Patents by Inventor George DE Stevens

George DE Stevens 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).

  • Tertiary aminoacids in the treatment of pain
    Patent number: 4337264
    Abstract: New .alpha.-(cyclic tert. aminophenyl)-aliphatic acids, e.g. those of the formula ##STR1## and functional derivatives thereof, are anti-inflammatory agents.
    Type: Grant
    Filed: September 27, 1979
    Date of Patent: June 29, 1982
    Assignee: Ciba-Geigy Corporation
    Inventors: Richard W. J. Carney, George De Stevens
  • Tertiary aminoacids
    Patent number: 4163788
    Abstract: New .alpha.-(cyclic tert. aminophenyl)-aliphatic acids, e.g. those of the formula ##STR1## R.sub.1 =H or alkyl, Ph=a phenylene radical R.sub.2 =H, alk(en)yl, cycloalk(en)yl or cycloalk(en)yl-alkyl ##STR2## =bicyclic alkenyleneimino with 1-3 double bonds AND FUNCTIONAL DERIVATIVES THEREOF, ARE ANTI-INFLAMMATORY AGENTS.
    Type: Grant
    Filed: November 7, 1977
    Date of Patent: August 7, 1979
    Assignee: Ciba-Geigy Corporation
    Inventors: Richard W. J. Carney, George DE Stevens
  • Hydroxyalkylenimino-phenyl-acetic acids
    Patent number: 3936467
    Abstract: New .alpha.-(cyclic tert. aminophenyl)-aliphatic acids, e.g. those of the formula ##SPC1##R.sub.1 = h or alkylR.sub.2 = h, alk(en)yl, cycloalk(en)- yl or cycloalk(en)yl-alkylA = hydroxylated lower alkyleneAnd functional derivatives thereof, are anti-inflammatory agents.
    Type: Grant
    Filed: March 25, 1974
    Date of Patent: February 3, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Richard William James Carney, George DE Stevens