Patents by Inventor Geoffrey A. Brown

Geoffrey A. Brown 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: 10745286
    Abstract: Anticaking agents for inhibiting or preventing caking of inorganic salt granules are provided. The anticaking agents comprise a coordination complex of iron and a salt anion of an organic acid, wherein the salt anion is selected from the group consisting of malate, polyacrylate, diphosphonate, and mixtures thereof. Free-flowing, solid salt compositions resistant to caking are also described herein, along with methods of melting ice and/or snow on a surface or inhibiting the accumulation or formation of ice and/or snow on a surface, and methods of preventing or inhibiting caking of solid inorganic salt granules.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: August 18, 2020
    Assignee: Compass Minerals America Inc.
    Inventors: Geoffrey A. Brown, Joshua M. Shipman
  • Patent number: 10702863
    Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a salt and a metal chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while having dramatically increased efficiencies over prior art products.
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: July 7, 2020
    Assignee: Compass Minerals America Inc.
    Inventors: Geoffrey A. Brown, Kristopher Lee Shelite, Darlene R. Linscott, Jerry L. Poe
  • Patent number: 10173214
    Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a salt and a metal chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while having dramatically increased efficiencies over prior art products.
    Type: Grant
    Filed: August 15, 2014
    Date of Patent: January 8, 2019
    Assignee: Compass Minerals America Inc.
    Inventors: Geoffrey A. Brown, Kristopher Lee Shelite, Darlene R. Linscott, Jerry L. Poe
  • Publication number: 20180326411
    Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a salt and a metal chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while having dramatically increased efficiencies over prior art products.
    Type: Application
    Filed: July 25, 2018
    Publication date: November 15, 2018
    Inventors: Geoffrey A. Brown, Kristopher Lee Shelite, Darlene R. Linscott, Jerry L. Poe
  • Publication number: 20180105440
    Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a chloride-free, organic salt and a chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while avoiding the formation of undesirable precipitates (e.g., low Ksp byproducts).
    Type: Application
    Filed: December 15, 2017
    Publication date: April 19, 2018
    Inventors: Geoffrey A. Brown, Kristopher Shelite, Jerry Poe
  • Publication number: 20150048029
    Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a salt and a metal chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while having dramatically increased efficiencies over prior art products.
    Type: Application
    Filed: August 15, 2014
    Publication date: February 19, 2015
    Inventors: Geoffrey A. Brown, Kristopher Lee Shelite, Darlene R. Linscott, Jerry L. Poe
  • Publication number: 20140065288
    Abstract: Anticaking agents for inhibiting or preventing caking of inorganic salt granules are provided. The anticaking agents comprise a coordination complex of iron and a salt anion of an organic acid, wherein the salt anion is selected from the group consisting of malate, polyacrylate, diphosphonate, and mixtures thereof. Free-flowing, solid salt compositions resistant to caking are also described herein, along with methods of melting ice and/or snow on a surface or inhibiting the accumulation or formation of ice and/or snow on a surface, and methods of preventing or inhibiting caking of solid inorganic salt granules.
    Type: Application
    Filed: September 4, 2013
    Publication date: March 6, 2014
    Applicant: North American Salt Company
    Inventors: Geoffrey A. Brown, Joshua M. Shipman
  • Publication number: 20120241382
    Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a chloride-free, organic salt and a chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while avoiding the formation of undesirable precipitates (e.g., low Ksp byproducts).
    Type: Application
    Filed: March 26, 2012
    Publication date: September 27, 2012
    Applicant: NORTH AMERICAN SALT COMPANY
    Inventors: Geoffrey A. Brown, Kristopher Shelite, Jerry Poe
  • Patent number: 6149835
    Abstract: This invention provides a method for maintaining effective concentrations of halogen oxidizing agents and hydrogen peroxide in waters to inhibit growth of bacteria and algae. There is also provided a composition comprising a halogen source, an activated amine, such as sulfamic acid, and hydrogen peroxide for water treatment.
