Patents by Inventor Wilson K. Whitekettle

Wilson K. Whitekettle 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).

  • Patent number: 5302615
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebisella pneumoniae, are disclosed. The compositions comprise 2-(2-bromo-2-nitroethenyl) furan and phenyl-(2-cyano-2-chlorovinyl) sulfone. The method comprises adding from 1 part to about 200 parts composition to the aqueous system for which treatment is desired.
    Type: Grant
    Filed: May 19, 1993
    Date of Patent: April 12, 1994
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5302616
    Abstract: A fungicidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Trichoderma viride, are disclosed. The compositions comprise 2-(2-bromo-2-nitroethenyl) furan and diiodomethyl-p-tolylsulfone. The method comprises adding from 1 part to about 500 parts composition to the aqueous system for which treatment is desired.
    Type: Grant
    Filed: May 19, 1993
    Date of Patent: April 12, 1994
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5302614
    Abstract: A microbial inhibiting composition and method is disclosed. The composition comprises an amount, effective for the intended purpose of dodecylguanidine hydrochloride and 2-(2-bromo-2-nitroethenyl) furan. The method comprises administering an amount of this combined treatment to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: May 19, 1993
    Date of Patent: April 12, 1994
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5292776
    Abstract: A biocidal composition and method for inhibiting and controlling the growth of the fungus, Trichoderma viride, are disclosed. The composition comprises an amount, effective for the intended purpose of diiodomethyl-p-tolylsulfone and an additional biocidal component. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: March 26, 1993
    Date of Patent: March 8, 1994
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5278188
    Abstract: A microbial inhibiting composition and method is disclosed. The composition comprises an amount, effective for the intended purpose of decylthioethanamine hydrochloride and 2-(2-bromo-2-nitroethenyl) furan. The method comprises administering an amount of this combined treatment to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: February 25, 1993
    Date of Patent: January 11, 1994
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5234958
    Abstract: A microbial inhibiting composition and method is disclosed. The composition comprises an amount, effective for the intended purpose of 2-bromo-2-nitropropane-1,3-diol and didecyl dimethyl ammonium chloride. The method comprises administering an amount of this combined treatment to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: August 25, 1992
    Date of Patent: August 10, 1993
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5162343
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of 3-iodo-2-propynylbutyl carbamate and sodium 2-pyridinethiol-1-oxide. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: November 10, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5158973
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of 2-(2-bromo-2-nitroethenyl) furan and didecyl dimethyl ammonium chloride. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: February 20, 1992
    Date of Patent: October 27, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5158972
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of 2-(2-bromo-2-nitroethenyl) furan and glutaraldehyde. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: February 20, 1992
    Date of Patent: October 27, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5147891
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of 3-iodo-2-propynylbutyl carbamate and phenyl-(2-cyano-2-chlorovinyl) sulfone. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: December 16, 1991
    Date of Patent: September 15, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5147890
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of 3-iodo-2-propynyl-butyl carbamate N,N-dimethyl-N'-phenyl-(N'-fluorodichloromethylthio) sulfamide. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous sytem) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: December 16, 1991
    Date of Patent: September 15, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5134158
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of 3-iodo-2-propynylbutyl carbamate and 3,4-dichloro-1,2-dithiol-3-one. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: July 28, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5134160
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of 3-iodo-2-propynyl-butyl carbamate and 2,2-dibromo-2-nitrilopropionamide. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: July 28, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5128372
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of 3-iodo-2-propynylbutyl carbamate and N-4-dihydroxy-alpha-oxobenzene-ethanimidoyl chloride. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: December 16, 1991
    Date of Patent: July 7, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5118713
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of diiodomethyl-p-tolylsulfone and 2-bromo-2-nitropropane-1,3-diol. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: June 21, 1991
    Date of Patent: June 2, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5093368
    Abstract: A bactericidal composiiton and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of diiodomethyl-p-tolylsulfone and N-N-dimethyl-N'-phenyl-(N'-fluoro-dichloromethylthio) sulfamide. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: April 10, 1991
    Date of Patent: March 3, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio
  • Patent number: 5093369
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of diiodomethyl-p-tolylsulfone and N-4-dihydroxy-alpha-oxobenzene-ethanimidoyl chloride. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: April 10, 1991
    Date of Patent: March 3, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5093344
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of diiodomethyl-p-tolylsulfone and 2-(thiocyano-methyl thio) benzothiazole. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: April 10, 1991
    Date of Patent: March 3, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5089484
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of diiodomethyl-p-tolylsulfone and N-tributyl tetradecyl phosphonium chloride. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: April 10, 1991
    Date of Patent: February 18, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Deborah K. Donofrio, Wilson K. Whitekettle
  • Patent number: 5081134
    Abstract: A bactericidal composition and method for inhibiting and controlling the growth of the capsulated, facultative bacterium, Klebsiella pneumoniae, are disclosed. The composition comprises an amount, effective for the intended purpose of diiodomethyl-p-tolylsulfone and sodium 2-pyridinethiol-1-oxide. The method comprises administering between about 0.1 to about 200 parts of this combined treatment (based on one million parts of the desired aqueous system) to the particular water containing system for which treatment is desired.
    Type: Grant
    Filed: March 25, 1991
    Date of Patent: January 14, 1992
    Assignee: Betz Laboratories, Inc.
    Inventors: Wilson K. Whitekettle, Deborah K. Donofrio