Patent Assignment
Reel/Frame 038399/0358
Change of Name
Recorded: 2016-03-22
Pages: 55
Assignor
BAYER MATERIALSCIENCE AG
Executed: 2015-09-01
Assignee
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60, LEVERKUSEN, 51373, GERMANY
Covered Properties
(208)
Process for the Preparation of Toluylene Diisocyanate, Specific Mixtures of Toluylene Diamine and Water, an the Use of Toluylene Diamine Andwater Mixtures to Prepare Toluylene Diisocyanate
Patent:
5,849,947 →
Application:
08/691,222 →
Process for the Purification of Carbonic Acid Diaryl Ester
Patent:
5,734,004 →
Application:
08/778,843 →
Process for the Separation of High-Boiling Materials from the Reaction Mixture Generated During the Production of Diaminotoluene
Patent:
5,728,880 →
Application:
08/806,139 →
Isocyanate Trimers Cpntaining Iminooxadiazine Dione Groups, Their Preparation and Use
Patent:
5,914,383 →
Application:
08/822,072 →
Aqueous or Water-Dilutable Blocked Polyisocyanates and Their Use for Preparing Polyurethane Clearcoats Having Substantially Reduced Thermal Yellowing
Patent:
5,723,536 →
Application:
08/832,551 →
Coating Compositions for Glass Substrates
Patent:
5,852,106 →
Application:
08/848,948 →
Process for the Continuous Production of Thermoplastically Processable Polyurethanes Having Improved Processing Behavior
Patent:
5,905,133 →
Application:
08/880,464 →
Process for the Production of Rigid Polyurethane Foams
Patent:
5,886,062 →
Application:
08/904,894 →
Photoaddressable Side Group Polymers of High Sensitivity
Patent:
6,046,290 →
Application:
08/905,659 →
Mixer-Reactor and Process for Containing Nozzles for Carrying Out the Phosgenation of Primary Amines
Patent:
5,931,579 →
Application:
08/927,169 →
Axial Conveyor and Loop Reactor Containing Said Axial Conveyor
Patent:
6,627,174 →
Application:
09/012,152 →
Aqueous Crosslinking Polymer Dispersions and Their Use for the Preparation of Water-Based Adhesives
Patent:
6,087,439 →
Application:
09/015,126 →
Polycarbonate/Graft Polymer Moulding Compositions with Reduced Deposit Formation
Patent:
5,994,463 →
Application:
09/047,598 →
Process for the Production of Light-Colored Uretdione Polyisocyanates
Patent:
6,043,332 →
Application:
09/129,584 →
Process for the Preparation of Toluylene Diisocyanate, Specific Mixtures of Toluylene Diamine and Water, and the Use of Toluylene Diamine and Water Mixtures to Prepare Toluylene Diisocyanate
Patent:
6,472,564 →
Application:
09/149,379 →
Process for Producing Hydrocarbon-Blown Hard Polyurethane Foams
Patent:
5,962,542 →
Application:
09/155,082 →
Novel Polyether Polyols, Polyol Formulation Containing Them and Their Use in the Production of Hard Polyurethane Foams
Patent:
6,107,359 →
Application:
09/170,499 →
Hydrophilic, Self-Adhesive Polyurethane Gel Substances
Patent:
6,191,216 →
Application:
09/180,288 →
Photo-Addressable Substrates and Photo-Addressable Side-Group Polymers with Highly Inducible Double Refraction
Patent:
6,423,799 →
Application:
09/180,851 →
Process for the Producing Hard Polyurethane Foams with Low Heat Conductivity
Patent:
6,316,513 →
Application:
09/194,979 →
Self Crosslinkable Polyurethane-Polyacrylate Hybrid Dispersions
Patent:
6,063,861 →
Application:
09/199,676 →
Process for Purifying and Concencentrating Spent Sulfuric Acids
Patent:
6,156,288 →
Application:
09/205,672 →
Multilayered, Flat Shaped Part with a Visible Side and a Support Layer
Patent:
6,120,903 →
Application:
09/242,316 →
Aqueous Polyisocyanate Crosslinking Agents Modified with Hydroxycarboxylic Acids and Pyrazole-Based Blocking Agents
Patent:
6,187,860 →
Application:
09/262,858 →
Method for Upgrading Used Sulfuric Acids
Patent:
6,332,949 →
Application:
09/269,633 →
Aqueous Dispersions Containing a Mixture of Copolymers and Their Use in Binders
Aqueous Coating Compositions Containing Urethane (Math)Acylates Having Uv-Hardening Isocyanate Groups
