Patents by Inventor Albert Rene Joseph Castaigne

Albert Rene Joseph Castaigne 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).

  • Thieno-pyridine derivatives
    Patent number: 4075215
    Abstract: Pyridinium derivatives having the formula: ##STR1## in which X is O or S; R is benzoyl optionally substituted with at least halogen or lower alkyl, lower alkoxy, hydroxy or nitro; R.sub.1 is hydrogen, halogen, hydroxy or lower alkyl, R.sub.2 is hydrogen or halogen and n is from 1 to 2, and in which R.sub.1 may be different in each CHR.sub.1 when n is 2.Said derivatives are therapeutically useful for their anti-arrhythmic activity.
    Type: Grant
    Filed: August 18, 1976
    Date of Patent: February 21, 1978
    Assignee: Centre d'Etudes Pour l'Industrie Pharmaceutique
    Inventor: Albert Rene Joseph Castaigne
  • Thieno[3,2-c]pyridine derivatives
    Patent number: 4051141
    Abstract: Thieno[3,2-c]pyridine derivatives having the formula: ##STR1## in which X is S; R is a phenyl or benzoyl radical optionally substituted with 1-3 halogen atoms or lower alkyl, lower alkoxy, hydroxy or nitro; R.sub.1 is hydrogen, halogen, hydroxy or lower alkyl; R.sub.2 is hydrogen or halogen and n is 1 or 2, and in which the symbols R.sub.1 may be different in each CHR.sub.1 when n is 2; and their pharmaceutically acceptable acid addition salts.Said derivatives are therapeutically useful for their anti-inflammatory, vasodilatator and blood plate aggregation inhibitor action.
    Type: Grant
    Filed: February 20, 1976
    Date of Patent: September 27, 1977
    Assignee: Centre d'Etudes pour l'Industrie pharmaceutique
    Inventor: Albert Rene Joseph Castaigne