Patent Assignment
Reel/Frame 058162/0205
Assignment of Assignor's Interest
Recorded: 2021-11-16
Pages: 6
Assignors
DA COSTA, ANTHONY
Executed: 2018-10-25
ROELLE, MATTHEW
Executed: 2018-10-25
POWERS, JOHN
Executed: 2018-10-25
GORZELIC, PATRICK
Executed: 2018-10-25
GADDA, CHRISTOPHER DAVID
Executed: 2018-11-11
Assignee
ETAGEN, INC.
3601 HAVEN AVENUE, MENLO PARK, CALIFORNIA, 94025
Covered Property
(1)
Auto-Braking for an Electromagnetic Machine
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Nov 16, 2021
From: ETAGEN, INC.
To: MAINSPRING ENERGY, INC.
Reel/Frame 058162/0216 →
Security Interest
Jun 6, 2025
From: MAINSPRING ENERGY, INC.
To: AVENUE VENTURE OPPORTUNITIES FUND II, L.P., AS AGENT
Reel/Frame 071499/0428 →
Security Agreement
Jun 18, 2025
From: TRINITY CAPITAL INC.
To: MAINSPRING ENERGY, INC.
Reel/Frame 071675/0697 →