Patent Assignment
Reel/Frame 025727/0271
Assignment of Assignor's Interest
Recorded: 2011-02-01
Pages: 22
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
(87)
Split Flow Reactor Trays for Vertical Staged Polycondensation Reactors
Patent:
5,466,419 →
Application:
08/238,037 →
Reactor Trays for a Vertical Staged Polycondensation Reactor
Patent:
5,464,590 →
Application:
08/238,077 →
Vaccum System for Controlling Pressure in a Polyester Process
Patent:
5,466,765 →
Application:
08/401,375 →
Vacuum System for Controlling Pressure in a Polyester Process
Patent:
5,753,190 →
Application:
08/505,428 →
Process for Producing Polyester Articles Having Low Acetaldehyde Content
Patent:
5,648,032 →
Application:
08/509,845 →
Process for Producing Polyester Articles Having Low Acetaldehyde Content
Patent:
5,597,891 →
Application:
08/624,028 →
Apparatus and Process for Distributing Molten Thermoplastic Polymers from Melt Polymerization to Molding Machines
Patent:
5,928,596 →
Application:
08/951,595 →
Process for Producing Pet Articles with Low Acetaldehyde
Patent:
6,099,778 →
Application:
08/956,670 →
Apparatus and Method for Molding Polyester Articles Having Low Acetaldehyde Content Directly from the Melt Formation Using Flash Tank Devolatilization
Patent:
5,980,797 →
Application:
08/957,522 →
Process for Continuously Producing Polyester Articles with Scrap Recycle in a Continuous Melt-to-Preform Process
Patent:
5,945,460 →
Application:
08/957,542 →
Apparatus and Method for Molding of Polyester Articles Directly from a Melt
Patent:
5,968,429 →
Application:
08/957,576 →
Process for Polyesters with Improved Properties
Patent:
6,048,957 →
Application:
09/065,990 →
Method for the Production of Clear Bottles Having Improved Reheat
Patent:
6,022,920 →
Application:
09/232,307 →
Method for Making Polyesters Employing Acidic Phosphorus-Containing Compounds
Patent:
6,384,180 →
Application:
09/445,628 →
Process for Rapid Crystallization of Polyesters and Co-Polyesters via in-Line Drafting and Flow-Induced Crystallization
Patent:
6,159,406 →
Application:
09/577,082 →
Polyester Precursor Purification Process
Patent:
6,380,352 →
Application:
09/812,581 →
Adsorber System to Replace Water Column in a Polyester Process
Low Cost Polyester Process Using a Pipe Reactor
Component Introduction into Manufacturing Process Through Recirculation
Amber Polyester Compositions and Container Articles Produced Therefrom
Polyester Compositions Containing Silicon Carbide
Polyester Process Using a Pipe Reactor
Polyester Process Using a Pipe Reactor
Polyester Process Using a Pipe Reactor
Compositions and Method for Improving Reheat Rate of Pet Using Activated Carbon
Method and Device for Predicting Temperature Profiles Throughout the Thickness of a Polymer Preform
Direct Coupling of Melt Polymerization and Solid State Processing for Pet
Gas-Liquid Impingement Separator Incorporated in a Piping Elbow
Thermal Crystallization of Polyester Pellets in Liquid
Process for Heating Pet Pellet Feed to a Solid Stating Process by Heat Exchange with Hot Solid Stated Pellets
Cooling of Pellets from Pet Solid Stating Reactor with Water
Polyesters and Polyester Containers Having a Reduced Coefficient of Friction and Improved Clarity
Process for Production of a Polyester Product from Alkylene Oxide and Carboxylic Acid
Process of Making a Container from Polyester Polymer Particles Having a Small Surface to Center Intrinsic-Viscosity Gradient
High Iv Melt Phase Polyester Polymer Catalyzed with Antimony Containing Compounds
Polyester Process Using a Pipe Reactor
Nucleation Enhanced Polyester and Its Use in Melt-to-Mold Processing of Molded Articles
Process for Adding Methine Uv Light Absorbers to Pet Prepared by Direct Esterification
Method for Incorporating Nitrogen Containing Methine Light Absorbers in Pet and Compositions Thereof
