Patent Assignment
Reel/Frame 019879/0615
Assignment of Assignor's Interest
Recorded: 2007-09-26
Pages: 3
Assignor
ZHANG, ZHENGMING
Executed: 2007-09-21
Assignee
CELGARD LLC
13800 SOUTH LAKES DRIVE, CHARLOTTE, NORTH CAROLINA, 28273
Covered Property
(1)
X-Ray Sensitive Battery Separator and a Method for Detecting the Position of a Separator in a Battery
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Patent Security Agreement
Apr 8, 2014
From: CELGARD, LLC (F/K/A CELGARD, INC.)
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 032631/0655 →
Termination and Release of Security Interest in United States Patents
Aug 27, 2015
From: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
To: CELGARD, LLC (F/K/A/ CELGARD, INC.)
Reel/Frame 036485/0267 →