Patent Assignment
Reel/Frame 038399/0469
Change of Name
Recorded: 2016-03-30
Pages: 52
Assignor
BAYER MATERIALSCIENCE AG
Executed: 2015-09-01
Assignee
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60, LEVERKUSEN, 51373, GERMANY
Covered Properties
(92)
Processes for Purifying Diaryl Carbonates
Process for the Compounding of Polymers
Processes for Preparing Diaryl and/or Alkylaryl Carbonates from Dialkyl Carbonates
Polycarbonate Composition Containing Uv Absorber
Non-Ionically Hydrophilised Binding-Agent Disperisions
Polycarbonate for Making Extruded Films That Are Virtually Free of Surface Defects
Nanoparticle-Modified Polyisocyanates
Polycarbonate Molding Compositions
Preparation of Polyisocyanates of the Trimer Type
Silica-Containing Uv-Crosslinkable Hardcoat Coatings Comprising Urethane Acrylates
Process for Producing Polycarbonate
Process for the Preparation of Aromatic Amines
Polycarbonates Comprising Cyclic Oligomers and Having an Improved Flow Behavior
Aqueous Adhesive Dispersions
Process for Producing Isocyanates
Process for Producing Chlorine from Hcl
Polycarbonates Having Rearrangement Structures, Cyclic and Linear Oligomers and Also Flow Behavior
Polycarbonate Composition with Improved Melt-Flowability
Method for Producing a Deep-Drawn Film Part from a Thermoplastic Material
Flameproofed Impact-Modified Polycarbonate Compositions
Visco-Elastic Polyurethane Foam with Castor Oil
Alkylphenol for Adjusting the Molecular Weight, and Polycarbonate Compositions Having Improved Properties
Block-Resistant, Radiation-Curable Coating Systems Based on High Molecular Mass, Aqueous Polyurethane Dispersions
Polyurethane and Polyurethane Urea Elastomers Based on Polycarbonate Polyols
Polysiloxane-Modified Polyisocyanates, Processes for Preparing the Same, and Polyurethanes Containing the Same
Process for Producing Low-Monomer-Content Organic Polyisocyanates
Process for Preparing Diaryl Carbonates from Dialkyl Carbonates
Visco-Elastic Polyurethane Foam
Impact-Modified Polycarbonate Compositions
Process for Preparing Methylenediphenyl Diisocyanates
Highly Flexible Sheet Composite Material
Novel Holographic Media and Photopolymers
Impact-Modified Polycarbonate Compositions
Process for Preparing Dialkyl Carbonates from Alkylene Carbonates and Alcohols
Scratch-Resistant, Impact-Resistant Polycarbonate Moulding Compositions with Good Mechanical Properties
Scratch-Resistant, Impact-Resistant Polycarbonate Moulding Compositions Having Good Mechanical Properties Ii
Method for Separating an Organic Phase from an Electrolyte-Containing Aqueous and Organic Phase
Polymer Composition Having Heat-Absorbing Properties and Improved Colour Properties
Special Polyether-Based Polyurethane Formulations for the Production of Holographic Media
Polyisocyanate Mixtures
Devices and process for the production of sandwich composite elements
Method of Recycling Process Gas in Electrochemical Processes
Aliphatic Polyisocyanate Prepolymers and Polyurethane Resin Coating Compositions Using the Same
Processes for Preparing Low-Chlorine Isocyanates
Easy-Flowing Polycarbonate/Abs Moulding Compositions with Good Mechanical Properties and a Good Surface
Aqueous Coating Composition Based on a Binder Mixture as Base Coat
Device and Method for Degassing Solvent-Containing Polycarbonate Solutions
Process and Apparatus for the Preparation of Polycarbonate
Carbon Nanotube Powder, Carbon Nanotubes, and Processes for Their Production
Polymer Composition with Heat-Absorbing Properties and High Stability
Process for the production of aromatic discocyanates in the gas
Process for the Preparation of Polyisocyanates with a Biuret Structure
Catalyst for the Synthesis of Organic Carbonates, Process for Preparing the Same and Application Thereof
Ferroeletret Multilayer Composite and Method for Producing a Ferroelectret Multilayer Composite with Parallel Tubular Channels
Catalyst for Producing N-Substituted Carbamates, and the Preparation and Application of the Same
Method for Preparing a Carbamate, a Catalyst Applied in the Method, a Method for Preparing the Catalyst and Use Thereof
Antistatic Polycarbonate Moulding Compositions
Method for Producing a Composite Material with Improved Adhesion Between Thermoplastics and Polyurethane
Branched Melt Polycarbonate with Low Content of Defective Structures
Transparent Thermoplastic Polyurethanes Having Low Haze and Good Processability, Methods of Making the Same, and Uses Therefor
Device and Method for Degassing Solvent-Containing Polycarbonate Solutions
Method for Producing Polyols
Purification of Tris-Hydroxyaryl Compounds
Functionalized Polyurethane Polyurea Dispersions
Process for Preparing Aromatic Carbamates
