Patents by Inventor George R. White

George R. White 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).

  • Method and apparatus for producing a vaporized fuel stream
    Patent number: 5611366
    Abstract: Method and apparatus for producing a vaporized fuel stream from a liquid fuel in which an inert gas is injected into a pressurized storage container containing the liquid fuel to provide a vaporized fuel stream having a substantially constant pressure, flow rate and composition.
    Type: Grant
    Filed: June 19, 1995
    Date of Patent: March 18, 1997
    Assignee: The BOC Group, Inc.
    Inventors: Geoffrey K. Creffield, Ian F. Chapman, Janice C. Aitken, Mark Cole, George R. White, III, Harbhajan S. Nayar
  • Controlled process for the heat treating of delubed material
    Patent number: 5578147
    Abstract: Process and apparatus for the heat treating of a part suspected of containing a lubricant in which the part is preheated to a temperature at which the lubricant vaporizes, the vaporized lubricant is converted to at least one gaseous by-product, the concentration of at least one of the by-products is then measured and heat treating of the part is conducted when the concentration of the measured by-product or total C--H bonds thereof reaches a predetermined value.
    Type: Grant
    Filed: May 12, 1995
    Date of Patent: November 26, 1996
    Assignee: The BOC Group, Inc.
    Inventors: Harbhajan S. Nayar, George R. White, III
  • Process for preparing an aziridine derivative
    Patent number: 4739077
    Abstract: Process for preparing N-cyano-N'-methyl-1-aziridinoamidine by reacting aziridine with a N-cyano-N'-methyl-O-arylisourea.
    Type: Grant
    Filed: January 28, 1986
    Date of Patent: April 19, 1988
    Assignee: Smith Kline & French Laboratories Limited
    Inventor: George R. White
  • Pyrimidone salt and its preparation
    Patent number: 4450161
    Abstract: The invention provides 2-[2-(5-methyl-4-imidazolylmethylthio)ethylamino]-5-[5-(1,3-benzodioxolyl) methyl]-4-pyrimidone di(methanesulphonate) which is useful as a histamine H.sub.2 -antagonist. The compound can be prepared by reacting 2-[2-(5-methyl-4-imidazolylmethylthio)ethylamino]-5-[5-(1,3-benzodioxolyl) methyl]-4-pyrimidone with methanesulphonic acid.
    Type: Grant
    Filed: May 26, 1982
    Date of Patent: May 22, 1984
    Assignee: Smith Kline & French Laboratories Limited
    Inventor: George R. White
  • Tetrahydroimidazo(3,4-c)-1,3-diazocine intermediates for production of guanidines
    Patent number: 4443375
    Abstract: This invention relates to a process for preparing imidazolylalkylguanidines, in particular N-[3-(4-imidazolyl)propyl]-N'-[2-(5-methyl-4-imidazolylmethylthio)ethyl]gu anidine (impromidine) which has histamine H.sub.2 -agonist activity, to intermediates for use in this process and to processes for preparing these intermediates.
    Type: Grant
    Filed: October 26, 1982
    Date of Patent: April 17, 1984
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Derek W. Hills, George R. White
  • Sulphoxides
    Patent number: 4413130
    Abstract: The compounds are sulphoxides of heterocyclicthioalkylthioureas, ureas and guanidines which are useful to produce inhibition of histamine H-2 receptors.
    Type: Grant
    Filed: March 26, 1982
    Date of Patent: November 1, 1983
    Assignee: Smith Kline & French Laboratories Limited
    Inventor: George R. White
  • 3-,4-Dihydroimidazo (3,4-c)-1,3-pyrimidines and 4,5-dihydroimidazo (3,4-c)-1,3-diazepines
    Patent number: 4375435
    Abstract: This invention relates to a process for preparing imidazolylalkylguanidines, in particular N-[3-(4-imidazolyl)propyl]-N'-[2-(5-methyl-4-imidazolylmethylthio)ethyl]gu anidine (impromidine) which has histamine H.sub.2 -agonist activity, to intermediates for use in this process and to processes for preparing these intermediates.
    Type: Grant
    Filed: June 3, 1981
    Date of Patent: March 1, 1983
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Derek W. Hills, George R. White
  • Sulphoxides of heterocyclicthioalkylthioureas, ureas and guanidines
    Patent number: 4338328
    Abstract: The compounds are sulphoxides of heterocyclicthioalkylthioureas, ureas and guanidines which are useful to produce inhibition of histamine H-2 receptors.
    Type: Grant
    Filed: October 16, 1980
    Date of Patent: July 6, 1982
    Assignee: SmithKline & French Laboratories Limited
    Inventor: George R. White
  • Sulphoxides
    Patent number: 4255425
    Abstract: The compounds are sulphoxides of heterocyclicthioalkylthioureas, ureas and guanidines which are useful to produce inhibition of histamine H-2 receptors.
    Type: Grant
    Filed: November 13, 1978
    Date of Patent: March 10, 1981
    Assignee: Smith Kline & French Laboratories Limited
    Inventor: George R. White
  • 2H-imidazole-2-thione derivatives
    Patent number: 4166184
    Abstract: Imidazole derivatives which are useful intermediates for the production of compounds having pharmacological activity at histamine H.sub.2 receptors. A specific compound of the present invention is 4-(4-aminobutyl)-1,3-dihydro-5-methyl-2H-imidazole-2-thione, hereinafter referred to as 4-(4-Aminobutyl)-5-methylimidazole-2-thione.
    Type: Grant
    Filed: December 8, 1977
    Date of Patent: August 28, 1979
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Ronald J. King, George R. White
  • Isothiazole and isoxazole sulphoxides
    Patent number: 4140783
    Abstract: The compounds are sulphoxides of heterocyclicthioalkylthioureas, ureas and guanidines which are useful to produce inhibition of histamine H-2 receptors.
    Type: Grant
    Filed: August 12, 1977
    Date of Patent: February 20, 1979
    Assignee: Smith Kline & French Laboratories Limited
    Inventor: George R. White
  • Heterocyclomethylsulphinylethyl derivatives of N-cyanoguanidines, thioureas and 2-amino-1-nitroethylene
    Patent number: 4105770
    Abstract: The compounds are heterocyclomethylsulphinylethyl derivatives of N-cyanoguanidines, thioureas and 2-amino-1-nitroethylene which are histamine H.sub.2 -antagonists or are converted into histamine H.sub.2 -antagonists in the animal body. Two specific compounds of the present invention are 1-nitro-2-[2-((2-thiazolyl)methylsulphinyl)ethylamino]-2-[2-((2-thiazolyl) methylthio)ethylamino]ethylene and 1-nitro-2,2-bis-[2-((2-thiazolyl)methylsulphinyl)ethylamino]ethylene.
    Type: Grant
    Filed: April 13, 1977
    Date of Patent: August 8, 1978
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Graham J. Durant, Charon R. Ganellin, Torben Hesselbo, George R. White