logo

For the Inventor, By the Inventor

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.:

US 12691422 B1

PDFFull Text
Date of Patent:
Jul. 28, 2026

Filed:

Jun. 11, 2020

Filtration membrane and method of production thereof

Applicants:

Newsouth Innovations Pty Limited, Sydney, AU;

Sydney Water Corporation, Parramatta, AU;

Inventors:

Xinyue Wen, Sydney, AU;

Yi You, Sydney, AU;

Xiaoheng Jin, Sydney, AU;

Heriberto Bustamante, Parramatta, AU;

Rakesh Joshi, Sydney, AU;

Assignees:

Newsouth Innovations Pty Limited, Sydney, AU;

Sydney Water Corporation, Parramatta, AU;

Attorney:

Myers Bigel, P.A.

Primary Examiner:

Krishnan S Menon

Int. Cl.
CPC ...
B01D 71/02 (2006.01); B01D 61/14 (2006.01); B01D 61/18 (2006.01); B01D 63/02 (2006.01); B01D 69/10 (2006.01); B01D 69/12 (2006.01); B01D 71/20 (2006.01); B01D 71/34 (2006.01); B01D 71/36 (2006.01); C02F 1/44 (2023.01); C02F 101/30 (2006.01);
U.S. Cl.
CPC ...
B01D 71/0211 (2022.08); B01D 61/147 (2013.01); B01D 61/18 (2013.01); B01D 63/02 (2013.01); B01D 69/10 (2013.01); B01D 69/1213 (2022.08); B01D 71/20 (2013.01); B01D 71/34 (2013.01); B01D 71/36 (2013.01); C02F 1/444 (2013.01); B01D 2323/30 (2013.01); B01D 2325/12 (2013.01); B01D 2325/24 (2013.01); C02F 2101/30 (2013.01); C02F 2303/20 (2013.01);
Abstract

A composite membrane is disclosed that comprises a porous polyvinylidene fluoride (PVDF), polytetrafluoroethylene (PTFE) or nitrocellulose membrane body. The membrane also comprises graphene oxide disposed on a surface of the membrane body. An array comprising two or more such composite membranes is also disclosed. A method of preparing the composite membrane is also disclosed. Further, a method of removing natural organic matter (NOM) from NOM-contaminated water, or water suspected of being contaminated with NOM, is disclosed.

Find Patent Forward Citations

Quick Actions:

Wen, Xinyue. (2026). Filtration membrane and method of production thereof (U.S. Patent No. 12691422). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12691422

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…