Patents by Inventor Pierre A. Hauswald

Pierre A. Hauswald 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).

  • LAMINATED OXIDATION PROTECTED SEPARATOR
    Publication number: 20210399385
    Abstract: A battery separator for a lead acid battery addresses the issues of acid stratification and separator oxidation arising from contaminants. The separator includes a microporous membrane and a diffusive mat affixed thereto. The diffusive mat has a three hour wick of: at least about 2.5 cm. The diffusive mat may be made of synthetic fibers, glass fibers, natural fibers, and combinations thereof. The diffusive mat may include silica. The separator may include a rubber.
    Type: Application
    Filed: August 27, 2021
    Publication date: December 23, 2021
    Inventors: Eric H. Miller, J. Kevin Whear, John R. Timmons, Jeffrey K. Chambers, Pierre A. Hauswald
  • LAMINATED OXIDATION PROTECTED SEPARATOR
    Publication number: 20170077479
    Abstract: A battery separator for a lead acid battery addresses the issues of acid stratification and separator oxidation arising from contaminants. The separator includes a microporous membrane and a diffusive mat affixed thereto. The diffusive mat has a three hour wick of: at least about 2.5 cm. The diffusive mat may be made of synthetic fibers, glass fibers, natural fibers, and combinations thereof. The diffusive mat may include silica. The separator may include a rubber.
    Type: Application
    Filed: November 29, 2016
    Publication date: March 16, 2017
    Inventors: Eric H. Miller, J. Kevin Whear, John R. Timmons, Jeffrey K. Chambers, Pierre A. Hauswald
  • LAMINATED OXIDATION PROTECTED SEPARATOR
    Publication number: 20140255752
    Abstract: A battery separator for a lead acid battery addresses the issues of acid stratification and separator oxidation arising from contaminants. The separator includes a microporous membrane and a diffusive mat affixed thereto. The diffusive mat has a three hour wick of: at least about 2.5 cm. The diffusive mat may be made of synthetic fibers, glass fibers, natural fibers, and combinations thereof. The diffusive mat may include silica. The separator may include a rubber.
    Type: Application
    Filed: March 7, 2014
    Publication date: September 11, 2014
    Applicant: Daramic, LLC
    Inventors: Eric H. Miller, J. Kevin Whear, John R. Timmons, Jeffrey K. Chambers, Pierre A. Hauswald