Martin Michna

Person

Cologne, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Dyestuffs for printing inks
- Patent number 5,607,502
- Issue date Mar 4, 1997
- Bayer Aktiengesellschaft
- Karin Hassenruck
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dyestuffs for printing inks
- Patent number 5,421,872
- Issue date Jun 6, 1995
- Bayer Aktiengesellschaft
- Artur Haus
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Fibre reactive azo dyestuffs
- Patent number 5,239,063
- Issue date Aug 24, 1993
- Bayer Aktiengesellschaft
- Manfred Hoppe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive dyestuff preparations containing pyridine derivatives
- Patent number 5,176,718
- Issue date Jan 5, 1993
- Bayer Aktiengesellschaft
- Martin Michna
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of stable dyestuff solutions: pressure...
- Patent number 5,145,485
- Issue date Sep 8, 1992
- Bayer Aktiengesellschaft
- Martin Michna
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of stable anionic dyestuff solutions: pressure permeati...
- Patent number 5,096,458
- Issue date Mar 17, 1992
- Bayer Aktiengesellschaft
- Martin Michna
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aminonaphthol bisazo reactive dyes
- Patent number 4,638,054
- Issue date Jan 20, 1987
- Bayer Aktiengesellschaft
- Karl J. Herd
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of 1-aminobenzene-2-sulphonic acids
- Patent number 4,548,761
- Issue date Oct 22, 1985
- Bayer Aktiengesellschaft
- Martin Michna
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Use of disazo-copper complex dyestuffs for dyeing natural and synth...
- Patent number 4,514,188
- Issue date Apr 30, 1985
- Bayer Aktiengesellschaft
- Martin Michna
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...

Martin Michna

Person

Patents Grantslast 30 patents

Dyestuffs for printing inks

Dyestuffs for printing inks

Fibre reactive azo dyestuffs

Reactive dyestuff preparations containing pyridine derivatives

Process for the preparation of stable dyestuff solutions: pressure...

Preparation of stable anionic dyestuff solutions: pressure permeati...

Aminonaphthol bisazo reactive dyes

Process for the preparation of 1-aminobenzene-2-sulphonic acids

Use of disazo-copper complex dyestuffs for dyeing natural and synth...