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:
May. 12, 2026
Filed:
Jun. 08, 2021
Applicant:
Hitachi GE Vernova Nuclear Energy, Ltd., Hitachi, JP;
Inventors:
Assignee:
HITACHI GE VERNOVA NUCLEAR ENERGY, LTD., Ibaraki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); B01D 71/64 (2006.01); G21F 9/02 (2006.01); G21C 9/004 (2006.01); G21C 13/02 (2006.01);
U.S. Cl.
CPC ...
B01D 53/228 (2013.01); B01D 71/64 (2013.01); G21F 9/02 (2013.01); B01D 2053/222 (2013.01); B01D 2053/224 (2013.01); G21C 9/004 (2013.01); G21C 13/022 (2013.01);
Abstract
A radioactive noble gas removal filter, a filter unit, and a nuclear reactor containment vessel vent system with improved durability are provided. The radioactive noble gas removal filter according to the present invention includes a polyimide film including a structural unit represented by general formula (1).
Matsumoto, Shigenori. (2026). Filter for removing radioactive noble gas, filter unit and reactor containment vent system (U.S. Patent No. 12623182). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12623182
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile