Patents by Inventor Stanley A. Lang, Jr.

Stanley A. Lang, 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).

  • 2-Amino-4'(phenylsulfonyl) acetanilides
    Patent number: 4532349
    Abstract: A method of modulating the immune response system in a warm-blooded animal by the administration of N-substituted-phenylthioanilines, N-substituted-phenylsulfinylanilines, and N-substituted-phenylsulfonylanilines, certain of which are new compounds.
    Type: Grant
    Filed: June 3, 1983
    Date of Patent: July 30, 1985
    Assignee: American Cyanamid Company
    Inventors: Stanley A. Lang, Jr., Thomas L. Fields, Raymond G. Wilkinson, Soon M. Kang, Yang-I Lin
  • Metal chelates of anthracene-9,10-bis-carbonylhydrazones
    Patent number: 4515954
    Abstract: This disclosure describes metal chelates of anthracene-9,10-bis-carbonylhydrazones and derivatives thereof useful as antibacterial agents, for inhibiting the growth of transplanted mouse tumors, and for inducing the regression and/or palliation of leukemia and related cancers.
    Type: Grant
    Filed: June 6, 1983
    Date of Patent: May 7, 1985
    Assignee: American Cyanamid Company
    Inventors: Stanley A. Lang, Jr., Keith C. Murdock
  • 9,10-Bis(aminoalkoxy)anthracenes
    Patent number: 4419354
    Abstract: This disclosure describes certain substituted 9,10-bis(2-aminoethoxy)anthracenes which are useful as modulators of the immune response system in warm-blooded animals and for inducing the regression of tumors in such animals.
    Type: Grant
    Filed: June 3, 1982
    Date of Patent: December 6, 1983
    Assignee: American Cyanamid Company
    Inventors: Ralph G. Child, Stanley A. Lang, Jr.
  • Substituted 1H-1,2,4-triazoles
    Patent number: 4329463
    Abstract: This disclosure describes new compounds and compositions of matter useful as anti-inflammatory agents and as inhibitors of the progressive joint deterioration characteristic of arthritic disease and the methods of meliorating inflammation and of inhibiting joint deterioration in mammals therewith, the novel active ingredients of said compositions of matter being certain substituted 1-phenyl-1H-1,2,4-triazoles and/or the pharmacologically acceptable acid-addition salts thereof.
    Type: Grant
    Filed: December 2, 1980
    Date of Patent: May 11, 1982
    Assignee: American Cyanamid Company
    Inventors: Stanley A. Lang, Jr., Yang-i Lin, David N. Ridge
  • Metal chelates of 1,4-bis(substituted-amino-5,8-dihydroxy-anthraquinones
    Patent number: 4296030
    Abstract: This disclosure describes metal chelates of symmetrical 1,4-bis(substituted-amino)-5,8-dihydroxy-anthraquinones useful for inhibiting the growth of tumors and as colorants or dyes.
    Type: Grant
    Filed: April 9, 1980
    Date of Patent: October 20, 1981
    Assignee: American Cyanamid Company
    Inventors: Stanley A. Lang, Jr., Keith C. Murdock
  • Substituted 1H-1,2,4-triazoles
    Patent number: 4259504
    Abstract: This disclosure describes new compounds and compositions of matter useful as anti-inflammatory agents and as inhibitors of the progressive joint deterioration characteristic of arthritic disease and the methods of meliorating inflammation and of inhibiting joint deterioration in mammals therewith, the novel active ingredients of said compositions of matter being certain substituted 1-phenyl-1H-1,2,4-triazoles and/or the pharmacologically acceptable acid-addition salts thereof.
    Type: Grant
    Filed: August 27, 1979
    Date of Patent: March 31, 1981
    Assignee: American Cyanamid Company
    Inventors: Stanley A. Lang, Jr., Yang-I Lin, David N. Ridge
  • Bis(2-imida zolin-2-ylhydrazone)-9,10-dihydro-9,10-anthracenedicarboxaldehydes
    Patent number: 4235996
    Abstract: This disclosure describes 9,10-dihydroanthracene-9,10-dicarboxaldehyde-bis-hydrazones and derivatives thereof useful as antibacterial agents, for inhibiting the growth of transplanted mouse tumors, and for inducing the regression and/or palliation of leukemia and related cancers in mammals.
    Type: Grant
    Filed: September 19, 1978
    Date of Patent: November 25, 1980
    Assignee: American Cyanamid Company
    Inventors: Ralph G. Child, Stanley A. Lang, Jr., Ving J. Lee, Yang-I Lin
  • Synthesis of substituted 9,10-anthracene-dicarboxaldehydes and 9,10-dihydro-9,10-anthracenedicarboxaldehydes
    Patent number: 4211726
    Abstract: There is provided a process for the manufacture of substituted 9,10-anthracenedicarboxaldehydes and substituted 9,10-dihydro-9,10-anthracenedicarboxaldehydes useful as intermediates in the preparation of antibacterial agents.
    Type: Grant
    Filed: February 16, 1979
    Date of Patent: July 8, 1980
    Assignee: American Cyanamid Company
    Inventors: Yang-I Lin, Stanley A. Lang, Jr.
  • Novel dihydrobenzanthracene derivatives
    Patent number: 4187373
    Abstract: This disclosure describes benzanthracene-5,12(or 7,12)-dicarboxaldehyde-bis-hydrazones and the 5,12(or 7,12)-dihydrobenzanthracene-5,12(or 7,12)-dicarboxaldehyde-bis-hydrazones useful as antibacterial agents, for inhibiting the growth of transplanted mouse tumors, and for inducing the regression and/or pallation of leukemia and related cancers.
    Type: Grant
    Filed: October 2, 1978
    Date of Patent: February 5, 1980
    Assignee: American Cyanamid Company
    Inventors: Ralph G. Child, Stanley A. Lang, Jr., Ving J. Lee, Yang-i Lin
  • Pyrazolyltriazole herbicides
    Patent number: 4169838
    Abstract: The invention is novel 4-(pyrazolyl)-4H-1,2,4-triazoles, the preparation thereof including their salts, and a method for controlling undesirable plant species therewith.
    Type: Grant
    Filed: October 6, 1975
    Date of Patent: October 2, 1979
    Assignee: American Cyanamid Company
    Inventors: Stanley A. Lang, Jr., Bryant L. Walworth
  • Cycloalkylcarboxyamidines and halobenzamidines as anti-amebic agents
    Patent number: 4141992
    Abstract: 2,6 Anthraquinonylene cycloalkylcarboxamidines and halobenzamidines that are effective against cecal and hepatic amebic infestations in warm-blooded animals, methods of treatment therewith and therapeutic compositions thereof.
    Type: Grant
    Filed: July 13, 1977
    Date of Patent: February 27, 1979
    Assignee: American Cyanamid Company
    Inventors: Stanley A. Lang, Jr., Yang-I Lin, Thomas L. Fields, Paul F. Fabio, Keith C. Murdock
  • 2,6-Bis(1-morpholinoalkylideneamino)anthraquinones as anti-amebic agents
    Patent number: 4131676
    Abstract: 2,6-bis(-morpholinoalkylideneamino)anthraquinones that are effective against cecal and hepatic amebic infestations in warm-blooded animals are disclosed.
    Type: Grant
    Filed: February 6, 1978
    Date of Patent: December 26, 1978
    Assignee: American Cyanamid Company
    Inventors: Stanley A. Lang, Jr., Paul F. Fabio, Yang-I Lin, Keith C Murdock, Thomas L. Fields