IP Library Assignment 021281/0652
Patent Assignment
Reel/Frame 021281/0652

Assignment of Assignor's Interest

Recorded: 2008-07-23 Pages: 15
Assignors
DRISTY, MARK E.
Executed: 1997-11-24
SKOCZYLAS, THOMAS
Executed: 2008-07-21
HANLON, GREGORY A.
Executed: 2008-07-21
SHIEPE, JASON K.
Executed: 2008-07-11
Assignee
PROTON ENERGY SYSTEMS, INC.
10 TECHNOLOGY DRIVE, WALLINGFORD, CONNECTICUT, 06492
Covered Properties (2)
Apparatus and method for maintaining compression of the active area in an electrochemical cell
Patent: 6,926,988 →
Application: 09/965,675 →
Publication: US 2002/0071984
Apparatus and method for maintaining compression of the active area in an electrochemical cell
Application: 10/983,526 →
Publication: US 2005/0142435
Related Assignments (4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 18, 2002
From: DRISTY, MARK E.; SKOCZYLAS, THOMAS 11282001; HANLON, GREG A.; SHIEPE, JASON K.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 012507/0359 →
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 Jun 20, 2008
From: DRISTY, MARK E.; SKOCZYLAS, THOMAS; HANLON, GREG A.; SHIEPE, JASON K.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 021125/0027 →
Release of Security Interest Feb 19, 2013
From: PERSEUS PARTNERS VII, L.P.
To: PROTON ENERGY SYSTEMS, INC.
Reel/Frame 029834/0750 →