Patents by Inventor Sow-mei L. Chen

Sow-mei L. Chen 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).

  • Various 15-deoxy-16-hydroxy-16-ethynyl and 16-ethynylsubstituted prostaglandins
    Patent number: 4190597
    Abstract: 15-Deoxy-16-hydroxy-16-ethynyl and 16-ethynylsubstituted prostanoic acids and congeners thereof, useful as bronchodilators, hypotensive agents, and as agents for the control of excessive gastric secretion.
    Type: Grant
    Filed: December 5, 1977
    Date of Patent: February 26, 1980
    Assignee: American Cyanamid Company
    Inventors: Middleton B. Floyd, Jr., Martin J. Weiss, Charles V. Grudzinskas, Sow-mei L. Chen
  • Various 15-deoxy-16-hydroxy-16-ethynyl and 16-ethynylsubstituted prostaglandins
    Patent number: 4190596
    Abstract: 15-Deoxy-16-hydroxy-16-ethynyl and 16-ethynylsubstituted prostanoic acids and congeners thereof, useful as bronchodilators, hypotensive agents and as agents for the control of excessive gastric secretion.
    Type: Grant
    Filed: December 5, 1977
    Date of Patent: February 26, 1980
    Assignee: American Cyanamid Company
    Inventors: Middleton B. Floyd, Jr., Martin J. Weiss, Charles V. Grudzinskas, Sow-mei L. Chen