Patents by Inventor Bryan Martin Hegarty

Bryan Martin Hegarty 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).

  • Microbicidal composition
    Publication number: 20040198729
    Abstract: A microbicidal composition containing: (a) at least one 2-alkyl-4-isothiazolin-3-one; (b) at least one halopropynyl carbamate; and (c) at least one sulfur-containing s-triazine.
    Type: Application
    Filed: March 29, 2004
    Publication date: October 7, 2004
    Inventors: Beat Heer, Gerhard Tiedtke, Bryan Martin Hegarty
  • Microbicidal composition
    Publication number: 20040198714
    Abstract: A microbicidal composition containing: (a) at least one sulfur-containing s-triazine; and (b) at least one pyrithione metal salt.
    Type: Application
    Filed: March 29, 2004
    Publication date: October 7, 2004
    Inventors: Beat Heer, Gerhard Tiedtke, Bryan martin Hegarty
  • Microbicidal composition
    Publication number: 20040198713
    Abstract: A microbicidal composition containing: (a) at least one sulfur-containing s-triazine; (b) at least one pyrithione metal salt; and (c) at least one additional microbicide selected from 2-alkyl-4-isothiazolin-3-ones and halopropynyl carbamates.
    Type: Application
    Filed: March 29, 2004
    Publication date: October 7, 2004
    Inventors: Beat Heer, Gerhard Tiedtke, Bryan Martin Hegarty
  • Control of oilfield biofouling
    Patent number: 5827433
    Abstract: The invention describes a process for controlling contamination of oil production system waters by sessile bacteria, comprisinga) addition of a slug dose of a biologically effective amount of a quick-kill biocide, simultaneously with or followed byb) intermittent addition of a biologically effective amount of a control biocide.This dosing regime is found to be surprisingly effective when compared with known dosing regimes.
    Type: Grant
    Filed: October 12, 1995
    Date of Patent: October 27, 1998
    Assignee: Rohm and Haas Company
    Inventors: Bryan Martin Hegarty, Richard Levy