IP Library › Assignment 031143/0971
Patent Assignment
Reel/Frame 031143/0971

Assignment of Assignor's Interest

Recorded: 2013-09-05 Pages: 2
Assignor
MARTINCHEK, DAVID A.
Executed: 2013-09-04
Assignee
GM GLOBAL TECHNOLOGY OPERATIONS LLC
P.O. BOX 300, MAIL CODE 482-C23-B21, DETROIT, MICHIGAN, 48265-3000
Covered Property (1)
Fuel Cell Stack Sealing Methods, Apparatus, and Systems
Application: 14/018,678 →
Publication: US 2015/0064598
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Jun 12, 2014
From: GM GLOBAL TECHNOLOGY OPERATIONS LLC
To: WILMINGTON TRUST COMPANY
Reel/Frame 033135/0440 →
Release of Security Interest Nov 7, 2014
From: WILMINGTON TRUST COMPANY
To: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Reel/Frame 034189/0065 →