Rutger Neeff

Person

Leverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Anthraquinone dyestuffs
- Patent number 4,863,634
- Issue date Sep 5, 1989
- Bayer Aktiengesellschaft
- Uwe Claussen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
Anthraquinone dyestuffs, their preparation and use and dichroic mat...
- Patent number 4,689,171
- Issue date Aug 25, 1987
- Bayer Aktiengesellschaft
- Martin Blunck
- 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
Aryl-mercapto anthraquinone dyestuffs, their preparation and use an...
- Patent number 4,596,666
- Issue date Jun 24, 1986
- Bayer Aktiengesellschaft
- Martin Blunck
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Anthraquinone dyestuffs, processes for their preparation, their use...
- Patent number 4,585,574
- Issue date Apr 29, 1986
- Bayer Aktiengesellschaft
- Martin Blunck
- 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 dyeing amide-containing fibre materials
- Patent number 4,556,401
- Issue date Dec 3, 1985
- Bayer Aktiengesellschaft
- Robert Weitz
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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
Process for the preparation of 1,4-diamino-2,3-dicyano-anthraquinone
- Patent number 4,422,973
- Issue date Dec 27, 1983
- Bayer Aktiengesellschaft
- Friedrich W. Krock
- 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
Process for working up nitric acid
- Patent number 4,344,827
- Issue date Aug 17, 1982
- Bayer Aktiengesellschaft
- Wolfgang Auge
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of triazinylamino-anthraquinones
- Patent number 4,334,068
- Issue date Jun 8, 1982
- 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
Process for the preparation of 1,4-diamino-2,3-dicyano-anthraquinones
- Patent number 4,294,769
- Issue date Oct 13, 1981
- Bayer Aktiengesellschaft
- Friedrich W. Krock
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Colorants
- Patent number 4,294,578
- Issue date Oct 13, 1981
- Bayer Aktiengesellschaft
- Friedrich W. Krock
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for dyeing and printing cellulose fibres
- Patent number 4,290,768
- Issue date Sep 22, 1981
- 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
1-Isocyanato-anthraquinones
- Patent number 4,285,874
- Issue date Aug 25, 1981
- Bayer Aktiengesellschaft
- Rudolf Braden
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
Transfer printing process and printing inks and temporary supports...
- Patent number 4,278,434
- Issue date Jul 14, 1981
- Bayer Aktiengesellschaft
- Friedrich W. Krock
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Anthraquinone compounds
- Patent number 4,264,511
- Issue date Apr 28, 1981
- Bayer Aktiengesellschaft
- Friedrich W. Krock
- C07 - ORGANIC CHEMISTRY
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...

Rutger Neeff

Person

Patents Grantslast 30 patents

Anthraquinone dyestuffs

Pigments based on metal complexes

Anthraquinone-azo pyridone-containing compounds

Anthraquinone dyestuffs, their preparation and use and dichroic mat...

Azine pigments, processes for their preparation, and their use

Red nickel azine pigment

Azine pigments

Aryl-mercapto anthraquinone dyestuffs, their preparation and use an...

Anthraquinone dyestuffs, processes for their preparation, their use...

Isoindolazines

Process for dyeing amide-containing fibre materials

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

Process for the preparation of 1,4-diamino-2,3-dicyano-anthraquinone

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

Process for working up nitric acid

Process for the preparation of triazinylamino-anthraquinones

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

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

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

Anthraquinone derivatives

Process for the preparation of 1,4-diamino-2,3-dicyano-anthraquinones

Colorants

Process for dyeing and printing cellulose fibres

Monoazo pigments containing a quinazo linonylacetoacetanilide coupl...

1-Isocyanato-anthraquinones

Anthraquinone derivatives for pigmenting organic macromolecular sub...

Transfer printing process and printing inks and temporary supports...

Anthraquinone compounds

Azo dye pigments containing 4-quinazolinone moieties

Axomethine pigments