Patents by Inventor Hacker John

Hacker John 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).

  • Filter cartridge for liquid filtration; assembly; and, methods
    Patent number: 9180390
    Abstract: A liquid filter cartridge is provided. Preferred seal arrangements are provided, to provide for preferred axial load conditions, with respect to one or more of the end caps of the cartridge. Some cartridge configurations provided include no core structure or outer liner structure therein, to support axial load. Assemblies using the cartridge, and methods of assembly and use, are provided. The liquid filter cartridge can be a serviceable cartridge, or it can be retained permanently in a housing.
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: November 10, 2015
    Inventor: Hacker John
  • FILTER CARTRIDGE FOR LIQUID FILTRATION; ASSEMBLY; AND, METHODS
    Publication number: 20130264275
    Abstract: A liquid filter cartridge is provided. Preferred seal arrangements are provided, to provide for preferred axial load conditions, with respect to one or more of the end caps of the cartridge. Some cartridge configurations provided include no core structure or outer liner structure therein, to support axial load. Assemblies using the cartridge, and methods of assembly and use, are provided. The liquid filter cartridge can be a serviceable cartridge, or it can be retained permanently in a housing.
    Type: Application
    Filed: May 30, 2013
    Publication date: October 10, 2013
    Inventor: Hacker John