Patents by Inventor Steven Pachuta

Steven Pachuta 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).

  • ELECTRET ARTICLE HAVING HETEROATOMS AND LOW FLUOROSATURATION RATIO
    Publication number: 20070222119
    Abstract: An electret article that includes a polymeric material that has electric charge imparted thereto, that has one or more heteroatoms, that has a fluorosaturation ratio of less than 200, and that has an atomic percent fluorine of greater than about 40%. The inventive electret article is resistant to charge degradation upon exposure to high temperatures for prolonged time periods.
    Type: Application
    Filed: June 7, 2007
    Publication date: September 27, 2007
    Inventors: Seth Kirk, Gerald Spartz, Marvin Jones, Steven Pachuta, John Huberty
  • Electret article having heteroatoms and low fluorosaturation ratio
    Publication number: 20060243139
    Abstract: An electret article that includes a polymeric material that has electric charge imparted thereto, that has one or more heteroatoms, that has a fluorosaturation ratio of less than 200, and that has an atomic percent fluorine of greater than about 40%. The inventive electret article is resistant to charge degradation upon exposure to high temperatures for prolonged time periods.
    Type: Application
    Filed: May 2, 2005
    Publication date: November 2, 2006
    Inventors: Seth Kirk, Gerald Spartz, Marvin Jones, Steven Pachuta, John Huberty
  • Electret article having high fluorosaturation ratio
    Publication number: 20060243138
    Abstract: An electret article that includes a polymeric material that has electric charge imparted thereto, that has a CF3:CF2 ratio of at least 0.15 and that has a fluorosaturation ratio greater than about 200. The electret article may be in the form of a porous web of polymeric fibers suitable for use as a filter. The inventive electret article is resistant to charge degradation upon exposure to high temperatures for prolonged time periods.
    Type: Application
    Filed: May 2, 2005
    Publication date: November 2, 2006
    Inventors: Gerald Spartz, Seth Kirk, Marvin Jones, Hyacinth Cabibil, Alan Rousseau, Steven Pachuta