IP Library › Assignment 029349/0556
Patent Assignment
Reel/Frame 029349/0556

Release of Security Interest in Patents

Recorded: 2012-11-26 Pages: 12
Assignor
Assignee
PQ CORPORATION
300 LINDENWOOD DRIVE, VALLEYBROOKE CORPORATE CENTER, MALVERN, PENNSYLVANIA, 19355
Covered Properties (35)
Stable Zeolite of Low Unit Cell Constant and Method of Making Same
Patent: 5,242,677 →
Application: 07/897,146 →
Soluble Silicate Glass Forms and Method of Manufacturing
Patent: 5,663,110 →
Application: 07/954,627 →
Process for Preparing Ammonium Zeolites of Low Alkali Metal Content
Patent: 5,435,987 →
Application: 08/094,737 →
Composite Silicate Materials
Patent: 5,614,160 →
Application: 08/258,466 →
Process for Preparing Zeolite Y with Increased Mesopore Volume
Patent: 5,601,798 →
Application: 08/298,158 →
Stable High Solids, High Ratio Alkali Metal Silicate Solutions
Patent: 5,624,651 →
Application: 08/603,667 →
Silicas with Specific Contents of Cations as Supports for Olefin Polymerization Catalysts
Patent: 5,723,402 →
Application: 08/655,178 →
Olefin Polymerization Catalysts with Specific Silica Supports
Patent: 5,895,770 →
Application: 08/822,453 →
Process for Preparing Ferrierite
Patent: 5,985,238 →
Application: 08/885,628 →
Method for Purifying Alkali Metal Silicate Solutions
Patent: 6,132,618 →
Application: 09/061,825 →
Process and Composition for Refining Oils Using Metal-Substituted Silica Xerogels
Patent: 6,248,911 →
Application: 09/134,445 →
Particle Size Classifier
Patent: 6,220,446 →
Application: 09/276,178 →
Titanium on Silica Catalysts with Controlled Distributions
Patent: 6,355,596 →
Application: 09/323,731 →
Publication: US 2001/0025008
Aluminosilicate Stabilized Halogenated Polymers
Patent: 6,096,820 →
Application: 09/363,337 →
Aluminosilicate Stabilized Halogenated Polymers
Patent: 6,414,071 →
Application: 09/629,214 →
Process for Preparing a Modified Zeolite
Patent: 6,521,208 →
Application: 09/673,286 →
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
Method for Making Silica Supported, Crush-Resistant Catalysts
Patent: 6,887,822 →
Application: 09/964,177 →
Publication: US 2003/0069130
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
Surface Protective Compositions
Patent: 7,524,536 →
Application: 11/157,699 →
Publication: US 2006/0286391
Wood-Polymer-Zeolite Composites
Patent: 7,550,404 →
Application: 11/241,047 →
Publication: US 2007/0078050
Ammoniacal Borate and Zinc Compositions, and Methods for Treating Wood Products
Patent: 7,547,354 →
Application: 11/547,375 →
Publication: US 2008/0166481
Amino Acid-Solubilized Borate, Silicate and Zinc Compositions and Methods for Treating Wood Products
Patent: 7,470,313 →
Application: 11/547,376 →
Publication: US 2008/0069978
Two-Part Borate, Silicate and Zinc Compositions, and Methods for Treating Wood Products
Patent: 7,497,900 →
Application: 11/547,377 →
Publication: US 2008/0124478
Composition of, and Process for Preparing, Silica Xerogel for Beer Stabilization
Patent: 7,538,067 →
Application: 11/803,266 →
Publication: US 2007/0219091
Novel Microporous Crystalline Material Comprising a Molecular Sieve or Zeolite Having an 8-Ring Pore Opening Structure and Methods of Making and Using Same
Patent: 7,645,718 →
Application: 12/055,639 →
Publication: US 2008/0241060
Zeolite Y
Application: 12/768,969 →
Publication: US 2010/0278723
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
Use of High Ratio Aqueous Alkali Silicates for Profile Modification, Water Control and Stabilization
Application: 13/424,680 →
Publication: US 2012/0245062
Zeolite and Lime Combinations for Warm Mix Asphalt
Application: 61/509,695 →
Zeolite Impregnated with Titanium Dioxide
Application: 61/543,136 →
Related Assignments (20)
Other recorded transfers of the patents in this record — the chain of ownership.
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 →
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 →
Patent Security Agreement (Abl) Jun 1, 2016
From: PQ CORPORATION
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038861/0071 →
Security Interest Jul 22, 2020
From: PQ CORPORATION
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 053281/0474 →
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 →
Term Loan Patent Security Agreement Jun 10, 2021
From: PQ CORPORATION
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS AGENT
Reel/Frame 056539/0903 →
Release of Security Interest in Patents at R/F 053281/0474 Jun 10, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
To: PQ CORPORATION
Reel/Frame 056539/0782 →
Assignment of Assignor's Interest Aug 3, 2021
From: PQ CORPORATION
To: ECOVYST CATALYST TECHNOLOGIES LLC
Reel/Frame 057140/0261 →
Release of Security Interest in Patents Recorded at R/F 038860/0900 Aug 5, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT
To: PQ CORPORATION
Reel/Frame 057089/0382 →
Partial Release of Security Interest in Patents Recorded at R/F 056539/0903 Aug 5, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT
To: PQ CORPORATION
Reel/Frame 057089/0255 →
Partial Release of Security Interest in Patents Recorded at R/F 038861/0071 Aug 5, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
To: PQ CORPORATION
Reel/Frame 057089/0345 →
Corrective Assignment to Correct the Conveying Party Name Previously Recorded at Reel: 057089 Frame: 0345. Assignor(S) Hereby Confirms the Release of Security Interest. Aug 6, 2021
From: CITIBANK, N.A., AS COLLATERAL AGENT
To: PQ CORPORATION
Reel/Frame 057109/0688 →
Abl Patent Security Agreement Aug 13, 2021
From: ECOVYST CATALYST TECHNOLOGIES LLC
To: CITIBANK, N.A., AS AGENT
Reel/Frame 057182/0449 →
Term Loan Patent Security Agreement Aug 13, 2021
From: ECOVYST CATALYST TECHNOLOGIES LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT
Reel/Frame 057182/0552 →
Change of Name Dec 2, 2021
From: PQ CORPORATION
To: PQ LLC
Reel/Frame 058295/0836 →