Patent:
6,335,381 →
Application:
09/294,854 →
Two-Component Polyurethane Coating Composition with Anti-Corrosive Properties
Patent:
6,169,141 →
Application:
09/311,681 →
Aqueous Two-Component Polyurethane Coating Compositions
Patent:
6,204,323 →
Application:
09/312,111 →
Polyether-Modified Polyisocyanate Mixtures Having Improved Dispersibility in Water
Patent:
6,426,414 →
Application:
09/312,180 →
High Solids Polyurethane-Urea Dispersions Having Improved Storage Stability
Patent:
6,084,051 →
Application:
09/318,356 →
Process for Preparing Polyisocyanates Containing Iminooxadiazinedione Groups
Patent:
6,090,939 →
Application:
09/318,537 →
Process for Preparing Polyisocyanates Containing Iminooxadiazinedione Groups
Patent:
6,107,484 →
Application:
09/320,366 →
Process for the Production of Polysiloxane/Polycarbonate Block Co-Condensation Products
Patent:
6,066,700 →
Application:
09/350,337 →
Aqueous Polymer Dispersions Neutralized with N,N-Diisopropyl-N-Ethylamine
Patent:
6,177,509 →
Application:
09/397,772 →
Monomers for Photoadressable Side Group Polymers of High Sensitivity
Patent:
6,620,920 →
Application:
09/418,359 →
Homopolymers with High Photoinduceable Double Refraction
Patent:
6,441,113 →
Application:
09/423,499 →
Method for Producing Closed-Cell Rigid Polyurethane Foams Having Low Thermal Conductivity
Patent:
6,306,920 →
Application:
09/424,093 →
Aliphatic Thermoplastic Polyurethanes, Processes for Their Preparation and Their Use
Patent:
6,518,389 →
Application:
09/459,527 →
Flame-Resistant Polycarbonate Abs Molding Materials
Patent:
6,444,735 →
Application:
09/485,100 →
Flame and Stress Crack Resistant Polycarbonate Molding Compositions
Patent:
6,569,930 →
Application:
09/485,165 →
Flame-Resistant Thermostable Polycarbonate Abs Moulding Materials
Patent:
6,566,428 →
Application:
09/485,284 →
Flame Resistant Abs Polycarbonate Mouldable Materials
Patent:
6,753,366 →
Application:
09/485,288 →
Flame-Resistant Reinforced Polycarbonate Abs Molding Materials
Patent:
6,441,068 →
Application:
09/485,341 →
Internal Release Agents for Producing Polyurethane Moulded Bodies
Patent:
6,471,905 →
Application:
09/509,183 →
Double Metal Cyanide Catalysts for the Preparation of Polyether Polyols
Patent:
6,468,939 →
Application:
09/525,882 →
Process for Purifying Organic Isocyanates, the Organic Isocyanates So Purified and Their Use
Patent:
6,395,925 →
Application:
09/569,480 →
Process for the continuous preparation of melt processable polyurethanes with improved softening behaviour
Patent:
6,355,762 →
Application:
09/572,247 →
Method for Producing and Using Storage-Stable, Latent-Reactive Layers or Powders of Surface-Deactivated, Solid Polyisocyanates and Dispersion Polymers with Functional Groups
Patent:
6,348,548 →
Application:
09/581,139 →
Flame-Resistant Polycarbonate Abs Moulding Compounds
Patent:
6,686,404 →
Application:
09/582,955 →
Light-Fast Polyisocyanates Having Good Solubility in Non-Polar Solvents
Patent:
6,420,508 →
Application:
09/590,340 →
Binder compositions and their use in aqueous coating and adhesive compositions
Patent:
6,420,478 →
Application:
09/602,281 →
Process for Preparing Soft, Elastic Polyurethane
Patent:
6,527,995 →
Application:
09/610,832 →
Improved double metal cyanide catalysts for producing polyether polyols
Patent:
6,291,388 →
Application:
09/623,648 →
Process for the Electrolysis of Technical-Grade Hydrochloric Acid Contaminated with Organic Substances Using Oxygen-Consuming Cathodes
Patent:
6,402,930 →
Application:
09/654,553 →
Method for Producing Long Chain Polyether Polyols Without Reprocessing
Patent:
6,482,993 →
Application:
09/673,583 →
Method of Increasing the Concentration of Dilute Brine in Naci Electrolysis Plants Using the Membrane Process
Patent:
6,547,948 →
Application:
09/677,970 →
Flame-Resistant Polycarbonate Abs Moulding Materials
