Patents by Inventor Charles E. Malen

Charles E. Malen 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).

  • Oxazoline (trifluoroethyl) amine
    Patent number: 4315020
    Abstract: Certain phenyl amines have been prepared wherein the "methyl" carbon is substituted with a polyfluoroalkyl radical. The compounds form acid addition salts, exist in resolvable stereoisomeric forms, and are useful for treating hypertension. Formulations for human and veterinary medicine are described, as well as methods of use.
    Type: Grant
    Filed: October 15, 1980
    Date of Patent: February 9, 1982
    Assignee: Science Union et Cie
    Inventors: Charles E. Malen, Pierre Roger, Michel Laubie
  • Aryltrifluoroethylamines
    Patent number: 4267345
    Abstract: Certain arylmethyl amines have been prepared wherein the "methyl" carbon is substituted with a polyfluoroalkyl radical. The compounds form acid addition salts, exist in resolvable stereoisomeric forms, and are useful for treating hypertension. Formulations for human and veterinary medicine are described, as well as methods of use.
    Type: Grant
    Filed: April 19, 1979
    Date of Patent: May 12, 1981
    Assignee: Science Union et Cie
    Inventors: Charles E. Malen, Pierre Roger, Michel Laubie