Patents by Inventor Rodger Spears

Rodger Spears 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).

  • Z-filter media pack arrangement; and, methods
    Patent number: 9114346
    Abstract: Z-filter media pack arrangements and methods for providing them are described. The preferred arrangements have a cured-in-place jacket around an outside of a coiled z-filter media combination. The preferred cured-in-place jacket is a mold-in-place overmold which includes, integral therein, a housing seal arrangement. Preferably a cured-in-place center core is used, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: August 25, 2015
    Assignee: Donaldson Company, Inc.
    Inventors: Kevin Schrage, Eugene Lensing, Jeff Rahlf, Wayne Bishop, Gregory Reichter, Benny Nelson, Rodger Spears, Bruce Crenshaw, Vladimir Kladnitsky
  • Z-FILTER MEDIA PACK ARRANGEMENT; AND, METHODS
    Publication number: 20140123610
    Abstract: Z-filter media pack arrangements and methods for providing them are described. The preferred arrangements have a cured-in-place jacket around an outside of a coiled z-filter media combination. The preferred cured-in-place jacket is a mold-in-place overmold which includes, integral therein, a housing seal arrangement. Preferably a cured-in-place center core is used, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination.
    Type: Application
    Filed: August 26, 2013
    Publication date: May 8, 2014
    Applicant: DONALDSON COMPANY, INC.
    Inventors: KEVIN SCHRAGE, EUGENE LENSING, JEFF RAHLF, WAYNE BISHOP, GREGORY REICHTER, BENNY NELSON, RODGER SPEARS, BRUCE CRENSHAW, VLADIMIR KLADNITSKY
  • Z-filter media pack arrangement; and, methods
    Patent number: 8518141
    Abstract: Z-filter media pack arrangements and methods for providing them are described. The preferred arrangements have a cured-in-place jacket around an outside of a coiled z-filter media combination. The preferred cured-in-place jacket is a mold-in-place overmold which includes, integral therein, a housing seal arrangement. Preferably a cured-in-place center core is used, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination.
    Type: Grant
    Filed: August 13, 2012
    Date of Patent: August 27, 2013
    Assignee: Donaldson Company, Inc.
    Inventors: Kevin Schrage, Eugene Lensing, Jeff Rahlf, Wayne Bishop, Gregory Reichter, Benny Nelson, Rodger Spears, Bruce Crenshaw, Vladimir Kladnitsky
  • Z-filter media pack arrangement; and, methods
    Patent number: RE46700
    Abstract: Z-filter media pack arrangements and methods for providing them are described. The preferred arrangements have a cured-in-place jacket around an outside of a coiled z-filter media combination. The preferred cured-in-place jacket is a mold-in-place overmold which includes, integral therein, a housing seal arrangement. Preferably a cured-in-place center core is used, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: February 6, 2018
    Assignee: Donaldson Company, Inc.
    Inventors: Kevin Schrage, Eugene Lensing, Jeff Rahlf, Wayne Bishop, Gregory Reichter, Benny Nelson, Rodger Spears, Bruce Crenshaw, Vladimir Kladnitsky
  • Z-filter media pack arrangement; and, methods
    Patent number: RE48050
    Abstract: Z-filter media pack arrangements and methods for providing them are described. The preferred arrangements have a cured-in-place jacket around an outside of a coiled z-filter media combination. The preferred cured-in-place jacket is a mold-in-place overmold which includes, integral therein, a housing seal arrangement. Preferably a cured-in-place center core is used, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: June 16, 2020
    Assignee: Donaldson Company, Inc.
    Inventors: Kevin Schrage, Eugene Lensing, Jeff Rahlf, Wayne Bishop, Gregory Reichter, Benny Nelson, Rodger Spears, Bruce Crenshaw, Vladimir Kladnitsky