IP Library Assignment 053064/0054
Patent Assignment
Reel/Frame 053064/0054

Assignment of Assignor's Interest

Recorded: 2020-06-26 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
Application: 16/913,090 →
Publication: US 2020/0328707
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 26, 2020
From: ETAGEN, INC.
To: MAINSPRING ENERGY, INC.
Reel/Frame 053064/0063 →
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 →