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:
Jul. 14, 2026
Filed:
Oct. 06, 2022
Applicant:
L'air Liquide, Societe Anonyme Pour L'etude ET L'exploitation Des Procedes Georges Claude, Paris, FR;
Inventors:
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C12M 1/107 (2006.01); B01D 53/00 (2006.01); C12M 1/00 (2006.01);
U.S. Cl.
CPC ...
C12M 21/04 (2013.01); C12M 23/58 (2013.01); C12M 29/04 (2013.01);
Abstract
Raw biogas from an anaerobic digester is fed to a membrane separation unit that produces methane rich biomethane and a CO2 rich permeate that is recycled to the anaerobic digester where it is mixed with the digestate.
Kulkarni, Sudhir. (2026). Integrated system and method for methane production using off gas recycling to anaerobic digester from a gas separation membrane unit (U.S. Patent No. 12680060). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12680060
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile