Patents by Inventor Keith C Murdock

Keith C Murdock 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).

  • 1-(Aminoalkylamino)-5,8-dihydroxy-4-substituted-anthraquinones
    Patent number: 4428882
    Abstract: This disclosure describes 1-(aminoalkylamino)-5,8-dihydroxy-4-substituted-anthraquinones useful as chelating agents and for inhibiting the growth of transplanted mouse tumors.
    Type: Grant
    Filed: February 24, 1982
    Date of Patent: January 31, 1984
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • Method of treating tumors in warm-blooded animals
    Patent number: 4418078
    Abstract: This disclosure describes compositions of matter useful as inhibitors of transplanted mouse tumor growth, the active ingredient of said compositions of matter being 1,4-bis(3-aminopropylamino)-5,8-dihydroxyanthraquinone or the non-toxic acid-addition salts thereof.
    Type: Grant
    Filed: August 27, 1979
    Date of Patent: November 29, 1983
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • Novel 1,4-bis(substituted-amino)-5,8-dihydroxyanthraquinones and leuco bases thereof
    Patent number: 4410524
    Abstract: This disclosure describes novel 1,4,-bis(substituted-amino)-5,8-dihydroxyanthraquinones and leuco bases thereof, useful as chelating agents and for inhibiting the growth of transplanted mouse tumors. This disclosure also describes compositions of matter useful as inhibitors of transplanted mouse tumor growth and the method of inducing the regression and/or palliation of leukemia and related cancers in mammals therewith.
    Type: Grant
    Filed: June 1, 1982
    Date of Patent: October 18, 1983
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • Thiocarbamoyl heterocycle-anthraquinone derivatives
    Patent number: 4389399
    Abstract: Novel 1,4-di(substituted amino)-5,8-dihydroxyanthraquinones wherein the substituents are alkyl-oxazolidin-2-thion-3-yl or alkyl tetrahydro-2H-1,3-oxazine-2-thione-3-yl groups as antitumor agents and as chelating agents are described.
    Type: Grant
    Filed: February 4, 1982
    Date of Patent: June 21, 1983
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • Oxaza heterocycle-anthraquinones, pharmaceutical compositions thereof and method of use thereof
    Patent number: 4375469
    Abstract: Novel 1,4-di(substituted amino)-5,8-dihydroxyanthraquinones wherein the substituents are alkylamino alcohol and/or alkyl cyclicamide and their pharmacologically acceptable acid-addition salts useful as antitumor and chelating agents are described.
    Type: Grant
    Filed: February 4, 1982
    Date of Patent: March 1, 1983
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • 5,8-Dihydroxy-1,4-bis(guanidinylamino)anthraquinones
    Patent number: 4333875
    Abstract: This disclosure describes 1,4-bis(guanidinylamino)-5,8-dihydroxyanthraquinones useful as chelating agents and for inhibiting the growth of transplanted mouse tumors.
    Type: Grant
    Filed: February 4, 1981
    Date of Patent: June 8, 1982
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • Certain 3,6-bis-(heteroaminoalkoxy) acridines
    Patent number: 4314061
    Abstract: This disclosure describes compositions of matter useful for inducing the regression of tumors in warm-blooded animals and for enhancing the immune system, and the method of treatment of tumors and enhancing the immune response in mammals therewith, the active ingredients of said compositions of matter being certain 3,6-bis(aminoalkoxy)acridines or the pharmacologically acceptable acid-addition salts thereof.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: February 2, 1982
    Inventors: Keith C. Murdock, Martin R. Damiani, Frederick E. Durr
  • 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
  • 1,4-Bis(substituted-amino)-5,8-dihydroxy-anthraquinones and leuco bases thereof
    Patent number: 4278689
    Abstract: This disclosure describes symmetrical 1,4-bis(substituted-amino)-5,8-dihydroxyanthraquinones useful as chelating agents and for inhibiting the growth of transplanted mouse tumors.
    Type: Grant
    Filed: August 2, 1979
    Date of Patent: July 14, 1981
    Assignee: American Cyanamid Company
    Inventors: Keith C. Murdock, Frederick E. Durr
  • Heteroalkylenebisanthraquinones
    Patent number: 4278605
    Abstract: This disclosure describes novel heteroalkylenebisanthraquinones useful as chelating agents and for inhibiting the growth of transplanted mouse tumors.
    Type: Grant
    Filed: June 30, 1980
    Date of Patent: July 14, 1981
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • 5,8-Dihydroxy-1,4-bis(guanidinylamino)anthraquinones
    Patent number: 4275010
    Abstract: This disclosure describes 1,4-bis(guanidinylamino)-5,8-dihydroxyanthraquinones useful as chelating agents and for inhibiting the growth of transplanted mouse tumors.
    Type: Grant
    Filed: October 24, 1979
    Date of Patent: June 23, 1981
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • 1-(Aminoalkylamino)-5,8-dihydroxy-4-substituted-anthraquinones
    Patent number: 4275009
    Abstract: This disclosure describes 1-(aminoalkylamino)-5,8-dihydroxy-4-substituted-anthraquinones useful as chelating agents and for inhibiting the growth of transplanted mouse tumors.
    Type: Grant
    Filed: May 29, 1979
    Date of Patent: June 23, 1981
    Assignee: American Cyanamid Company
    Inventor: Keith C. Murdock
  • Substituted 9,10-anthracenebishydrazones
    Patent number: 4258181
    Abstract: This disclosure describes anthracene-9,10-bis-carbonyl-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.
    Type: Grant
    Filed: May 7, 1979
    Date of Patent: March 24, 1981
    Assignee: American Cyanamid Company
    Inventors: Keith C. Murdock, Frederick E. Durr
  • Method of stimulating the immune response with halogenated 10-(.omega.-dialkylaminopolymethyleneamino)-2-methoxypyrido[3,2-b]quinol ines
    Patent number: 4226869
    Abstract: A method of stimulating the immune response in warm-blooded animals which comprises the administration of a halogenated 10-(.omega.-dialkylaminopolymethyleneamino)-2-methoxypyrido [3,2-b]quinoline.
    Type: Grant
    Filed: February 2, 1979
    Date of Patent: October 7, 1980
    Assignee: American Cyanamid Company
    Inventors: Keith C. Murdock, Frederick E. Durr, Martin R. Damiani, Patrick T. Izzo
  • 1,4-Bis(substituted-amino)-5,8-dihydroxyanthraquinones and leuco bases thereof
    Patent number: 4197249
    Abstract: This disclosure describes symmetrical 1,4-bis(substituted-amino)-5,8-dihydroxyanthraquinones useful as chelating agents and for inhibiting the growth of transplanted mouse tumors.
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: April 8, 1980
    Assignee: American Cyanamid Company
    Inventors: Keith C. Murdock, Frederick E. Durr
  • 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
  • 1,4-Bis(aminoalkylamino)-anthraquinones and leuco derivatives thereof
    Patent number: 4138415
    Abstract: This disclosure describes 1,4-bis(substituted-amino)-5,6-dihydroxyanthraquinones and 1,4,5-tris(substituted-amino)-8-hydroxyanthraquinones useful as chelating agents, as curing catalysts for epoxy resins, and for inhibiting the growth of transplanted mouse tumors.
    Type: Grant
    Filed: May 5, 1978
    Date of Patent: February 6, 1979
    Assignee: American Cyanamid Company
    Inventors: Keith C. Murdock, Ralph G. Child
  • 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