Patent Assignment
Reel/Frame 069105/0467
Confirmatory License
Recorded: 2024-10-02
Pages: 2
Assignor
ESS TECH., INC.
Executed: 2024-08-30
Assignee
US DEPARTMENT OF ENERGY
1000 INDEPENDENCE AVE., SW, WASHINGTON, DISTRICT OF COLUMBIA, 20585
Covered Property
(1)
Method and System for Rebalancing Electrolytes in a Redox Flow Battery System
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 12, 2014
From: EVANS, CRAIG E.; SONG, YANG
To: ENERGY STORAGE SYSTEMS, INC.
Reel/Frame 032415/0912 →
Change of Name
Jul 18, 2016
From: ENERGY STORAGE SYSTEMS, INC.
To: ESS TECH, INC.
Reel/Frame 039383/0433 →
Security Interest
Jul 11, 2018
From: ESS TECH, INC.
To: SILICON VALLEY BANK
Reel/Frame 047816/0520 →
Confirmatory License
Jan 8, 2019
From: ESS TECHNOLOGY INC.
To: U.S. DEPARTMENT OF ENERGY
Reel/Frame 048025/0201 →
Release of Security Interest
Sep 17, 2019
From: SILICON VALLEY BANK
To: ESS TECH, INC.
Reel/Frame 050407/0752 →