Patents by Inventor E. LeRoy Lines

E. LeRoy Lines 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).

  • Methods for treating regulated waters with low levels of oxidizing halogens and hydrogen peroxides
    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.
  • Synergistic antimicrobial compositions containing poly (hexamethylammonium) chloride
    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
  • Synergistic antimicrobial compositions containing poly(hexamethylammonium) chloride.
    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