Patents by Inventor Michael Brian Coxey

Michael Brian Coxey 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).

  • Multi-functional oxidizing composition
    Patent number: 7560033
    Abstract: A composition comprising a stable anhydrous mixture of an oxidizing agent and an active halogen agent wherein the oxidizing agent is potassium hydrogen peroxymonosulfate and the active halogen agent is an alkali metal salt of dichloro-s-triazinetrione, halogenated dimethylhydantoin, or mixtures thereof, and a method of treating water with such compositions are disclosed.
    Type: Grant
    Filed: October 13, 2004
    Date of Patent: July 14, 2009
    Inventors: Edward Blake Lightcap, Michael Brian Coxey, Thomas Peter Tufano
  • Potassium hydrogen peroxymonosulfate solutions
    Patent number: 6818142
    Abstract: A solution comprising potassium hydrogen peroxymonosulfate containing an elevated level of KHSO5 and having a weight ratio of SO5 to SO4 of greater than 1.0:1, and its use in microetching metal substrates is disclosed.
    Type: Grant
    Filed: March 31, 2003
    Date of Patent: November 16, 2004
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Thomas Peter Tufano, Michael Brian Coxey
  • Potassium hydrogen peroxymonosulfate solutions
    Publication number: 20040197261
    Abstract: A solution comprising potassium hydrogen peroxymonosulfate containing an elevated level of KHSO5 and having a weight ratio of SO5 to SO4 of greater than 1.0:1, and its use in microetching metal substrates is disclosed.
    Type: Application
    Filed: March 31, 2003
    Publication date: October 7, 2004
    Inventors: Thomas Peter Tufano, Michael Brian Coxey