IP Library › Assignment 034832/0550
Patent Assignment
Reel/Frame 034832/0550

Assignment of Assignor's Interest

Recorded: 2015-01-28 Pages: 4
Assignors
EVANS, CRAIG E.
Executed: 2014-03-02
SONG, YANG
Executed: 2014-03-02
Assignee
ENERGY STORAGE SYSTEMS, INC.
2828 SW CORBETT AVE., PORTLAND, OREGON, 97201
Covered Property (1)
Method and System to Maintain Electrolyte Stability for All-Iron Redox Flow Batteries
Application: 14/588,225 →
Publication: US 2015/0255824
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →
Change of Address of Assignee Nov 5, 2018
From: ESS TECH, INC.
To: ESS TECH, INC.
Reel/Frame 047924/0691 →
Confirmatory License Jan 8, 2019
From: ESS TECHNOLOGY INC.
To: U.S. DEPARTMENT OF ENERGY
Reel/Frame 048025/0215 →
Release of Security Interest Sep 17, 2019
From: SILICON VALLEY BANK
To: ESS TECH, INC.
Reel/Frame 050407/0752 →