Patent Assignment
Reel/Frame 057109/0688
Corrective Assignment to Correct the Conveying Party Name Previously Recorded at Reel: 057089 Frame: 0345. Assignor(S) Hereby Confirms the Release of Security Interest.
Recorded: 2021-08-06
Pages: 9
Assignor
CITIBANK, N.A., AS COLLATERAL AGENT
Executed: 2021-08-02
Assignee
PQ CORPORATION
300 LINDENWOOD DRIVE, MALVERN, PENNSYLVANIA, 19355-1740
Covered Properties
(39)
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
Aluminosilicate Stabilized Halogenated Polymers
Patent:
6,096,820 →
Application:
09/363,337 →
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
Method for Making Zeolites and Zeolite Mixtures Having Enhanced Cation Exchange Properties
Method for Making Silica Supported, Crush-Resistant Catalysts
Composition of, and Process for Using, Silica Xerogel for Beer Stabilization
Preparation of Molecular Sieves Involving Spray Drying
Wood-Polymer-Zeolite Composites
Composition of, and Process for Preparing, Silica Xerogel for Beer Stabilization
Novel Microporous Crystalline Material Comprising a Molecular Sieve or Zeolite Having an 8-Ring Pore Opening Structure and Methods of Making and Using Same
Novel Iron-Containing Aluminosilicate Zeolites and Methods of Making and Using Same
Novel Microporous Crystalline Material Comprising a Molecular Sieve or Zeolite Having an 8-Ring Pore Opening Structure and Methods of Making and Using Same
High Silica Chabazite for Selective Catalytic Reduction, Methods of Making and Using Same
Novel Iron-Containing Aluminosilicate Zeolites and Methods of Making and Using Same
NOVEL METAL-CONTAINING ZEOLITE BETA FOR NOx REDUCTION AND METHODS OF MAKING THE SAME
Application:
13/110,337 →
Publication:
US 2011/0286914
Mixtures of Zeolite and Rap/Ras
Zeolite and Water Slurries for Asphalt Concrete Pavement
Use of High Ratio Aqueous Alkali Silicates in Drilling Fluids
Fe-SAPO-34 CATALYST AND METHODS OF MAKING AND USING THE SAME
Application:
13/438,365 →
Publication:
US 2012/0251422
Large Crystal, Organic-Free Chabazite, Methods of Making and Using the Same
Application:
13/449,230 →
Publication:
US 2012/0269719
Zeolite Impregnated with Titanium Dioxide
Stabilized Microporous Crystalline Material, the Method of Making the Same, and the Use for Selective Catalytic Reduction of Nox
Stabilized Microporous Crystalline Material, the Method of Making the Same, and the Use for Selective Catalytic Reduction of Nox
Catalyst Supports, Catalysts and Their Manufacture and Use
Use of Aqueous Alkali Aluminosilicate for Profile Modification, Water Control and Stabilization
Small Crystal Ferrierite and Method of Making the Same
Preparation of Silica-Alumina Composition
Application:
14/132,801 →
Publication:
US 2014/0187411
Zeolite Y
STABILIZED MICROPOROUS CRYSTALLINE MATERIAL, THE METHOD OF MAKING THE SAME, AND THE USE FOR SELECTIVE CATALYTIC REDUCTION OF NOx
Silica Gel as a Viscosifier for Subterranean Fluid System
Application:
14/892,051 →
Publication:
US 2016/0090525
Self-Pressurizing Soluble Alkali Silicate for use in Sealing Subterranean Spaces
Application:
62/253,834 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 21, 1997
From: PULLUKAT, THOMAS J.; GILLINGS, CARL A.; WITT, REINHARD H.
To: PQ CORPORATION
Reel/Frame 008475/0354 →
Assignment of Assignor's Interest
Apr 16, 1998
From: BASS, JONATHAN L.; DADE-FIGUEROA, TANYA
To: PQ CORPORATION
Reel/Frame 009136/0160 →
Assignment of Assignor's Interest
Oct 15, 1998
From: CANESSA, CARLOS E.; BROZZETTI, ADAM J.
To: PQ CORPORATION
Reel/Frame 009533/0672 →
Assignment of Assignor's Interest
Apr 7, 1999
From: WITT, REINHARD H.; HOLLAND, ROBERT M., JR.