Polyester Process Using a Pipe Reactor
Thermal Crystallization of a Molten Polyester Polymer in a Fluid
Polyester Polymer and Copolymer Compositions Containing Metallic Titanium Particles
Polyester Polymer and Copolymer Compositions Containing Metallic Nickel Particles
Removal of Residual Acetaldehyde from Polyester Polymer Particles
Polyesters and Polyester Containers Having a Reduced Coefficient of Friction and Improved Clarity
Process for Removing Metal Species in the Presence of Hydrogen and a Porous Material and Polyester Polymer Containing Reduced Amounts of Metal Species
Hydrotreating Polyester Precursors
Patent:
7,067,615 →
Application:
11/151,085 →
Gas-Liquid Impingement Separators
Polyester Polymer and Copolymer Compositions Containing Titanium Nitride Particles
Polyester Polymer and Copolymer Compositions Containing Particles of Titanium Nitride and Carbon-Coated Iron
Polyester Polymer and Copolymer Compositions Containing Carbon-Coated Iron Particles
Phosphorus Containing Compounds for Reducing Acetaldehyde in Polyesters Polymers
High Iv Melt Phase Polyester Polymer Catalyzed with Antimony Containing Compounds
High Iv Melt Phase Polyester Polymer Catalyzed with Antimony Containing Compounds
Novel Gas-Liquid Separator Utilizing Turning Vanes to Capture Liquid Droplets as Well as Redirect the Gas Flow Around a Bend
Crystallizer Temperature Control via Solid Additive Control
Crystallizer Temperature Control via Jacketing/Insulation
Crystallizing Conveyor
Crystallizer Temperature Control via Fluid Control
Non-Precipitating Alkali/Alkaline Earth Metal and Aluminum Solutions Made with Polyhydroxyl Ether Solvents
Polyester Polymer and Copolymer Compositions Containing Metallic Titanium Particles
Polyester Process Using a Pipe Reactor
Polyester Process Using a Pipe Reactor
Polyester Process Using a Pipe Reactor
Polyester Process Using a Pipe Reactor
Non-Precipitating Alkali/Alkaline Earth Metal and Aluminum Compositions Made with Organic Hydroxyacids
Polyester Production System Employing Recirculation of Hot Alcohol to Esterification Zone
Multiple Feeds of Catalyst Metals to a Polyester Production Process
Polyester Production System Employing Hot Paste to Esterification Zone
Sloped Tubular Reactor with Spaced Sequential Trays
Horizontal Trayed Reactor
Multi-Level Tubular Reactor with Internal Tray
Multi-Level Tubular Reactor with Vertically Spaced Segments
Multi-Level Tubular Reactor with Oppositely Extending Segments
Sloped Tubular Reactor with Divided Flow
Reactor System with Optimized Heating and Phase Separation
Polyester Process Using a Pipe Reactor
Method for Incorporating Nitrogen Containing Methine Light Absorbers in Pet and Compositions Thereof
Process for Preparation of Polyesters Without Solid State Polymerization
Polyester Process Using a Pipe Reactor
System for Producing Low Impurity Polyester
Thermal Crystallization of Polyester Pellets in Liquid
Integrated Polyester Production Facility
Polyester Process Using a Pipe Reactor
Polyester Process Using a Pipe Reactor
Production of Non-Solid-Stated Polyester Particles Having Solid-Stated Properties
Phosphorus Containing Compounds for Reducing Acetaldehyde in Polyesters Polymers
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 7, 2001
From: JERNIGAN, MARY T.; GREENE, CAROL J.; MURDAUGH, PERRY M.; WHITE, ALAN W.
To: EASTMAN CHEMICAL CORPORATION
Reel/Frame 012265/0301 →
Assignment of Assignor's Interest
Jan 14, 2002
From: JERNIGAN, MARY T.; GREENE, CAROL J; MURDAUGH, PERRY M.; WHITE, ALAN W.
To: EASTMAN CHEMICAL CORPORATION
Reel/Frame 012512/0331 →
Assignment of Assignor's Interest
Apr 5, 2004
From: DEBRUIN, BRUCE ROGER
To: EASTMAN CHEMICAL COMPANY
Reel/Frame 014489/0849 →
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 →