IP Library Assignment 058295/0836
Patent Assignment
Reel/Frame 058295/0836

Change of Name

Recorded: 2021-12-02 Pages: 8
Assignor
PQ CORPORATION
Executed: 2021-07-30
Assignee
PQ LLC
300 LINDENWOOD DRIVE, MALVERN, PENNSYLVANIA, 19355
Covered Properties (16)
Method for Plugging and Abandoning Oil and Gas Wells
Process for Making and Using a Low Beverage Soluble Iron Content Adsorbent and Composition Made Thereby
Patent: 6,555,151 →
Application: 09/760,353 →
Publication: US 2002/0094364
Method for Making Zeolites and Zeolite Mixtures Having Enhanced Cation Exchange Properties
Patent: 6,641,796 →
Application: 09/810,914 →
Publication: US 2001/0053741
Composition of, and Process for Using, Silica Xerogel for Beer Stabilization
Patent: 7,229,655 →
Application: 10/748,892 →
Publication: US 2005/0142258
Preparation of Molecular Sieves Involving Spray Drying
Patent: 7,141,232 →
Application: 11/107,496 →
Publication: US 2005/0271583
Composition of, and Process for Preparing, Silica Xerogel for Beer Stabilization
Patent: 7,538,067 →
Application: 11/803,266 →
Publication: US 2007/0219091
Mixtures of Zeolite and Rap/Ras
Patent: 8,192,539 →
Application: 13/111,607 →
Publication: US 2011/0283920
Zeolite and Water Slurries for Asphalt Concrete Pavement
Patent: 8,298,331 →
Application: 13/349,778 →
Publication: US 2012/0180702
Use of High Ratio Aqueous Alkali Silicates in Drilling Fluids
Patent: 9,212,304 →
Application: 13/424,547 →
Publication: US 2012/0245059
Zeolite Impregnated with Titanium Dioxide
Patent: 8,518,369 →
Application: 13/538,166 →
Publication: US 2013/0000510
Use of Aqueous Alkali Aluminosilicate for Profile Modification, Water Control and Stabilization
Patent: 9,458,023 →
Application: 14/021,503 →
Publication: US 2014/0076568
Self-Pressurizing Soluble Alkali Silicate for Use in Sealing Subterranean Spaces
Application: 15/348,491 →
Publication: US 2017/0130116
Architectural Coating Composition Containing High Ratio Soluble Silicates
Application: 16/488,981 →
Publication: US 2019/0382612
Method for Plugging and Abandoning Oil and Gas Wells
Application: 16/949,283 →
Publication: US 2021/0122966
Silica Gel as Reinforcement Agent for Rubber Compounds
Application: 63/147,306 →
Sustainable Two-Component Annular Grout Composition And Method For Use With A Tunnel-Boring Machine
Application: 63/154,134 →
Related Assignments (25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 15, 2011
From: BARGER, SCOTT; SOTELO, ARMANDO; MICCO, DANIEL; RIBEIRO, FLAVIO ERNESTO
To: PQ CORPORATION
Reel/Frame 026751/0001 →
Assignment of Assignor's Interest Mar 20, 2012
From: RIBEIRO, FLAVIO ERNESTO
To: PQ CORPORATION
Reel/Frame 027892/0505 →
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 →
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 →
Assignment of Assignor's Interest May 3, 2012
From: MCDONALD, MICHAEL J.
To: PQ CORPORATION
Reel/Frame 028148/0854 →
Assignment of Assignor's Interest Sep 12, 2012
From: RIBEIRO, FLAVIO ERNESTO; BAIRD, GARY A.; DOS SANTOS FLOR, RONALDO
To: PQ CORPORATION
Reel/Frame 028940/0469 →
Release of Security Interest in Patents Nov 26, 2012
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: PQ CORPORATION
Reel/Frame 029349/0592 →
Release of Security Interest in Patents Nov 26, 2012
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: PQ CORPORATION
Reel/Frame 029349/0556 →
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 →
Assignment of Assignor's Interest Sep 24, 2013
From: MCDONALD, MICHAEL J.; MILLER, NEIL; HAMILTON, JANICE
To: PQ COROPRATION
Reel/Frame 031269/0872 →
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 →
Patent Security Agreement (Abl) Jun 1, 2016
From: PQ CORPORATION
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038861/0071 →
Patent Security Agreement (Term) Jun 1, 2016
From: PQ CORPORATION
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 038860/0900 →
Patent Security Agreement (Notes) Jun 1, 2016
From: PQ CORPORATION
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 038860/0012 →
Assignment of Assignor's Interest Nov 11, 2016
From: MCDONALD, MICHAEL JAMES; LI, XIANGLIAN; SHORT, KELLY PAUL, JR.
To: PQ CORPORATION
Reel/Frame 040290/0869 →
Assignment of Assignor's Interest Nov 11, 2016
From: CRAMER, BRETT HOWARD
To: BYK ADDITIVES, INC.
Reel/Frame 040605/0933 →
Merger May 19, 2017
From: BYK ADDITIVES INC.
To: BYK USA INC.
Reel/Frame 042436/0509 →
Assignment of Assignor's Interest Sep 24, 2019
From: RIBEIRO, FLAVIO ERNESTO; DOS SANTOS FLOR, RONALDO; BATISTA, CARLOS HENRIQUE
To: PQ CORPORATION
Reel/Frame 050473/0277 →
Release of Security Interest at R/F 38860/0012 Jul 22, 2020
From: WELLS FARGO BANK, N.A., AS COLLATERAL AGENT
To: PQ CORPORATION
Reel/Frame 053281/0616 →
Security Interest Jul 22, 2020
From: PQ CORPORATION
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 053281/0474 →
Assignment of Assignor's Interest Apr 29, 2021
From: RIBEIRO, FLAVIO ERNESTO; DOS SANTOS FLOR, RONALDO
To: PQ CORPORATION
Reel/Frame 056079/0723 →
Assignment of Assignor's Interest May 7, 2021
From: VAN OORT, ERIC
To: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
Reel/Frame 056167/0936 →
Assignment of Assignor's Interest May 7, 2021
From: MCDONALD, MICHAEL J.
To: PQ CORPORATION
Reel/Frame 056168/0326 →