Patent:
6,613,822 →
Application:
09/720,214 →
Flame-Resistant Polycarbonate Abs Moulding Materials
Patent:
6,747,078 →
Application:
09/720,273 →
Flame Resistant Polycarbonate/Abs Plastic Molding Materials
Patent:
6,740,695 →
Application:
09/720,274 →
Herbicidal Mixtures Exhibiting a Synergistics Effect
Patent:
6,433,082 →
Application:
09/720,334 →
Flame-Laminable Polyurethane Foams
Adhesive Compositions
Coating Composition Containing Uv-Curable Urethane (Meth)Acrylates Containing Isocyanate Groups and Urethane (Meth)Acrylates Containing Hydroxyl Groups
Polyurethane Prepolymers Having Alkoxysilane End Groups, Method for the Production Thereof and Their Use for the Production of Sealants
Patent:
6,545,087 →
Application:
09/830,307 →
Process for the Preparation of Superabsorbent Polymers from Polyacrylonitrile Precipitation Polymers
Aliphatic Thermoplastic Polyurethanes and Use Thereof
Flame-Resistant Polycarbonate Abs Moulding Material
Patent:
6,596,794 →
Application:
09/856,006 →
Polycarbonate Molding Materials Exhibiting Improved Mechanical Properties
Patent:
6,414,107 →
Application:
09/857,273 →
Polycarbonate Molding Materials Exhibiting Improved Mechanical Properties
Patent:
6,596,800 →
Application:
09/857,274 →
Process for the Preparation of Polyisocyanates with a Biuret Structure
Method and Device for Producing Bisphenol a Prills and Bisphenol a Prills Produced According to This Method
Patent:
6,689,464 →
Application:
09/869,773 →
Polycarbonate Moulding Materials with Anti-Static Properties
Patent:
7,235,598 →
Application:
09/890,148 →
Double Metal Cyanide Catalysts for Producing Polyether Polyols
Patent:
7,008,900 →
Application:
09/890,889 →
Double Metal Cyanide Catalysts for Producing Polyether Polyols
Patent:
6,586,566 →
Application:
09/890,995 →
Multilayer Coating Systems Containing a Gel-Like Base Layer and a Polyurethane Topcoat, and Their Production and Use
Device and Method for Degassing Plastics
Patent:
6,811,294 →
Application:
09/937,467 →
Flame-Resistant Polycarbonate Moulding Materials Modified with Graft Polymers
Patent:
6,767,943 →
Application:
09/937,469 →
Flame-Resistant, Impact-Resistant Modified Polycarbonate Molding and Extrusion Masses
Patent:
6,727,301 →
Application:
09/937,470 →
Self-Crosslinking Polyurethane, Polyurethane Polyurea or Polyurea Dispersions for Sizing Agents
Patent:
6,586,523 →
Application:
09/937,835 →
Erasable Optical Recording Material for Blue Lasers
Adhesive Compositions Based on Polychloroprene Dispersions
Storage-Stable Isocyanate Binders Containing Latent Catalysts
Open-Cell Rigid Polyurethane Foams
Patent:
6,444,720 →
Application:
09/959,253 →
Composition Based on Copolycarbonates
Stabilized Monoaspartic Acid Esters and Polyaspartic Acid Esters
Phosphate-Stabilised Polyurethane Materials, Cross-Linked by Condensation, Method for Their Producton and Use Thereof
Patent:
6,626,988 →
Application:
09/980,941 →
Flame-Resistant and Heat-Resistant Polycarbonate Compositions
Process for Producing Thermally Stable Thermoplastic Polyurethanes
Long-Chain Polyether Polyols with a High Proportion of Primary Oh Groups
Patent:
6,617,419 →
Application:
10/009,889 →
Process for the Preparation of Polyurethane Elastomers with a High Heat Distortion Temperature
Wood Adhesives
High-Resilient Polyurethane Foams Produced from Polyether Polyols
Patent:
6,858,655 →
Application:
10/018,332 →
Condensation Corss-Linking Polyurethane Materials Containing Special Aminosilanes, a Method for the Production Thereof and Their Use
Patent:
6,703,453 →
Application:
10/019,578 →
Polyurethane Elastomers Which Exhibit Improved Stability to Hydrolysis
Polyurethane Dispersions
Patent:
6,559,225 →
Application:
10/030,029 →
Crystallising Polyether Polyols, a Method for Producing Them and Use of the Same
Patent:
6,569,981 →
Application:
10/030,489 →
