The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 20, 2009
Filed:
Jun. 01, 2006
Eric H. Miller, Philpot, KY (US);
Joseph G. Yaritz, Utica, KY (US);
Karl Froelich, Charlotte, NC (US);
Mark T. Demeuse, Charlotte, NC (US);
Eric H. Miller, Philpot, KY (US);
Joseph G. Yaritz, Utica, KY (US);
Karl Froelich, Charlotte, NC (US);
Mark T. Demeuse, Charlotte, NC (US);
Daramic LLC, Charlotte, NC (US);
Abstract
A gas filtration media comprises a microporous membrane. The microporous membrane includes an ultrahigh molecular weight polyethylene (UHMWPE), an inorganic material, wherein the ratio of inorganic material to polymer is in the range of 4:1 to 1:4, and less than 30% by weight of the membrane being a processing oil.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile