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
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 →