Patents by Inventor Middleton B. Floyd, Jr.

Middleton B. Floyd, Jr. 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).

  • 15-Deoxy-16-hydroxy-16-vinyl and cyclopropyl substituted prostanoic acids and congeners
    Patent number: 4198521
    Abstract: This disclosure describes novel 15-deoxy-16-hydroxy-16-substituted prostanoic acids and congeners thereof having utility as bronchodilators, as hypotensive agents and as agents for the control of excessive gastric secretion.
    Type: Grant
    Filed: December 5, 1977
    Date of Patent: April 15, 1980
    Assignee: American Cyanamid Company
    Inventors: Middleton B. Floyd, Jr., Martin J. Weiss, Charles V. Grudzinskas, Sow-Mei L. Chen
  • 15-Deoxy-16-hydroxy-16-substituted prostanoic acids and congeners
    Patent number: 4192950
    Abstract: This disclosure describes novel 15-deoxy-16-hydroxy-16-substituted prostanoic acids and congeners thereof having utility as bronchodilators as hypotensive agents, and as agents for the control of excessive gastric secretion.
    Type: Grant
    Filed: September 22, 1977
    Date of Patent: March 11, 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: 4191699
    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: March 4, 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: 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
  • Novel 2-substituted-3,4-epoxycyclopentan-1-ones, 2-substituted-3,4-epoxycyclopentan-1-ols, and various 2-substituted-cyclo-pentenones
    Patent number: 4179574
    Abstract: This disclosure describes 2-substituted-3,4-epoxycyclopentan-1-ones, 2-substituted-3,4-epoxycyclopentan-1-ols, and various 2-substituted-cyclopentenones useful as intermediates for the preparation of certain 11-hydroxy- and 11-deoxy-9-keto(or hydroxy)-prostenoic acid derivatives which possess bronchodilator, hypotensive, and anti-ulcer activity.
    Type: Grant
    Filed: September 22, 1977
    Date of Patent: December 18, 1979
    Assignee: American Cyanamid Company
    Inventors: Karel F. Bernady, Middleton B. Floyd, Jr., John F. Poletto, Robert E. Schaub, Martin J. Weiss
  • Novel hydroxy substituted 15-deoxy-5-cis-prostenoic acids and esters
    Patent number: 4179451
    Abstract: This disclosure describes certain hydroxy substituted 15-deoxy-5-cis-prostenoic acids and esters useful as hypotensive agents, anti-ulcer agents, bronchodilators, anti-microbial agents, anticonvulsants, or as intermediates.
    Type: Grant
    Filed: June 12, 1978
    Date of Patent: December 18, 1979
    Assignee: American Cyanamid Company
    Inventors: Middleton B. Floyd, Jr., Martin J. Weiss, William J. McGahren, Robert E. Schaub
  • 15-Deoxy-16-hydroxy-16-substituted-3-thia-prostanoic acids
    Patent number: 4131737
    Abstract: This disclosure describes novel 15-deoxy-16-hydroxy-16-substituted prostanoic acids and conomers thereof having utility as bronchodilators as hypotensive agents, and as agents for the control of excessive gastric secretion.
    Type: Grant
    Filed: March 30, 1977
    Date of Patent: December 26, 1978
    Assignee: American Cyanamid Company
    Inventors: Middleton B. Floyd, Jr., Martin J. Weiss, Charles V. Gredeinskas, Sow-mei C. Chen
  • Novel 11-hydroxy-9-keto-5,6-cis-13,14-cis-prostadienoic acid derivatives
    Patent number: 4123456
    Abstract: This disclosure describes certain 11-hydroxy and 11-deoxy-9-keto(or hydroxy)-prostanoic acid derivatives useful as bronchodilators, hypotensive agents, anti-ulcer agents, or as intermediates.
    Type: Grant
    Filed: February 17, 1977
    Date of Patent: October 31, 1978
    Assignee: American Cyanamid Company
    Inventors: Karel F. Bernady, Middleton B. Floyd, Jr., John F. Poletto, Robert E. Schaub, Martin J. Weiss