Patent Assignment
Reel/Frame 055001/0270
Assignment of Assignor's Interest
Recorded: 2021-01-22
Pages: 3
Assignor
SVRCEK, MATT
Executed: 2018-08-08
Assignee
ETAGEN, INC.
3601 HAVEN AVENUE, MENLO PARK, CALIFORNIA, 94025
Covered Property
(1)
Piston Seal with Solid Lubricant Applicator
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 22, 2021
From: ETAGEN, INC.
To: MAINSPRING ENERGY, INC.
Reel/Frame 055087/0930 →
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 →