Patent Assignment
Reel/Frame 024478/0458
Assignment of Assignor's Interest
Recorded: 2010-06-03
Pages: 8
Assignors
COOPER, DAVID ALLEN
Executed: 2010-04-30
OUWEHAND, CORNELIS
Executed: 2010-04-30
DOMOKOS, LASZLO
Executed: 2010-04-30
ONG, LAY HWA
Executed: 2010-04-30
Assignee
PQ CORPORATION
300 LINDENWOOD DRIVE, VALLEYBROOKE CORPORATE CENTER, MALVERN, PENNSYLVANIA, 19355-1740
Covered Property
(1)
Zeolite Y
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
First Lien Grant of Security Interest in Patents Amendment No. 1
Apr 3, 2012
From: PQ CORPORATION
To: CREDIT SUISSE AG, AS SUCCESSOR AGENT
Reel/Frame 027980/0194 →
Second Lien Grant of Security Interest in Patents Amendment No. 1
Apr 3, 2012
From: PQ CORPORATION
To: CREDIT SUISSE AG, AS SUCCESSOR AGENT
Reel/Frame 027980/0219 →
Release of Security Interest in Patents
Nov 26, 2012
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: PQ CORPORATION
Reel/Frame 029349/0556 →
Release of Security Interest in Patents
Nov 26, 2012
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: PQ CORPORATION
Reel/Frame 029349/0592 →
Security Agreement
Nov 29, 2012
From: PQ CORPORATION; POTTERS INDUSTRIES, LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT
Reel/Frame 029370/0103 →
Security Agreement
Nov 30, 2012
From: PQ CORPORATION; POTTERS INDUSTRIES, LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 029377/0878 →
Release of Security Interest
May 4, 2016
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
To: PQ CORPORATION; POTTERS INDUSTRIES, LLC
Reel/Frame 038611/0927 →
Release of Security Interest
May 5, 2016
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT
To: PQ CORPORATION; POTTERS INDUSTRIES, LLC
Reel/Frame 038612/0222 →