Process for Producing Polycarbonate
Flame Retardants Which Contain Phosphorus, and Flame-Retardant Thermoplastic Molding Compositions
Solvent-Free, Room Temperature Curing Reactive Systems and the Use Thereof in the Production of Adhesives, Sealing Agents, Casting Compounds, Molded Articles or Coatings
Patent:
6,977,279 →
Application:
10/048,086 →
Polyamines Comprising Urea Groups, Method for Their Production, and Their Use as Hardeners for Epoxide Resins
Patent:
7,001,972 →
Application:
10/048,329 →
Oligomeric Bischlorcarbonic Acid Esters Obtained from Selected Cycloaliphatic Bisphenols and Other Bisphenols
Patent:
6,590,058 →
Application:
10/049,774 →
Antistatic Agent
Patent:
6,914,092 →
Application:
10/049,837 →
Siloxane Release Agents for the Production of Derived Timber Products
Flame-Resistant, Mineral-Reinforced Polycarbonate Compositions with a High Flow Line Strength
Polycarbonate Compositions with Reduced Iron Content
Flame-Laminable Polyurethane Foams
Containers Made of a Branched Polycarbonate
Patent:
6,613,869 →
Application:
10/070,792 →
Method for Producing and Using Storage-Stable, Latent-Reactive Layers or Powders of Surface-Deactivated, Solid Polyisocyanates and Dispersion Polymers with Functional Groups
Process for Producing Polyether Polyols
Process for the Preparation of Polyether Polyols
Flame-Resistant Polycarbonate Compositions Having Increased Chemical Resistance
Process for Producing Oligocarbonates
Polycarbonate Substrates
Patent:
6,815,524 →
Application:
10/112,000 →
Process for Continuous Production of Polycarbonates and a Reactor Therefor
Process for Preparing 1,4-Diaminonaphthalene and/or 1,5-Diaminonaphthalene
Polyurethane-Polyurea Dispersions as Coating Compositions
Method for Producing Polyisocyanates
Highly Functional Polyisocyanate Mixtures Which Are Dispersible in Water
Patent:
6,777,523 →
Application:
10/148,282 →
Method for Producing Dmc Catalysts
Patent:
6,780,813 →
Application:
10/148,555 →
Bisphenol Phenol Adducts
Bis(4-Hydroxyaryl) Alkanes
Impact-Modified Polymer Composition
Polycarbonate Molding Compounds Containing a Special Talc
Flame-Resistant Polycarbonate Molding Compositions Containing High-Purity Talc
Aqueous Secondary Dispersions
Process for Producing Aliphatic Oligocarbonate Diols
Process for Preparing (Cyclo)Aliphatic Isocyanates
Process for Preparing (Cyclo)Aliphatic Isocyanates
Monomers and Homopolymers, Having High Photoinduceable Double Refraction, Prepared Therefrom
Polycarbonate Blends
Process for the Electrochemical Preparation of Chlorine from Aqueous Solutions of Hydrogen Chloride
Flame-Resistant Polycarbonate Moulding Compounds for Extrusion Applications
Flame-Resistant Polycarbonate Molding Compounds
Polycarbonate Molding Materials Containing Graft Rubber
Process for Producing Press Molded Materials
Method for Producing Bisphenols
Substance Mixture Containing Bisphenol A
Rewriteable Optical Recording Material Having Good Solubility
Method for Producing Double Metal Cyanide (Dmc) Catalysts
Dimethylpyrazole-Blocked Isocyanate Mixtures
Antistatic Agent
Modified Polyisocyanates
Mineral-Reinforced Impact-Resistant Modified Polycarbonate Blends
Impact-Resistant and Flameproofed Polycarbonate Molding Compositions
Emulsion Polymers and Their Use as Peelable Coatings
Solid, Radiation-Curing Powder Coating Binders and a Process for Preparing the Same
Non-Inflammable, Translucent Polycarbonate Molding Materials
Non-Inflammable, Anti-Electrostatic Polycarbonate Molding Materials
Method for Producing Aliphatic Oligocarbonate Diols
Patent:
6,833,433 →
Application:
10/297,542 →
Pressure-Sensitive Adhesives Exhibiting an Improved Shear Strength at Elevated Temperatures
Aliphatic Oligocarbonate Polyols Prepared in the Presence of a Catalyst and a Process for Preparing the Same
Mold Release Agent and Process for the Production of Plastic Molded Parts
