Meinhard Rolf

Person

Leverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Conditioning process for phthalocyanine pigments
- Patent number 5,284,511
- Issue date Feb 8, 1994
- Miles Inc.
- Meinhard Rolf
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Metal complex pigments of azines
- Patent number 5,194,626
- Issue date Mar 16, 1993
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Naphthotriazolium salts
- Patent number 5,128,267
- Issue date Jul 7, 1992
- Miles Inc.
- Jurgen Kocher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pigments based on metal complexes
- Patent number 4,721,745
- Issue date Jan 26, 1988
- Bayer Aktiengesellschaft
- Rutger Neeff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Anthraquinone-azo pyridone-containing compounds
- Patent number 4,709,019
- Issue date Nov 24, 1987
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Azine pigments, processes for their preparation, and their use
- Patent number 4,666,526
- Issue date May 19, 1987
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Red nickel azine pigment
- Patent number 4,628,093
- Issue date Dec 9, 1986
- Bayer Aktiengesellschaft
- Rutger Neeff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Azine pigments
- Patent number 4,614,547
- Issue date Sep 30, 1986
- Bayer Aktiengesellschaft
- Rutger Neeff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Isoindolazines
- Patent number 4,564,680
- Issue date Jan 14, 1986
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of dimethyl succinylosuccinate, the dis...
- Patent number 4,435,589
- Issue date Mar 6, 1984
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Anthraquinone-azomethine compounds, processes for their preparation...
- Patent number 4,389,215
- Issue date Jun 21, 1983
- Bayer Aktiengesellschaft
- Rutger Neeff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Anthraquinone derivatives, processes for their preparation, process...
- Patent number 4,323,671
- Issue date Apr 6, 1982
- Bayer Aktiengesellschaft
- Rutger Neeff
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Anthraquinone-azomethine compounds, processes for their preparation...
- Patent number 4,323,670
- Issue date Apr 6, 1982
- Bayer Aktiengesellschaft
- Rutger Neeff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Anthraquinone-azomethine compounds, processes for their preparation...
- Patent number 4,319,025
- Issue date Mar 9, 1982
- Bayer Aktiengesellschaft
- Rutger Neeff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Anthraquinone derivatives
- Patent number 4,309,221
- Issue date Jan 5, 1982
- Bayer Aktiengesellschaft
- Rutger Neeff
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Monoazo pigments containing a quinazo linonylacetoacetanilide coupl...
- Patent number 4,288,362
- Issue date Sep 8, 1981
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Anthraquinone derivatives for pigmenting organic macromolecular sub...
- Patent number 4,284,411
- Issue date Aug 18, 1981
- Bayer Aktiengesellschaft
- Rutger Neeff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Azo dye pigments containing 4-quinazolinone moieties
- Patent number 4,260,540
- Issue date Apr 7, 1981
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Axomethine pigments
- Patent number 4,246,401
- Issue date Jan 20, 1981
- Bayer Aktiengesellschaft
- Rutger Neeff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Heterocyclic azo dyes and pigments containing 4-quinazolinone moieties
- Patent number 4,225,489
- Issue date Sep 30, 1980
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
FLUORINE-CONTAINING QUINACRIDONES IN COLOUR FILTERS FOR LCDs
- Publication number 20100092887
- Publication date Apr 15, 2010
- Lanxess Deutschland GmbH
- ULRICH FELDHUES
- G02 - OPTICS

Meinhard Rolf

Person

Patents Grantslast 30 patents

Conditioning process for phthalocyanine pigments

Metal complex pigments of azines

Naphthotriazolium salts

Pigments based on metal complexes

Anthraquinone-azo pyridone-containing compounds

Azine pigments, processes for their preparation, and their use

Red nickel azine pigment

Azine pigments

Isoindolazines

Process for the preparation of dimethyl succinylosuccinate, the dis...

Anthraquinone-azomethine compounds, processes for their preparation...

Anthraquinone derivatives, processes for their preparation, process...

Anthraquinone-azomethine compounds, processes for their preparation...

Anthraquinone-azomethine compounds, processes for their preparation...

Anthraquinone derivatives

Monoazo pigments containing a quinazo linonylacetoacetanilide coupl...

Anthraquinone derivatives for pigmenting organic macromolecular sub...

Azo dye pigments containing 4-quinazolinone moieties

Axomethine pigments

Heterocyclic azo dyes and pigments containing 4-quinazolinone moieties

Patents Applicationslast 30 patents

FLUORINE-CONTAINING QUINACRIDONES IN COLOUR FILTERS FOR LCDs