    Type: Grant
    Filed: March 16, 1999
    Date of Patent: November 21, 2000
    Assignee: Great Lakes Chemical Corporation
    Inventor: Geoffrey A. Brown
  • Patent number: 5882526
    Abstract: Methods for treating regulated waters with low levels of oxidizing halogens and hydrogen peroxide are disclosed, wherein the halogen-containing compound is provided with an erosion control agent such as glycoluril, and the hydrogen peroxide is provided with a hydrogen peroxide stabilizer such as a polyquaternary ammonium compound. Additional stabilizers to chelate metals and increase the half life of peroxide in aqueous solutions may also be added.
    Type: Grant
    Filed: June 12, 1997
    Date of Patent: March 16, 1999
    Assignee: Great Lakes Chemical Corporation
    Inventors: Geoffrey A. Brown, E. LeRoy Lines, Jr.
  • Patent number: 5814233
    Abstract: A method of remediating methyl amine and/or methyl amine derivative odors in aqueous systems by contacting the methyl amine or methyl amine derivative with a compound having amide or imide functionality, such as a hydantoin composition, in the presence of hydrogen peroxide. The amide/imide composition is preferably a non-halogenated, singe-ring hydantoin that binds methyl amines to the amide or imide functional group of the hydantoin.
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: September 29, 1998
    Assignee: Great Lakes Chemical Corporation
    Inventors: Ron Starkey, Kysler DeGuzman, Geoffrey A. Brown, P. Kirk Mitchell
  • Patent number: 5783092
    Abstract: A method of treating water by adding to the water a shelf-stable composition of hydrogen peroxide and a polyquaternary ammonium compound, followed by intermittent treatment with chlorine-, bromine- or oxygen-releasing compounds.
    Type: Grant
    Filed: March 18, 1997
    Date of Patent: July 21, 1998
    Assignee: Bio-Lab, Inc.
    Inventors: Geoffrey A. Brown, Mary L. Lines, James J. Miller
  • Patent number: 5779914
    Abstract: A method of treating water with peroxyacids and/or chlorine dioxide to supplement PHMB and/or H.sub.2 O.sub.2 and/or polyquaternary ammonium compounds and/or boron-containing compounds.
    Type: Grant
    Filed: July 3, 1996
    Date of Patent: July 14, 1998
    Assignee: Bio-Lab, Inc.
    Inventors: Geoffrey A. Brown, Ron Starkey
  • Patent number: 5629263
    Abstract: Methods for inhibiting microbial growth in aqueous systems by the use of synergistic mixtures comprising poly(hexamethylammonium) chloride and at least one compound selected from the group consisting of poly (iminoimidocarbonyliminoimidocarbonyliminohexamethylene hydrochloride ("PHMB") , dodecylguanidine hydrochloride ("DGH") and poly[oxyethylene (dimethylimino) ethylene-(dimethylimino) ethylene dichloride] ("PDED"). Antimicrobial compositions comprising the synergistic mixture and a carrier are also disclosed.
    Type: Grant
    Filed: April 15, 1996
    Date of Patent: May 13, 1997
    Assignee: Bio-Lab, Inc.
    Inventors: James J. Miller, Geoffrey A. Brown, E. LeRoy Lines
  • Patent number: 5508250
    Abstract: Methods for inhibiting microbial growth in aqueous systems by the use of synergistic mixtures comprising poly(hexamethylammonium) chloride and at least one compound selected from the group consisting of poly(iminoimidocarbonyliminoimidocarbonyliminohexamethylene hydrochloride ("PHMB"), dodecylguanidine hydrochloride ("DGH") and poly[oxyethylene (dimethylimino) ethylene-(dimethylimino) ethylene dichloride] ("PDED"). Antimicrobial compositions comprising the synergistic mixture and a carrier are also disclosed.
    Type: Grant
    Filed: December 7, 1993
    Date of Patent: April 16, 1996
    Assignee: Bio-Lab, Inc.
