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:
Jan. 30, 2024
Filed:
Oct. 08, 2020
Applicant:
Entegris, Inc., Billerica, MA (US);
Inventor:
Sina Bonyadi, Billerica, MA (US);
Assignee:
ENTEGRIS, INC., Billerica, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 71/68 (2006.01); B01D 71/64 (2006.01); B01D 67/00 (2006.01);
U.S. Cl.
CPC ...
B01D 71/68 (2013.01); B01D 67/0016 (2013.01); B01D 71/64 (2013.01); B01D 2221/14 (2013.01); B01D 2325/023 (2013.01); B01D 2325/04 (2013.01);
Abstract
Described are porous polymeric membranes that include two opposing sides and that have a variable pore structure through a thickness of the membrane; filter components and filters that include this type of porous polymeric membrane; methods of making the membranes, filter components, and filters; and methods of using the polymeric filter membrane, filter component, or filter.