IP Library Assignment 067044/0981
Patent Assignment
Reel/Frame 067044/0981

Assignment of Assignor's Interest

Recorded: 2024-04-09 Pages: 2
Assignors
GADDA, CHRISTOPHER
Executed: 2015-01-14
ROELLE, MATTHEW
Executed: 2015-01-14
SIMPSON, ADAM
Executed: 2015-01-14
Assignee
ETAGEN, INC.
3601 HAVEN AVENUE, MENLO PARK, CALIFORNIA, 94025
Covered Property (1)
Energy Storage and Conversion in Linear Generators
Application: 18/518,321 →
Publication: US 2024/0240586
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Apr 9, 2024
From: ETAGEN, INC.
To: MAINSPRING ENERGY, INC.
Reel/Frame 067045/0966 →
Security Interest Jun 6, 2025
From: MAINSPRING ENERGY, INC.
To: AVENUE VENTURE OPPORTUNITIES FUND II, L.P., AS AGENT
Reel/Frame 071499/0428 →