Patent Assignment
Reel/Frame 013995/0137
Assignment of Assignor's Interest
Recorded: 2003-04-29
Pages: 4
Assignors
ROUTTENBERG, DAVID MICHAEL
Executed: 2003-04-04
GRAHAM, JOHN DAVID TREVOR
Executed: 2003-03-14
MUFFORD, WILLIAM EDWARD
Executed: 2003-04-04
Assignee
GENERAL HYDROGEN CORPORATION
1420 FIFTH AVENUE, SUITE 2200, SEATTLE, WASHINGTON, 98101-4010
Covered Property
(1)
Service Port Configurations
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 7, 2004
From: MULVENNA, ALAN JOHN; ROUTTENBERG, DAVID MICHAEL; GRAHAM, JOHN DAVID TREVOR; MUFFORD, WILLIAM EDWARD
To: GENERAL HYDROGEN CORPORATION
Reel/Frame 015534/0926 →
Security Agreement
Oct 18, 2006
From: GENERAL HYDROGEN CORPORATION
To: PLUG POWER INC.
Reel/Frame 018398/0828 →