Patents by Inventor Enrique Hong

Enrique Hong 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).

  • Methyl 3-acetamido-2-(5-methoxy-indol-3-yl) propanoate and hypotensive use thereof
    Patent number: 4393081
    Abstract: Disclosed is the novel compound methyl 3-acetamido-2-(5-methoxyindol-3-yl) propanoate which is useful as an anti-hypertensive agent.
    Type: Grant
    Filed: October 28, 1981
    Date of Patent: July 12, 1983
    Assignee: Miles Laboratories, Inc.
    Inventors: Robert N. Schut, Max E. Safdy, Enrique Hong
  • 3-Amino or amido-2-(1H-indol-3-yl) propanoic acid derivatives
    Patent number: 4283410
    Abstract: Disclosed are compounds characterized by the structural formula: ##STR1## Various compounds circumscribed by the foregoing formula in which: R is H, CH.sub.3 or CH.sub.2 CH.sub.3,R' is H, or ##STR2## X is H, F or OCH.sub.3, Y is H or Cl, andZ is H or ##STR3## are therapeutically useful as anti-hypertensive agents.
    Type: Grant
    Filed: December 26, 1979
    Date of Patent: August 11, 1981
    Assignee: Miles Laboratories, Inc.
    Inventors: Robert N. Schut, Max E. Safdy, Enrique Hong
  • Process for the preparation of 3-amino-2-(5-fluoro and 5-methoxy-1H-indol-3-yl)propanoic acid derivatives
    Patent number: 4283336
    Abstract: The compounds having Formula I, ##STR1## wherein X is a fluorine or methoxy group, and R is a hydrogen or methyl group, such that R is hydrogen only when X is fluorine are novel. The compounds having Formula I and their acid addition salts are useful for the treatment of hypertension. Processes for the preparation of the compounds having Formula I and useful intermediates are described.
    Type: Grant
    Filed: October 17, 1979
    Date of Patent: August 11, 1981
    Assignee: Miles Laboratories, Inc.
    Inventors: Robert N. Schut, Max E. Safdy, Enrique Hong