WIELAND HOVESTADT

Person

ERFTSTADT, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Protective layer for photopolymer
- Patent number 11,059,930
- Issue date Jul 13, 2021
- Covestro Deutschland AG
- Serguei Kostromine
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for integrating a hologram into a security document body and...
- Patent number 10,901,368
- Issue date Jan 26, 2021
- Bundesdruckerei GmbH
- Michael Stasiak
- B32 - LAYERED PRODUCTS
Information Patent Grant
Polyurethanes cured with amines and their preparation
- Patent number 8,242,229
- Issue date Aug 14, 2012
- Bayer MaterialScience AG
- Jens Krause
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Adjustable jet disperser for producing aqueous two-component polyur...
- Patent number 7,034,067
- Issue date Apr 25, 2006
- Bayer Aktiengesellschaft
- Bernd Klinksiek
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dispersion nozzle with variable throughput
- Patent number 7,007,711
- Issue date Mar 7, 2006
- Bayer Aktiengesellschaft
- Bernd Klinksiek
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Aqueous secondary dispersions
- Patent number 6,962,953
- Issue date Nov 8, 2005
- Bayer Aktiengesellschaft
- Joachim Probst
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Two-component polyurethane binders as primers
- Patent number 6,756,464
- Issue date Jun 29, 2004
- Bayer Aktiengesellschaft
- Steffen Hofacker
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aqueous dispersions containing a mixture of copolymers and their us...
- Patent number 6,586,521
- Issue date Jul 1, 2003
- Bayer Aktiengesellschaft
- Harald Blum
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
One-component stoving composition and use thereof
- Patent number 6,562,463
- Issue date May 13, 2003
- Bayer Aktiengesellschaft
- Martin Melchiors
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydroxy-functional polyurethane carbonates, a process for their pre...
- Patent number 6,534,620
- Issue date Mar 18, 2003
- Bayer Aktiengesellschaft
- Wieland Hovestadt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aqueous copolymers, a process for their preparation and their use i...
- Patent number 6,531,535
- Issue date Mar 11, 2003
- Bayer Aktigensellschaft
- Martin Melchiors
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
One-component stoving composition and use thereof
- Patent number 6,428,854
- Issue date Aug 6, 2002
- Bayer Aktiengesellschaft
- Martin Melchiors
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aqueous copolymers, a process for their preparation and their use i...
- Patent number 6,399,691
- Issue date Jun 4, 2002
- Bayer Aktiengesellschaft
- Martin Melchiors
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aqueous coating compositions containing urethane (meth)acylates hav...
- Patent number 6,335,381
- Issue date Jan 1, 2002
- Bayer Aktiengesellschaft
- Wieland Hovestadt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of aliphatic oligocarbonate diols from...
- Patent number 6,156,919
- Issue date Dec 5, 2000
- Bayer Aktiengesellschaft
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Binder composition and its use for coating metallic and mineral sub...
- Patent number 6,130,285
- Issue date Oct 10, 2000
- Bayer Aktiengesellschaft
- Martin Melchiors
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High solids polyurethane-urea dispersions having improved storage s...
- Patent number 6,084,051
- Issue date Jul 4, 2000
- Bayer Aktiengesellschaft
- Harald Blum
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Binder mixtures for two-component polyurethane coating compositions
- Patent number 6,001,931
- Issue date Dec 14, 1999
- Bayer Aktiengesellschaft
- Martin Brahm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of aliphatic carbonates having a six-me...
- Patent number 5,861,107
- Issue date Jan 19, 1999
- Bayer Aktiengesellschaft
- Hans-Josef Buysch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aqueous two-component binders and their use in coating and sealing...
- Patent number 5,854,338
- Issue date Dec 29, 1998
- Bayer Aktiengesellschaft
- Wieland Hovestadt
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Aqueous, crosslinkable binder dispersions having a low solvent content
- Patent number 5,750,613
- Issue date May 12, 1998
- Bayer Aktiengesellschaft
- Harald Blum
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
T,3-dioxan-2-one group-containing oligourethanes
- Patent number 5,688,891
- Issue date Nov 18, 1997
- Bayer Aktiengesellschaft
- Wieland Hovestadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isocyanate prepolymers, a process for their production and their us...
- Patent number 5,508,372
- Issue date Apr 16, 1996
- Bayer Aktiengesellschaft
- Martin Brahm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for reconcentrating overspray from one-component coating co...
- Patent number 5,490,939
- Issue date Feb 13, 1996
- Bayer Aktiengesellschaft
- Markus Gerigk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for reusing the overspray obtained from spraying coating co...
- Patent number 5,453,460
- Issue date Sep 26, 1995
- Bayer Aktiengesellschaft
- Wieland Hovestadt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyhydroxyl compounds, a process for their production and their us...
- Patent number 5,422,421
- Issue date Jun 6, 1995
- Bayer Aktiengesellschaft
- Wieland Hovestadt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for recovering binder components from lacquer sludge
- Patent number 5,344,851
- Issue date Sep 6, 1994
- Bayer Aktiengesellschaft
- Wieland Hovestadt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for recovering and recycling organic binder components from...
- Patent number 5,281,629
- Issue date Jan 25, 1994
- Bayer Aktiengesellschaft
- Wieland Hovestadt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
FILM STRUCTURE SUITABLE FOR RAPID LAMINATION
- Publication number 20250091332
- Publication date Mar 20, 2025
- COVESTRO DEUTSCHLAND AG
- Heinz Pudleiner
- B32 - LAYERED PRODUCTS
Information Patent Application
SPECIAL POLYMER LAYERS FOR FASTER LAMINABILITY OF MULTILAYER STRUCT...
- Publication number 20240308191
- Publication date Sep 19, 2024
- COVESTRO DEUTSCHLAND AG
- Heinz Pudleiner
- B32 - LAYERED PRODUCTS
Information Patent Application
Polymer Laminate Comprising at Least One Diffraction Element and Me...
- Publication number 20210283941
- Publication date Sep 16, 2021
- COVESTRO DEUTSCHLAND AG
- ANDRE LEOPOLD
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
METHOD FOR PRODUCING A SECURITY ELEMENT HAVING TWO SECURITY FEATU...
- Publication number 20210237499
- Publication date Aug 5, 2021
- COVESTRO DEUTSCHLAND AG
- Oliver Muth
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
PROTECTIVE LAYER FOR PHOTOPOLYMER
- Publication number 20210095064
- Publication date Apr 1, 2021
- COVESTRO DEUTSCHLAND AG
- Serguei KOSTROMINE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR INTEGRATING A HOLOGRAM INTO A SECURITY DOCUMENT BODY AND...
- Publication number 20190018365
- Publication date Jan 17, 2019
- BUNDESDRUCKEREI GMBH
- MICHAEL STASIAK
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
DIRECTION-INDEPENDENTLY IMPACT-RESISTANT 3-D MOLDED PARTS
- Publication number 20160152833
- Publication date Jun 2, 2016
- COVESTRO DEUTSCHLAND AG
- Serguei KOSTROMINE
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
RADIATION-CURABLE COATING COMPOSITION
- Publication number 20160115322
- Publication date Apr 28, 2016
- COVESTRO DEUTSCHLAND AG
- Serguei KOSTROMINE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Polyurethanes cured with amines and their preparation
- Publication number 20090149621
- Publication date Jun 11, 2009
- Bayer MaterialScience AG
- Jens Krause
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aqueous coating compositions based on PU-PAC hybrid dispersions
- Publication number 20040167252
- Publication date Aug 26, 2004
- Martin Melchiors
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aqueous secondary dispersions
- Publication number 20030050385
- Publication date Mar 13, 2003
- Joachim Probst
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Aqueous copolymers, a process for their preparation and their use i...
- Publication number 20020151638
- Publication date Oct 17, 2002
- Martin Melchiors
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Two-component polyurethane binders as primers
- Publication number 20020142169
- Publication date Oct 3, 2002
- Steffen Hofacker
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ONE-COMPONENT STOVING COMPOSITION AND USE THEREOF
- Publication number 20020068171
- Publication date Jun 6, 2002
- MARTIN MELCHIORS
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
AQUEOUS DISPERSIONS CONTAINING A MIXTURE OF COPOLYMERS AND THEIR US...
- Publication number 20010056154
- Publication date Dec 27, 2001
- HARALD BLUM
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

