Patent Assignment
Reel/Frame 015590/0056
Assignment of Assignor's Interest
Recorded: 2004-07-21
Pages: 3
Assignors
SENGUPTA, AMITAVA
Executed: 2004-07-12
HOLSTEIN, LINUS I.
Executed: 2004-07-12
BOULDIN, JR., E. WAYNE
Executed: 2004-07-13
Assignee
CELGARD INC.
13800 SOUTH LAKES DRIVE, CHARLOTTE, NORTH CAROLINA, 28273
Covered Property
(1)
Three-Port High Performance Mini Hollow Fiber Membrane Contactor
Patent:
538,749 →
Application:
29/203,207 →
Related Assignments
(4)
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 →
Change of Name
Jun 10, 2015
From: CELGARD, INC.
To: CELGARD, LLC
Reel/Frame 035872/0801 →
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 →
Assignment of Assignor's Interest
Nov 3, 2015
From: CELGARD, LLC
To: 3M INNOVATIVE PROPERTES COMPANY
Reel/Frame 036947/0478 →