Flame-Retardant Impact-Modified Battery Boxes Based on Polycarbonate I
Thermoplastic Polyurethanes and Their Use
Process for Preparing Dialkyl Carbonates
Method and System for Monitoring and Analyzing Energy Consumption in Operated Chemical Plants
Aqueous Polyurethane-Polyurethane Urea Dispersions, Adhesives Containing the Same, Processes for the Preparation Thereof and Uses Therefore
Pressure-Proof Probe
Aqueous Polyurethane-Polyurethane Urea Dispersions, Adhesives Containing the Same, Processes for the Preparation Thereof and Uses Therefore
Conveying Device for Powdery and/or Granulated Material
Stabilizer Combinations
Production of Polyurethane Foams
Organic Colouring Agents and Coloured Polymer Compositions with a High Stability to Weathering
Formulations Based on Anionically Stabilised, Aqueous Polymer Dispersions
Polycarbonate Compositions Having Improved Optical Properties
Stable Polyisocyanates Comprising Nanoparticles
Security and/or Valuable Documents with a Top Layer with a Scratch-Resistant Finish
Compounding method for producing polymer compositions with a reduced content of volatile organic compounds
Optical Sheet Having at Least, a Pattern Layer and a Core Layer Composed of Light-Permeable Thermoplastic Resins, and Manufacturing Method Thereof
Prepolymer-Based Polyurethane Formulations for the Production of Holographic Films
Weather-Resistant Multilayer Systems
Aliphatic, sinterable, thermoplastic polyurethane molding compositions with improved blooming behavior
Impact-Modified Polycarbonate Compositions for the Production of Metallised Mouldings with Homogeneous Surface Gloss
Disc Shaped High Density Recording Medium
Flame-Protected Impact-Modified Polycarbonate Compositions
Ballast and process for the production of ballast
Method for Producing Holographic Photopolymers on Polymer Films
Photopolymer Compositions as Printable Formulations
Colour-Stable Led Substrates
Related Assignments
(17)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 22, 2005
From: ARNDT, WOLFGANG; MUSCH, RUDIGER; PANSKUS, KNUT; RISCHE, THORSTEN
To: BAYER MATERIALSCIENCE AG
Reel/Frame 016327/0300 →
Assignment of Assignor's Interest
Nov 15, 2007
From: NENNEMANN, ARNO; MAGER, MICHAEL; MECHTEL, MARKUS; KLIMMASCH, THOMAS
To: BAYER MATERIALSCIENCE AG
Reel/Frame 020162/0949 →
Assignment of Assignor's Interest
Dec 3, 2007
From: SCHWELER, CHRISTOPH; LUDEKE, MARTIN; KORDS, CHRISTIAN; RUDOLF, REINER
To: BAYER MATERIALSCIENCE AG
Reel/Frame 020214/0637 →
Assignment of Assignor's Interest
Mar 5, 2008
From: PUDLEINER, HEINZ; EBERT, WOLFGANG; MEYER, ALEXANDER; MEYER, KLAUS
To: BAYER MATERIALSCIENCE AG
Reel/Frame 020603/0552 →
Assignment of Assignor's Interest
Apr 10, 2008
From: PENNEMANN, BERND; BRADY, BILL; BUSE, RAINER
To: BAYER MATERIALSCIENCE AG
Reel/Frame 020792/0146 →
Assignment of Assignor's Interest
Nov 14, 2008
From: DUX, ANDRE; OOMS, PIETER; RECHNER, JOHANN; BOHM, MATTHIAS
To: BAYER MATERIALSCIENCE AG
Reel/Frame 021843/0439 →
Assignment of Assignor's Interest
Feb 3, 2009
From: GRABLOWITZ, HANS GEORG; RISCHE, THORSTEN; FELLER, THOMAS; MEIXNER, JUERGEN
To: BAYER MATERIALSCIENCE AG
Reel/Frame 022194/0914 →
Assignment of Assignor's Interest
Feb 9, 2009
From: OOMS, PIETER; RECHNER, JOHANN; BOHM, MATTHIAS; DUX, ANDRE
To: BAYER MATERIALSCIENCE AG
Reel/Frame 022236/0089 →
Assignment of Assignor's Interest
Feb 27, 2009
From: SEIDEL, ANDREAS
To: BAYER MATERIALSCIENCE AG
Reel/Frame 022319/0782 →
Assignment of Assignor's Interest
Jul 17, 2009
From: RICHTER, FRANK; HALPAAP, REINHARD
To: BAYER MATERIALSCIENCE AG
Reel/Frame 022976/0862 →
Assignment of Assignor's Interest
Aug 24, 2009
From: RUDIGER, CLAUS; WAGNER, MICHAEL
To: BAYER MATERIALSCIENCE AG
Reel/Frame 023133/0912 →
Assignment of Assignor's Interest
Oct 26, 2009
From: BRETTSCHNEIDER, OLE; WERNER, KNUD; WANG, JUN; WELZ, CARSTEN
To: BAYER MATERIALSCIENCE AG
Reel/Frame 023423/0039 →
Assignment of Assignor's Interest
Jul 7, 2010
From: OOMS, PIETER; BULAN, ANDREAS; WEBER, RAINER; RECHNER, JOHANN
To: BAYER MATERIALSCIENCE AG
Reel/Frame 024648/0194 →
Assignment of Assignor's Interest
Sep 22, 2010
From: WEHRMANN, ROLF; HEUER, HELMUT-WERNER
To: BAYER MATERIALSCIENCE AG
Reel/Frame 025028/0218 →
Assignment of Assignor's Interest
Nov 2, 2010
From: WEHRMANN, ROLF; HEUER, HELMUT-WERNER
To: BAYER MATERIALSCIENCE AG
Reel/Frame 025235/0756 →
Assignment of Assignor's Interest
Jan 24, 2011
From: HILDENBRAND, KARLHEINZ; CAPELLEN, PETER; KOCH, EBERHARD
To: BAYER MATERIALSCIENCE AG
Reel/Frame 025682/0622 →
Assignment of Assignor's Interest
Mar 7, 2012
From: BULAN, ANDREAS; WEBER, RAINER; LORENZ, WOLFGANG; MOORMANN, GERHARD
To: BAYER MATERIALSCIENCE AG
Reel/Frame 027818/0022 →