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:
Nov. 07, 2017
Filed:
May. 14, 2013
Applicant:
Pall Corporation, Port Washington, NY (US);
Inventors:
Wilfrid Klaus Wixwat, Pensacola, FL (US);
Binbing Han, Pensacola, FL (US);
Assignee:
Pall Corporation, Port Washington, unknown;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 69/02 (2006.01); B01D 67/00 (2006.01); B01D 69/12 (2006.01);
U.S. Cl.
CPC ...
B01D 69/02 (2013.01); B01D 67/003 (2013.01); B01D 67/0011 (2013.01); B01D 67/0013 (2013.01); B01D 69/12 (2013.01); B01D 2323/18 (2013.01); B01D 2325/02 (2013.01);
Abstract
Membranes having first and second porous portions, wherein the first portion has a more open pore structure than the second portion, wherein the first porous portion includes channels prepared by removing introduced fibers, as well as methods of making and using the membranes, are disclosed.