IP Library Assignment 028082/0154
Patent Assignment
Reel/Frame 028082/0154

Confirmatory License

Recorded: 2012-04-17 Pages: 2
Assignor
3M COMPANY
Executed: 2011-12-27
Assignee
ENERGY, UNITED STATES DEPARTMENT OF
1000 INDEPENDENCE AVE., S.W., WASHINGTON, DISTRICT OF COLUMBIA, 20585
Covered Property (1)
Fuel Cell Electrolyte Membrane with Basic Polymer
Patent: 7,838,138 →
Application: 11/230,091 →
Publication: US 2007/0065699
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 19, 2005
From: LARSON, JAMES M.; PHAM, PHAT T.; FREY, MATTHEW H.; HAMROCK, STEVEN J.
To: 3M INNOVATIVE PROPERTIES COMPANY
Reel/Frame 017009/0906 →