Patents by Inventor Paul E. Rivers

Paul E. Rivers 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).

  • Publication number: 20130269958
    Abstract: Fire extinguishing compositions and methods for extinguishing, controlling, or preventing fires are described wherein the extinguishing agent includes a fluorinated oxirane alone, or in admixture with a co-extinguishing agent selected from hydrofluorocarbons, hydrochlorofluorocarbons, perfluorocarbons, perfluoropolyethers, hydrofluoroethers, hydrofluoropolyethers, chlorofluorocarbons, bromofluorocarbons, bromochlorofluorocarbons, iodofluorocarbons, hydrobromofluorocarbons, fluorinated ketones, hydrobromocarbons, fluorinated olefins, hydrofluoroolefins, fluorinated sulfones, fluorinated vinylethers, and mixtures thereof. Also described are methods of preventing or extinguishing fires by introducing these compositions into an air-containing enclosed area and maintaining the composition in an amount sufficient to suppress combustion of combustible material in that enclosed area.
    Type: Application
    Filed: January 9, 2012
    Publication date: October 17, 2013
    Inventors: Zhongxing Zhang, Richard M. Minday, John G. Owens, Paul E. Rivers
  • Publication number: 20030089877
    Abstract: Fire extinguishing compositions and methods for extinguishing, controlling, or preventing fires are described wherein the extinguishing agent is a fluorinated ketone having up to two hydrogen atoms, alone, or in admixture with a co-extinguishing agent selected from hydrofluorocarbons, hydrochlorofluorocarbons, perfluorocarbons, perfluoropolyethers, hydrofluoroethers, hydrofluoropolyethers, chlorofluorocarbons, bromofluorocarbons, bromochlorofluorocarbons, iodofluorocarbons, hydrobromofluorocarbons, and mixtures thereof.
    Type: Application
    Filed: October 11, 2002
    Publication date: May 15, 2003
    Applicant: 3M Innovative Properties Company
    Inventors: Paul E. Rivers, Richard M. Minday, Fred E. Behr, Daniel R. Vitcak, Richard M. Flynn, Michael G. Costello, Michael J. Parent, John G. Owens, Zhongxing Zhang
  • Patent number: 6478979
    Abstract: Fire extinguishing compositions and methods for extinguishing, controlling, or preventing fires are described wherein the extinguishing agent is a fluorinated ketone having up to two hydrogen atoms, alone, or in admixture with a co-extinguishing agent selected from hydrofluorocarbons, hydrochlorofluorocarbons, perfluorocarbons, perfluoropolyethers, hydrofluoroethers, hydrofluoropolyethers, chlorofluorocarbons, bromofluorocarbons, bromochlorofluorocarbons, iodofluorocarbons, hydrobromofluorocarbons, and mixtures thereof.
    Type: Grant
    Filed: July 19, 2000
    Date of Patent: November 12, 2002
    Assignee: 3M Innovative Properties Company
    Inventors: Paul E. Rivers, Richard M. Minday, Fred E. Behr, Daniel R. Vitcak, Richard M. Flynn, Michael G. Costello, Michael J. Parent, John G. Owens, Zhongxing Zhang