Patents by Inventor Gerald J. Siuta

Gerald J. Siuta 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).

  • Ureylenebis (hydroxy naphthalenesulfonic acids)
    Patent number: 4391824
    Abstract: Methods of use and compositions of matter of certain ureides of substituted naphthalenesulfonic acids and salts thereof, useful as inhibitors of connective tissue destruction.
    Type: Grant
    Filed: July 27, 1981
    Date of Patent: July 5, 1983
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Seymour Bernstein
  • Ureylene phenylene anionic naphthalenesulfonic acids
    Patent number: 4231958
    Abstract: Novel ureylenebis[substituted-phenylenecarbonyl(and sulfonyl)imino-substituted-phenylenesulfonylimino-naphthalenetrisulfonic acid hexaalkali metal salts], useful as inhibitors of the complement system of warm-blooded animals, the amino-substituted phenylenecarbonyl (and sulfonyl)imino-substituted-phenylenesulfonylimino-naphthalenetrisulfonic acid, trialkali metal salts, which are new intermediates for the preparation of the active ureylenes, and the process for their preparation.
    Type: Grant
    Filed: March 5, 1979
    Date of Patent: November 4, 1980
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Ransom B. Conrow, John F. Poletto, Seymour Bernstein
  • Ureylene phenylene anionic naphthalenesulfonic acids
    Patent number: 4229372
    Abstract: Novel ureylenebis-[substituted-phenylenecarbonylimino-substituted-phenylenesulfo nylimino]naphthalenetrisulfonic acid alkali metal salts], useful as inhibitors of the complement system of warm-blooded animals, the amino-substituted phenylenecarbonyl imino, substituted-phenylenesulfonylimino-naphthalenetrisulfonic acid, alkali metal salts, which are new intermediates for the preparation of the active ureylenes, and the process for their preparation.
    Type: Grant
    Filed: March 5, 1979
    Date of Patent: October 21, 1980
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Ransom B. Conrow, John F. Poletto, Seymour Bernstein
  • Ureylene phenylene anionic naphthalenesulfonic acids
    Patent number: 4229370
    Abstract: Novel ureylenebis[substituted-phenylenecarbonyl(and sulfonyl)imino-subsituted-phenylenesulfonylimino-naphthalenetrisulfonic acid hexaalkali metal salts], useful as inhibitors of the complement system of warm-blooded animals, the amino-substituted phenylenecarbonyl(and sulfonyl)imino-substituted-phenylenesulfonylimino-na phthalenetrisulfonic acid, trialkali metal salts, which are new intermediates for the preparation of the active ureylenes, and the process for their preparation.
    Type: Grant
    Filed: March 5, 1979
    Date of Patent: October 21, 1980
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Ransom B. Conrow, John F. Poletto, Seymour Bernstein
  • 11-(2-Hydroxyethylthio) prostenoic acid E and F series derivatives
    Patent number: 4218566
    Abstract: This disclosure describes certain 11-(2-hydroxyethylthio) prostenoic acid E and F series derivatives, and their intermediates, useful as bronchodilators and inflammatory medeator release inhibitors.
    Type: Grant
    Filed: January 30, 1978
    Date of Patent: August 19, 1980
    Assignee: American Cyanamid Company
    Inventors: Martin J. Weiss, Gerald J. Siuta
  • 11-(2-Hydroxyethylthio)prostenoic acid E series derivatives
    Patent number: 4189597
    Abstract: This disclosure describes certain 11-(2-hydroxyethylthio)-9-keto-prostenoic acid E series derivatives, and their intermediates, useful as bronchodilators and inflammatory medeator release inhibitors.
    Type: Grant
    Filed: October 17, 1977
    Date of Patent: February 19, 1980
    Assignee: American Cyanamid Company
    Inventors: Martin J. Weiss, Gerald J. Siuta
  • Ureylene phenylene anionic naphthalenesulfonic acids
    Patent number: 4185032
    Abstract: Novel ureylenebis-[substituted-phenylenecarbonylimino-substituted-phenylenecarbo nylimino-naphthalenetrisulfonic acid, alkali metal salts], useful as inhibitors of the complement system of warm-blooded animals, the amino-substituted phenylenecarbonylimino, substituted-phenylenecarbonylimino-naphthalenetrisulfonic acid, alkali metal salts, which are new intermediates for the preparation of the active ureylenes, and the process for their preparation.
