Stefan Beckmann

Person

Bad Durkheim, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method for esterifying (meth)acrylic acid with an alkanol
- Patent number 6,617,470
- Issue date Sep 9, 2003
- BASF Aktiengesellschaft
- Heinrich Aichinger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Trifluormethylpyridone based indolenine methine dyes
- Patent number 6,086,637
- Issue date Jul 11, 2000
- BASF Aktiengesellschaft
- Clemens Grund
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Methine and azamethine dyes based on trifluoromethylpyridones
- Patent number 5,892,046
- Issue date Apr 6, 1999
- BASF Aktiengesellschaft
- Clemens Grund
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Azamethine dyes
- Patent number 5,811,370
- Issue date Sep 22, 1998
- BASF Aktiengesellschaft
- Rudiger Sens
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Polymerizable azo dyes with a thiophene structure
- Patent number 5,783,649
- Issue date Jul 21, 1998
- BASF Aktiengesellschaft
- Stefan Beckmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Phenol derivatives, their preparation and their use, in particular...
- Patent number 5,777,089
- Issue date Jul 7, 1998
- BASF Aktiengesellschaft
- Stefan Beckmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methine and azamethine dyes based on naphthoquinones in nonlinear o...
- Patent number 5,756,753
- Issue date May 26, 1998
- BASF Aktiengesellschaft
- Stefan Beckmann
- G02 - OPTICS
Information Patent Grant
Preparation of alkyl cyanoacetates
- Patent number 5,756,807
- Issue date May 26, 1998
- BASF Aktiengesellschaft
- Clemens Grund
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thienothienylazoanilines in nonlinear optics
- Patent number 5,738,806
- Issue date Apr 14, 1998
- BASF Aktiengesellschaft
- Stefan Beckmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thiazolemethine dyes
- Patent number 5,714,616
- Issue date Feb 3, 1998
- BASF Aktiengesellschaft
- Stefan Beckmann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Diphenylamine compounds, polymers prepared therefrom and non-linear...
- Patent number 5,696,243
- Issue date Dec 9, 1997
- GASF Aktiengesellschaft
- Stefan Beckmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thiazolemethine dyes
- Patent number 5,623,075
- Issue date Apr 22, 1997
- BASF Aktiengesellschaft
- Stefan Beckmann
- G02 - OPTICS
Information Patent Grant
Azo dyestuff- and urethane-containing polyadduct and its use in non...
- Patent number 5,616,678
- Issue date Apr 1, 1997
- BASF Aktiengesellschaft
- Stefan Beckmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Linked azo dyes
- Patent number 5,549,853
- Issue date Aug 27, 1996
- BASF Aktiengesellschaft
- Stefan Beckmann
- G02 - OPTICS
Information Patent Grant
Copolymers based on dicarboximides, alkenyl isocyanates and/or alke...
- Patent number 5,502,135
- Issue date Mar 26, 1996
- BASF Aktiengesellschaft
- Stefan Beckmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of polymers with NLO-active side groups and the use the...
- Patent number 5,483,005
- Issue date Jan 9, 1996
- BASF Aktiengesellschaft
- Karl-Heinz Etzbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of N-aminopyridones
- Patent number 5,466,812
- Issue date Nov 14, 1995
- BASF Aktiengesellschaft
- Stefan Beckmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyesters containing nonlinear-optical chromophores, and the use t...
- Patent number 5,401,612
- Issue date Mar 28, 1995
- BASF Aktiengesellschaft
- Karl-Heinz Etzbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymers with non-linear optical properties and the use thereof
- Patent number 5,384,378
- Issue date Jan 24, 1995
- BASF Aktiengesellschaft
- Karl-Heinz Etzbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Stefan Beckmann

Person

Patents Grantslast 30 patents

Method for esterifying (meth)acrylic acid with an alkanol

Trifluormethylpyridone based indolenine methine dyes

Methine and azamethine dyes based on trifluoromethylpyridones

Azamethine dyes

Polymerizable azo dyes with a thiophene structure

Phenol derivatives, their preparation and their use, in particular...

Methine and azamethine dyes based on naphthoquinones in nonlinear o...

Preparation of alkyl cyanoacetates

Thienothienylazoanilines in nonlinear optics

Thiazolemethine dyes

Diphenylamine compounds, polymers prepared therefrom and non-linear...

Thiazolemethine dyes

Azo dyestuff- and urethane-containing polyadduct and its use in non...

Linked azo dyes

Copolymers based on dicarboximides, alkenyl isocyanates and/or alke...

Preparation of polymers with NLO-active side groups and the use the...

Preparation of N-aminopyridones

Polyesters containing nonlinear-optical chromophores, and the use t...

Copolymers with non-linear optical properties and the use thereof