Patents by Inventor Pedro Joseph-Nathan

Pedro Joseph-Nathan 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).

  • Process for the preparation of optically active 2-methyl-1,2-hexanediols
    Patent number: 4922032
    Abstract: Disclosed is the preparation of both optically active stereoisomers of 2-methyl-1,2-hexanediol, which are useful intermediates for the syntheses of several prostaglandins for peptic ulcer therapy.
    Type: Grant
    Filed: April 26, 1989
    Date of Patent: May 1, 1990
    Assignee: Centro De Investigacion Y De Estudios Avanzados Del Instituto Politecnico Nacional
    Inventors: Pedro Joseph-Nathan, Humberto Cervantes-Cuevas
  • Processes for the preparation of 3-amino-2-(5-methoxy-1H-indol-3-yl) propionic acid monohydrate
    Patent number: 4803284
    Abstract: The compound characterized by the structural Formula I: ##STR1## is therapeutically useful as an anti-hypertensive agent. A process for the preparation of the compound having Formula I and their synthetic intermediates is described. One of the synthetic intermediates is the compound characterized by the structural Formula: ##STR2## which is also therapeutically useful as an anti-hypertensive agent.
    Type: Grant
    Filed: August 19, 1987
    Date of Patent: February 7, 1989
    Assignee: Centro de Investigacion y de Estudios Avanzados Del Instituto Politecnico Nacional
    Inventors: Pedro Joseph-Nathan, Martha S. Morales-Rios