IP Library › Assignment 062822/0743
Patent Assignment
Reel/Frame 062822/0743

Change of Name

Recorded: 2023-02-22 Pages: 4
Assignor
ETAGEN, INC.
Executed: 2020-01-07
Assignee
MAINSPRING ENERGY, INC.
3601 HAVEN AVENUE, MENLO PARK, CALIFORNIA, 94025
Covered Property (1)
Linear Electromagnetic Machine with a Stator Having Stator Teeth Arranged to Provide an Anti-Clocking Force.
Application: 18/112,634 →
Publication: US 2023/0198367
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 22, 2023
From: LAWLER, JOHN; POWERS, JOHN; COAKLEY, SCOTT; CRAPO, ALAN
To: ETAGEN, INC.
Reel/Frame 062766/0435 →
Security Interest Jun 6, 2025
From: MAINSPRING ENERGY, INC.
To: AVENUE VENTURE OPPORTUNITIES FUND II, L.P., AS AGENT
Reel/Frame 071499/0428 →