Patents by Inventor Philip C. Spengler

Philip C. Spengler 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 ELEMENT AND FILTER ASSEMBLY HAVING TWO FILTRATION ZONES
    Publication number: 20150369496
    Abstract: A filter element may include filter media having an elongated hollow passage extending along a longitudinal axis and between a first end and a second end, with the filter media having an exterior surface. The filter element may also include first and second fins associated with and extending radially from the exterior surface of the filter media. The filter media may include a first filtration zone extending partially around the hollow passage and between the first fin and the second fin, with the first filtration zone being associated with a first portion of the filter media. The filter media may also include a second filtration zone extending partially around the hollow passage and between the first fin and the second fin, with the second filtration zone being associated with a second portion of the filter media.
    Type: Application
    Filed: June 20, 2014
    Publication date: December 24, 2015
    Inventors: Bryant A. Morris, Vincent P. Caliendo, Philip C. Spengler, Jeffrey R. Ries