Process for the Electrolysis of an Aqueous Solution of Alkali Metal Chloride
In-Situ Preparation of Polyaspartic Ester Mixutures
Laminated Parts Made of Outer Layers and Polyurethane Sandwich Materials and Their Production
Nco Prepolymers Prepared from Isophorone Diisocyanate and Having a Low Monomer Content
Process for the Production of (Poly)Isocyanates in the Gas Phase
Extrudable Polycarbonate Molding Compositions
Storage-Stable Isocyanate Binders Containing Latent Catalysts
Stabilized Aqueous Polyurethane-Polyurea Dispersions
Process for the Preparation of Soft, Low-Shrinkage, Thermoplastic Polyurethane Elastomers Which Can Be Easily Released from the Mold
Process for the Production of a Dinitronaphthalene Isomer Mixture with a High Proportion of 1,5-Dinitronaphthalene
Process for Producing Polyisocyanates of the Diphenyl Methane Series Having a Reduced Color Value
Aqueous 2K Pur Systems
Polyurethane Dispersions Based on Fatty Acid Dialkanolamides
Process for the Preparation of Stabilized Polycarbonate
Process for the Production of Isocyanates in the Gas Phase
Process for Producing 5-Nitro-3,4-Dihydro-1(2H)-Naphthalinone, 1-5-Naphthalenediamine and 1,5-Naphthalene Diisocyanate
Aqueous Adhesive Dispersions
Process for Preparing Aromatic Amines
Process for the Purification of Mixtures of Toluenediisocyanate
Process for the Purification of Mixtures of Toluenediisocyanate Incorporating a Dividing-Wall Distillation Column
Blocked Polyisocyanates
Polyurethane-Polyurea Dispersions
Radiation-Curing Coating Compositions
Method for Producing Polycarbonates
Method for in-Mold Lamination of Foils
Process for Preparing Low-Monomer-Content Tdi Trimers
Process for Preparing Low-Monomer-Content Tdi Trimers
Isocyanates Containing Uretdione Groups
Polyadducts Containing Uretdione Groups
Flame-Resistant Polycarbonate Molding Compositions
Impact-Modified Polycarbonate Blends
Flame-Resistant Polycarbonate Molding Composition Modified with a Graft Polymer
Aqueous Binder Dispersions as Coating Compositions
Reactive Polyurethane Hotmelts with Large Psa Range
Continuous Preparation of Thermoplastically Processable Polyurethanes
Process for Quenching a Gaseous Reaction Mixture During the Gas Phase Phosgenation of Diamines
Multilayered Article and a Process for Its Preparation
Flame-Retarded Poly(Ester)Carbonates
Process for the Purification of Toluenediisocyanate Incorporating a Dividing-Wall Distillation Column for the Final Purification
Polyurethane Resin with High Carbonate Group Content
Reactive Systems That Harden at Room Temperature
Process for the Preparation of Thermoplastic, Non-Tacky Polyurethanes
Preparation of Polyisocyanates Containing Uretdione Groups
Impact-Modified Blends
Poly(Ester) Carbonate Molding Compositions
Flame-Resistant Polycarbonate Compositions Containing Phosphorus-Silicon Compounds
Process for Producing Aliphatic Oligocarbonate Diols
Stable Polyol Dispersions, Polyurethane Moldings Produced Therefrom, and Their Use
Reactive Systems, Their Preparation and Their Use
Process for the Preparation of Polycarbonates
Flameproof Polycarbonate Blends
Process for the Manufacture of (Poly-)Isocyanates in the Gas Phase
Process for the Two-Step Production of Dinitrotoluene
Process for Mixing Polymer Melts with Additives
Polycarbonate Molding Compositions with Improved Melt Flow and Chemical Resistance
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 9, 2016
From: BAYER AG
To: BAYER MATERIALSCIENCE AG
Reel/Frame 038044/0799 →
Change of Name
Apr 5, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038353/0325 →
Change of Name
Apr 6, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038363/0921 →
Change of Name
Apr 6, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038364/0236 →
Change of Name
Apr 6, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038365/0392 →