Patent Assignment
Reel/Frame 025728/0217
Assignment of Assignor's Interest
Recorded: 2011-02-01
Pages: 20
Assignor
EASTMAN CHEMICAL COMPANY
Executed: 2011-01-31
Assignee
GRUPO PETROTEMEX, S.A. DE C.V.
RICARDO MARGAIN NO. 444, TORRE SUR, PISO 16, COL. VALLE DEL CAMPESTRE, SAN PEDRO GARZA GARCIA, NUEVO LEON, 66265, MEXICO
Covered Properties
(42)
Optimized Liquid-Phase Oxidation
Optimized Production of Aromatic Dicarboxylic Acids
Process to Produce an Enriched Composition
Process to Produce an Enriched Composition Through the Use of a Catalyst Removal Zone and an Enrichment Zone
Process to Produce an Enrichment Feed
Optimized Liquid-Phase Oxidation
Versatile Oxidation Byproduct Purge Process
Versatile Oxidation Byproduct Purge Process
Method and Apparatus for Drying Carboxylic Acid
Method and Apparatus for Drying Carboxylic Acid
Process to Produce a Post Catalyst Removal Composition
Methods and apparatus for producing a low-moisture carboxylic acid wet cake
Versatile Oxidation Byproduct Purge Process
Versatile Oxidation Byproduct Purge Process
Process to Produce an Enrichment Feed
Optimized Production of Aromatic Dicarboxylic Acids
Optimized Production of Aromatic Dicarboxylic Acids
Optimized Liquid-Phase Oxidation
Optimized Liquid-Phase Oxidation
Optimized Liquid-Phase Oxidation
Optimized Liquid-Phase Oxidation
Optimized Liquid-Phase Oxidation
Enriched Terephthalic Acid Composition
Enriched Terephthalic Acid Composition
Optimized Liquid-Phase Oxidation
Dicarboxylic Acid Production with Minimal Wastewater Generation
Dicarboxylic Acid Production with Self-Fuel Oxidative Destruction
Dicarboxylic Acid Production with Direct Fired Off-Gas Heating
Dicarboxylic Acid Production with Enhanced Energy Recovery
Optimized Liquid-Phase Oxidation
Optimized Liquid-Phase Oxidation
Oxidation System with Sidedraw Secondary Reactor
Optimized Liquid-Phase Oxidation
Terephthalic Acid Purge Filtration Rate by Controlling % Water in Filter Feed Slurry
Dried Highly Fibrillated Cellulose Fiber
Terephthalic Acid Purge Filtration Rate by Controlling % Water in Filter Feed Slurry
Oxidation System with Sidedraw Secondary Reactor
Oxidation System with Sidedraw Secondary Reactor
Oxidation System with Sidedraw Secondary Reactor
Oxidation System with Sidedraw Secondary Reactor
Application:
61/299,450 →
Oxidation System with Sidedraw Secondary Reactor
Application:
61/299,453 →
Oxidation System with Sidedraw Secondary Reactor
Application:
61/299,455 →
Related Assignments
(14)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 11, 2005
From: WONDERS, ALAN GEORGE; GUPTA, PUNEET; PARTIN, LEE REYNOLDS; STRASSER, WAYNE SCOTT
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 016873/0478 →
Assignment of Assignor's Interest
Apr 3, 2006
From: GIBSON, PHILIP; PARKER, KENNY RANDOLPH
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 017428/0755 →
Assignment of Assignor's Interest
Apr 3, 2006
From: PARKER, KENNY RANDOLPH; GIBSON, PHILIP EDWARD; O'MEADHRA, RUAIRI SEOSAMH
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 017428/0761 →
Assignment of Assignor's Interest
Apr 18, 2006
From: GIBSON, PHILIP EDWARD; PARKER, KENNY RANDOLPH; O'MEADHRA, RUAIRI SEOSAMH
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 017499/0140 →
Assignment of Assignor's Interest
Jun 1, 2006
From: WONDERS, ALAN GEORGE; LIGHTFOOT, THOMAS YOUNG; WOODRUFF, THOMAS EARL; HITCHOCK, CHARLES HELTON
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 017727/0187 →
Assignment of Assignor's Interest
Feb 22, 2007
From: GIBSON, PHILIP EDWARD; PARKER, KENNY RANDOLPH
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 018959/0559 →
Assignment of Assignor's Interest
Feb 28, 2007
From: PARKER, KENNY RANDOLPH; GIBSON, PHILIP EDWARD
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 018944/0715 →
Assignment of Assignor's Interest
Mar 13, 2007
From: PARKER, KENNY RANDOLPH; GIBSON, PHILIP EDWARD
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 019005/0767 →
Assignment of Assignor's Interest
Mar 16, 2007
From: PARKER, KENNY RANDOLPH; GIBSON, PHILIP EDWARD
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 019027/0109 →
Assignment of Assignor's Interest
Mar 16, 2007
From: PARKER, KENNY RANDOLPH; GIBOSN, PHILIP EDWARD
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 019029/0127 →
Assignment of Assignor's Interest
Apr 11, 2007
From: PARKER, KENNY RANDOLPH; GIBSON, PHILIP EDWARD
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 019150/0148 →
Assignment of Assignor's Interest
Sep 21, 2007
From: SLUIJMERS, JOHANNES WILHELMUS; PARKER, KENNY RANDOLPH; GIBSON, PHILIP EDWARD; DE VREEDE, MARCEL
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 019868/0835 →
Assignment of Assignor's Interest
Dec 10, 2010
From: LIN, ROBERT; DE VREEDE, MARCEL
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 025585/0027 →
Change of Name
Jan 11, 2022
From: GRUPO PETROTEMEX, S.A. DE C.V.
To: ALPEK POLYESTER, S.A. DE C.V.
Reel/Frame 058691/0337 →