IP Library › Assignment 013183/0459
Patent Assignment
Reel/Frame 013183/0459

Assignment of Assignor's Interest

Recorded: 2002-10-11 Pages: 4
Assignors
MCCLUSKEY, DONALD
Executed: 2002-10-09
PORTER, STEPHEN
Executed: 2002-10-09
SPANER, MICHAEL
Executed: 2002-10-09
Assignee
PROTON ENERGY SYSTEMS, INC.
10 TECHNOLOGY DRIVE, WALLINGFORD, CONNECTICUT, 06492
Covered Property (1)
Method and System for Balanced Control of Backup Power
Patent: 6,902,837 →
Application: 10/065,386 →
Publication: US 2004/0053082
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Jun 8, 2007
From: PROTON ENERGY SYSTEMS, INC.
To: PERSEUS PARTNERS VII, L.P.
Reel/Frame 019399/0436 →
Assignment of Assignor's Interest Jul 23, 2008
From: MCCLUSKEY, DONALD H.; PORTER, STEPHEN C.; SPANER, MICHAEL
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 021281/0136 →
Release of Security Interest Feb 19, 2013
From: PERSEUS PARTNERS VII, L.P.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 029834/0750 →