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: January 22, 1980
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Ransom B. Conrow, John F. Poletto, Seymour Bernstein
  • Ureylene phenylene anionic naphthalenesulfonic acids
    Patent number: 4185033
    Abstract: Novel ureylenebis-[substituted-phenylenecarbonylimino-substituted-phenylenecarbo nylimino-naphthalenetrisulfonic acid, alkali metal salts], useful as inhibitors of the complement system of warm-blooded animals, the amino-substituted phenylenecarbonylimino, substituted-phenylenecarbonylimino-naphthalenetrisulfonic acid, alkali metal salts, which are new intermediates for the preparation of the active ureylenes, and the process for their preparation.
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: January 22, 1980
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Ransom B. Conrow, John F. Poletto, Seymour Bernstein
  • Ureylene phenylene anionic naphthalenesulfonic acids as complement inhibitors
    Patent number: 4180587
    Abstract: A method of inhibiting the complement system in a warm-blooded animal which comprises the administration of a ureylenebis-[substituted-phenylenecarbonyl (and sulfonyl) imino-substituted-phenylene carbonylimino-naphthalenetrisulfonic acid, hexaalkali metal salt].
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: December 25, 1979
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Ransom B. Conrow, John F. Poletto, Seymour Bernstein
  • 11-(2-Hydroxyethylthio)prostenoic acid E series derivatives
    Patent number: 4165331
    Abstract: This disclosure describes certain 11-(2-hydroxyethylthio)-9-keto-prostenoic acid E series derivatives, and their intermediates, useful as bronchodilators and inflammatory medeator release inhibitors.
    Type: Grant
    Filed: October 17, 1977
    Date of Patent: August 21, 1979
    Assignee: American Cyanamid Company
    Inventors: Martin J. Weiss, Gerald J. Siuta
  • Ureylene phenylene anionic naphthalenesulfonic acids
    Patent number: 4155931
    Abstract: Novel ureylenebis-[substituted-phenylenecarbonylimino-substituted-phenylenesulfo nylimino]naphthalenetrisulfonic acid alkali metal salts], useful as inhibitors of the complement system of warm-blooded animals, the amino-substituted phenylenecarbonyl imino, substituted-phenylenesulfonylimino-naphthalenetrisulfonic acid, alkali metal salts, which are new intermediates for the preparation of the active ureylenes, and the process for their preparation.
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: May 22, 1979
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Ransom B. Conrow, John F. Poletto, Seymour Bernstein
  • Ureylene phenylene anionic naphthalenesulfonic acids
    Patent number: 4155930
    Abstract: Novel ureylenebis[substituted-phenylenecarbonyl-(and sulfonyl)imino-substituted-phenylenesulfonylimino-naphthalenetrisulfonic acid hexaalkali metal salts], useful as inhibitors of the complement system of warm-blooded animals, the amino-substituted phenylenecarbonyl (and sulfonyl)imino-substituted-phenylenesulfonylimino-naphthalenetrisulfonic acid, trialkali metal salts, which are new intermediates for the preparation of the active ureylenes, and the process for their preparation.
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: May 22, 1979
    Assignee: American Cyanamid Company
    Inventors: Gerald J. Siuta, Ransom B. Conrow, John F. Poletto, Seymour Bernstein
  • 11-(2-Hydroxyethylthio)prostenoic acid E series derivatives
    Patent number: 4154959
    Abstract: This disclosure describes certain 11-(2-hydroxyethylthio)-9-keto-prostenoic acid E series derivatives, and their intermediates, useful as bronchodilators and inflammatory medeator release inhibitors.
    Type: Grant
    Filed: October 17, 1977
    Date of Patent: May 15, 1979
    Assignee: American Cyanamid Company
    Inventors: Martin J. Weiss, Gerald J. Siuta
  • 11-(2-Hydroxyethylthio) prostenoic acid E series derivatives
    Patent number: 4154954
    Abstract: This disclosure describes certain 11-(2-hydroxyethylthio)-9-keto-prostenoic acid E series derivatives, and their intermediates, useful as bronchodilators and inflammatory medeator release inhibitors.
    Type: Grant
    Filed: October 17, 1977
    Date of Patent: May 15, 1979
    Assignee: American Cyanamid Company
    Inventors: Martin J. Weiss, Gerald J. Siuta