WIELAND HOVESTADT

Person

Patents Grantslast 30 patents

Protective layer for photopolymer

Method for integrating a hologram into a security document body and...

Polyurethanes cured with amines and their preparation

Adjustable jet disperser for producing aqueous two-component polyur...

Dispersion nozzle with variable throughput

Aqueous secondary dispersions

Two-component polyurethane binders as primers

Aqueous dispersions containing a mixture of copolymers and their us...

One-component stoving composition and use thereof

Hydroxy-functional polyurethane carbonates, a process for their pre...

Aqueous copolymers, a process for their preparation and their use i...

One-component stoving composition and use thereof

Aqueous copolymers, a process for their preparation and their use i...

Aqueous coating compositions containing urethane (meth)acylates hav...

Process for the preparation of aliphatic oligocarbonate diols from...

Binder composition and its use for coating metallic and mineral sub...

High solids polyurethane-urea dispersions having improved storage s...

Binder mixtures for two-component polyurethane coating compositions

Process for the preparation of aliphatic carbonates having a six-me...

Aqueous two-component binders and their use in coating and sealing...

Aqueous, crosslinkable binder dispersions having a low solvent content

T,3-dioxan-2-one group-containing oligourethanes

Isocyanate prepolymers, a process for their production and their us...

Process for reconcentrating overspray from one-component coating co...

Process for reusing the overspray obtained from spraying coating co...

Polyhydroxyl compounds, a process for their production and their us...

Process for recovering binder components from lacquer sludge

Process for recovering and recycling organic binder components from...

Patents Applicationslast 30 patents

FILM STRUCTURE SUITABLE FOR RAPID LAMINATION

SPECIAL POLYMER LAYERS FOR FASTER LAMINABILITY OF MULTILAYER STRUCT...

Polymer Laminate Comprising at Least One Diffraction Element and Me...

METHOD FOR PRODUCING A SECURITY ELEMENT HAVING TWO SECURITY FEATU...

PROTECTIVE LAYER FOR PHOTOPOLYMER

METHOD FOR INTEGRATING A HOLOGRAM INTO A SECURITY DOCUMENT BODY AND...

DIRECTION-INDEPENDENTLY IMPACT-RESISTANT 3-D MOLDED PARTS

RADIATION-CURABLE COATING COMPOSITION

Polyurethanes cured with amines and their preparation

Aqueous coating compositions based on PU-PAC hybrid dispersions

Aqueous secondary dispersions

Aqueous copolymers, a process for their preparation and their use i...

Two-component polyurethane binders as primers

ONE-COMPONENT STOVING COMPOSITION AND USE THEREOF

AQUEOUS DISPERSIONS CONTAINING A MIXTURE OF COPOLYMERS AND THEIR US...