    Inventors: James J. Miller, Geoffrey A. Brown, E. LeRoy Lines
  • Patent number: 5416107
    Abstract: Synergistic compositions for inhibiting microbial growth contain synergistic mixtures including 2-(2-bromo-2-nitroethenyl)furan ("BNEF") and a compound selected from the group consisting of beta-nitrostyrene ("NS"), beta-bromo-beta-nitrostyrene ("BNS"), methylchloro/isothiazolone ("IZN"), methylenebisthiocyanate ("MBT"), 2,2-dibromo-3-nitrilopropionamide (37 DBNPA"), 2-bromo-2-bromomethyl-glutaronitrile ("BBMGN"), alkyldimethylbenzylammonium chloride ("ADBAC"), and beta-nitrovinyl furan ("NVF"). The synergistic compositions are effective against a wide spectrum of bacteria, algae and fungi. An antimicrobial composition comprising the synergistic mixture and a carrier is also disclosed.
    Type: Grant
    Filed: May 25, 1994
    Date of Patent: May 16, 1995
    Assignee: Great Lakes Chemical Corporation
    Inventors: William F. McCoy, Geoffrey A. Brown
  • Patent number: 5416108
    Abstract: Synergistic compositions for inhibiting microbial growth contain synergistic mixtures including 2-(2-bromo-2-nitroethenyl)furan ("BNEF") and a compound selected from the group consisting of beta-nitrostyrene ("NS"), beta-bromo-beta-nitrostyrene ("BNS"), methylchloro/isothiazolone ("IZN"), methylenebisthiocyanate ("MBT"), 2,2-dibromo-3-nitrilopropionamide ("DBNPA"), 2-bromo-2-bromomethyl-glutaronitrile ("BBMGN"), alkyldimethylbenzylammonium chloride ("ADBAC"), and beta-nitrovinyl furan ("NVF"). The synergistic compositions are effective against a wide spectrum of bacteria, algae and fungi. An antimicrobial composition comprising the synergistic mixture and a carrier is also disclosed.
    Type: Grant
    Filed: May 25, 1994
    Date of Patent: May 16, 1995
    Assignee: Great Lakes Chemical Corporation
    Inventors: William F. McCoy, Geoffrey A. Brown
  • Patent number: 5358963
    Abstract: Synergistic compositions for inhibiting microbial growth contain synergistic mixtures including 2-(2-bromo-2-nitroethenyl)furan ("BNEF") and a compound selected from the group consisting of beta-nitrostyrene ("NS"), beta-bromo-beta-nitrostyrene ("BNS"), methylchloro/isothiazolone ("IZN"), methylenebisthiocyanate ("MBT"), 2,2-dibromo-3-nitrilopropionamide ("DBNPA"), 2-bromo-2-bromomethyl-glutaronitrile ("BBMGN"), alkyldimethylbenzylammonium chloride ("ADBAC"), and beta-nitrovinyl furan ("NVF"). The synergistic compositions are effective against a wide spectrum of bacteria, algae and fungi. An antimicrobial composition comprising the synergistic mixture and a carrier is also disclosed.
    Type: Grant
    Filed: June 11, 1993
    Date of Patent: October 25, 1994
    Assignee: Great Lakes Chemical Corporation
    Inventors: William F. McCoy, Geoffrey A. Brown
  • Patent number: 5246963
    Abstract: Synergistic compositions for inhibiting microbial growth contain synergistic mixtures including 2-(2-bromo-2-nitroethenyl)furan ("BNEF") and a compound selected from the group consisting of beta-nitrostyrene ("NS"), beta-bromo-beta-nitrostyrene ("BNS"), methylchloro/isothiazolone ("IZN"), methylenebisthiocyanate ("MBT"), 2,2-dibromo-3-nitrilopropionamide ("DBNPA"), 2-bromo-2-bromomethyl-glutaronitrile ("BBMGN"), alkyldimethylbenzylammonium chloride ("ADBAC"), and beta-nitrovinyl furan ("NVF"). The synergistic compositions are effective against a wide spectrum of bacteria, algae and fungi. An antimicrobial composition comprising the synergistic mixture and a carrier is also disclosed.
    Type: Grant
    Filed: July 24, 1992
    Date of Patent: September 21, 1993
    Assignee: Great Lakes Chemical Corp.
    Inventors: William F. McCoy, Geoffrey A. Brown