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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 11926534 B1

PDFFull Text
Date of Patent:
Mar. 12, 2024

Filed:

Nov. 30, 2022

Method of using nanofiltration and reverse osmosis to remove chemical contaminants

Applicant:

The Procter & Gamble Company, Cincinnati, OH (US);

Inventors:

Justin Thomas Lydon Hedin, Cincinnati, OH (US);

Fabrizio Meli, Montgomery, OH (US);

Karunakaran Narasimhan, Mason, OH (US);

Assignee:

The Procter & Gamble Company;

Attorney:
Primary Examiner:

Bradley R Spies

Int. Cl.
CPC ...
C02F 1/00 (2023.01); B01D 61/02 (2006.01); C02F 1/28 (2023.01); C02F 1/32 (2023.01); C02F 1/72 (2023.01); C02F 1/78 (2023.01); C02F 101/34 (2006.01); C02F 103/34 (2006.01);
U.S. Cl.
CPC ...
C02F 1/001 (2013.01); B01D 61/029 (2022.08); C02F 1/281 (2013.01); C02F 1/32 (2013.01); C02F 1/725 (2013.01); C02F 1/78 (2013.01); B01D 2311/2512 (2022.08); B01D 2311/2634 (2013.01); B01D 2321/12 (2013.01); B01D 2325/341 (2022.08); C02F 2101/34 (2013.01); C02F 2103/34 (2013.01); C02F 2301/026 (2013.01); C02F 2301/06 (2013.01); C02F 2305/023 (2013.01); C02F 2305/026 (2013.01);
Abstract

A method of removing chemical contaminants from a composition comprising an active, a solvent, and a contaminant can include providing an initial feed supply, wherein the initial feed supply comprises the active, the solvent, and the contaminant, wherein the contaminant can include 1,4 dioxane, dimethyl dioxane, or a combination thereof; including filtering the initial feed stock through a nanofilter and using reverse osmosis.

Find Patent Forward Citations

Hedin, Justin Thomas Lydon. (2024). Method of using nanofiltration and reverse osmosis to remove chemical contaminants (U.S. Patent No. 11926534). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11926534

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

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