integer from 1 to 3, Hal, Hal.sub.1, Hal.sub.2 and Hal.sub.3 are individually halogen, and --COR', R' is --OH or alkyl or alkoxy of 1 to 3 carbon atoms or R.sub.4 and R.sub.5 together are --O--CH.sub.2 --O-- and their non-toxic, pharmaceutically acceptable basic salts having anti-inflammatory activity.
    Type: Grant
    Filed: October 30, 1991
    Date of Patent: August 31, 1993
    Assignee: Roussel Uclaf
    Inventors: Philip T. Hambleton, Charles J. R. Hedgecock, David P. Kay, Elizabeth A. Kuo, Wilfred R. Tully
  • Patent number: 5017574
    Abstract: A compound selected from the group consisting of a compound of the formula ##STR1## wherein the R.sub.1 s are the same and are alkyl of 1 to 3 carbon atoms or together are alkylene of 2 to 5 carbon atoms, X, Y and W are individually --O-- or --S--, R.sub.2 is hydrogen or alkyl of 1 to 3 carbon atoms, R.sub.3 is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms and phenyl optionally substituted with at least one member of the group consisting of halogen, alkyl and alkoxy of 1 to 3 carbon atoms and --CF.sub.3, R.sub.4 and R.sub.5 are individually selected from the group consisting of hydrogen, halogen, --OH, alkyl and alkoxy of 1 to 3 carbon atoms and --CF.sub.3 with the proviso that when R.sub.1 and R.sub.2 are alkyl, X and Y are the same and their non-toxic, pharmaceutically acceptable acid addition salts having benzodiazepine inverse agonist properties.
    Type: Grant
    Filed: April 26, 1990
    Date of Patent: May 21, 1991
    Assignee: Roussel Uclaf
    Inventors: Charles J. R. Hedgecock, Stuart D. Jones, Elizabeth A. Kuo
  • Patent number: 4895863
    Abstract: A compound selected from the group consisting of a compound of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of ##STR2## R.sub.4, R.sub.5, R.sub.7 and R.sub.8 are individually selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms, R.sub.6 is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, phenyl, halogen, alkoxycarbonyl of 2 to 5 carbon atoms, cyano, ##STR3## R' and R" are individually alkyl of 1 to 5 carbon atoms, R.sub.2 and R.sub.3 together form a member of the group consisting of ##STR4## m is 1, 2 or 3, X.sub.1 and X.sub.2 are individually selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, alkenyl of 2 to 5 carbon atoms, alkoxy of 1 to 5 carbon atoms, aralkoxy, aryloxy, halogen, azido and nitro or taken together form methylenedioxy and their non-toxic, pharmaceutically acceptable acid additon salts capable of treating memory disorders.
    Type: Grant
    Filed: October 18, 1988
    Date of Patent: January 23, 1990
    Assignee: Roussel Uclaf
    Inventors: Charles J. R. Hedgecock, David P. Kay