To: PQ CORPORATION
Reel/Frame 009874/0132 →
Assignment of Assignor's Interest
Jul 19, 1999
From: HU, YATAO; DENT, ANTHONY L.
To: PQ CORPORATION
Reel/Frame 010099/0713 →
Assignment of Assignor's Interest
Jul 29, 1999
From: LOCKLEDGE, SCOTT P.; WYPART, ROMAN W.
To: PQ CORPORATION
Reel/Frame 010140/0300 →
Assignment of Assignor's Interest
Aug 23, 1999
From: SHELL OIL COMPANY
To: PQ CORPORATION
Reel/Frame 010181/0133 →
Assignment of Assignor's Interest
Aug 23, 1999
From: PASQUALE, GARY M.
To: PQ CORPORATION
Reel/Frame 010181/0214 →
Assignment of Assignor's Interest
Aug 23, 1999
From: MURRAY, BRENDAN D.
To: SHELL OIL COMPANY
Reel/Frame 010181/0119 →
Corrective Assignment to Correct Assignee's Address Previously Recorded on Reel 010140, Frame 0300.
Nov 8, 1999
From: PO CORPORATION
To: PO CORPORATION
Reel/Frame 010369/0595 →
Assignment of Assignor's Interest
Jan 12, 2001
From: HU, YATAO; TRAN, CUONG
To: PQ CORPORATION
Reel/Frame 011465/0690 →
Assignment of Assignor's Interest
Mar 16, 2001
From: MICCO, DANIEL J.; HINCHEY, RICHARD J.
To: PO CORPORATION
Reel/Frame 011631/0745 →
Assignment of Assignor's Interest
Apr 2, 2001
From: COOPER, DAVID A.; CORMIER, WILLIAM E.; HERTZENBERG, ELLLIOT P.; HINCHEY, RICHARD J.
To: PQ CORPORATION, A CORPORATION OF PENNSYLVANIA
Reel/Frame 011676/0172 →
Assignment of Assignor's Interest
Sep 25, 2001
From: HU, YATAO
To: PQ CORPORATION
Reel/Frame 012209/0386 →
Assignment of Assignor's Interest
Oct 1, 2001
From: PQ CORPORATION
To: PQ HOLDING, INC.
Reel/Frame 012215/0890 →
Assignment of Assignor's Interest
Oct 1, 2001
From: PQ CORPORATION
To: PQ HOLDING, INC.
Reel/Frame 012215/0895 →
Assignment of Assignor's Interest
Dec 26, 2001
From: PQ CORPORATION
To: PQ HOLDING, INC.
Reel/Frame 012392/0628 →
Assignment of Assignor's Interest
Jan 10, 2002
From: PQ CORPORATION
To: PQ HOLDING, INC
Reel/Frame 012476/0199 →
Assignment of Assignor's Interest
Nov 18, 2002
From: PQ HOLDING, INC.
To: PQ CORPORATION
Reel/Frame 013491/0285 →
Assignment of Assignor's Interest
Nov 18, 2002
From: PQ HOLDING, INC.
To: PQ CORPORATION
Reel/Frame 013484/0523 →
Assignment of Assignor's Interest
Nov 18, 2002
From: PQ HOLDING INC.
To: PQ CORPORATION
Reel/Frame 013491/0177 →
Assignment of Assignor's Interest
Nov 18, 2002
From: PQ HOLDING, INC.
To: PQ CORPORATION
Reel/Frame 013491/0180 →
Assignment of Assignor's Interest
Jun 3, 2004
From: HU, YATAO; DING, LARISSA; PATTERSON, ROBERT E.
To: PQ CORPORATION
Reel/Frame 015407/0124 →
Security Agreement
Mar 29, 2005
From: PQ CORPORATION
To: UBS AG, STAMFORD BRANCH, AS ADMINISTRATIVE AGENT
Reel/Frame 015829/0674 →
Assignment of Assignor's Interest
Dec 29, 2005
From: FISHER, ERIN D.; WYPART, ROMAN W.; MARCUS, BONITA KRISTOFFERSEN
To: PQ CORPORATION
Reel/Frame 017406/0405 →