Patent Assignment
Reel/Frame 048029/0412
Confirmatory License
Recorded: 2019-01-08
Pages: 2
Assignor
ESS TECHNOLOGY INC.
Executed: 2018-12-13
Assignee
U.S. DEPARTMENT OF ENERGY
1000 INDEPENDENCE AVE., SW, WASHINGTON, DISTRICT OF COLUMBIA, 20585
Covered Property
(1)
Internally Manifolded Flow Cell for an All-Iron Hybrid Flow Battery
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 10, 2013
From: EVANS, CRAIG; SONG, YANG
To: ENERGY STORAGE SYSTEMS, INC.
Reel/Frame 031177/0490 →
Change of Name
Jul 18, 2016
From: ENERGY STORAGE SYSTEMS, INC.
To: ESS TECH, INC.
Reel/Frame 039383/0433 →
Assignment of Assignor's Interest
Apr 6, 2017
From: EVANS, CRAIG; SONG, YANG
To: ENERGY STORAGE SYSTEMS, INC.
Reel/Frame 041885/0450 →
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 048025/0374 →
Release of Security Interest
Sep 17, 2019
From: SILICON VALLEY BANK
To: ESS TECH, INC.
Reel/Frame 050407/0752 →
Confirmatory License
Dec 16, 2024
From: ESS TECH, INC.
To: US DEPARTMENT OF ENERGY
Reel/Frame 069712/0552 →