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.

Date of Patent:
Aug. 25, 2026

Filed:

Jun. 27, 2023
Applicant:

Plug Power Inc, Latham, NY (US);

Inventor:

Anthony Reffelt, Latham, NY (US);

Assignee:

Plug Power Inc., Latham, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/0258 (2016.01); C25B 9/75 (2021.01); H01M 8/24 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0258 (2013.01); H01M 8/24 (2013.01); C25B 9/75 (2021.01);
Abstract

Plate structures and plate assemblies are provided for stack systems, including fuel cell stack systems and/or electrolyzer stack systems. The plate structures have a non-planar, three-dimensional shape, and include a circumferential end and a center end which are vertically offset, with a wall structure connecting the circumferential end and center end. A plurality of curving fluid channels are provided on at least one side of the wall structure between the circumferential end and the center end. The circumferential end includes multiple outer fluid transport openings through the plate structure and the center end includes multiple inner fluid transport openings through the plate structure. One or more outer fluid transport openings and one or more inner fluid transport openings facilitate, at least in part, flow of a fluid across the plate structure between the circumferential end and center end through the plurality of curving fluid channels.


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