Patents by Inventor Jean N. Vallat

Jean N. Vallat 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).

  • Triazolo-pyrimidine derivatives, a process for preparing them and their therapeutic use as cardiotonics
    Patent number: 4581358
    Abstract: This invention relates to triazolo-pyrimidine derivatives corresponding to the following formula: ##STR1## wherein X represents a 2-pyridyl, 3-pyridyl or 4-pyridyl nucleus optionally substituted by at least one straight-chained or branched C.sub.1-4 alkoxy or alkyl or a hydroxy or cyano group,R.sub.1 represents hydrogen or a straight-chained or branched saturated or unsaturated C.sub.1-5 aliphatic group, andR.sub.2 represents a straight-chained or branched C.sub.1-4 alkyl group, and the pharmaceutically acceptable acid addition salts thereof with inorganic or organic acids.These compounds may be used in therapy, particularly on account of their cardiotonic activity.
    Type: Grant
    Filed: July 9, 1984
    Date of Patent: April 8, 1986
    Assignee: Sanofi, S.A.
    Inventors: Geard Barthelemy, Jean N. Vallat, Andre Hallot