Josef Ritter

Person

Schwalbach, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Coloured aqueous polymer dispersions, and production and use of same
- Patent number 8,378,007
- Issue date Feb 19, 2013
- Clariant Finance (BVI) Limited
- Franz-Leo Heinrichs
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Coloured aqueous polymer dispersions, and production and use of same
- Patent number 8,163,818
- Issue date Apr 24, 2012
- Clariant Finance (BVI) Limited
- Franz-Leo Heinrichs
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Use of pigment yellow 155 in electrophotographic toners and develop...
- Patent number 6,117,606
- Issue date Sep 12, 2000
- Clariant GmbH
- Hans-Tobias Macholdt
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Water-soluble sulphur dyes, their preparation and use
- Patent number 5,383,961
- Issue date Jan 24, 1995
- Cassella AG
- Wolfgang Bauer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-insoluble sulphur dyes, their preparation and use
- Patent number 5,374,302
- Issue date Dec 20, 1994
- Cassella AG
- Wolfgang Bauer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-insoluble sulphur dyes, their preparation and use
- Patent number 5,368,637
- Issue date Nov 29, 1994
- Cassella AG
- Wolfgang Bauer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Monoazo dyestuffs for the sublimation transfer process
- Patent number 5,169,404
- Issue date Dec 8, 1992
- Cassella AG.
- Ulrich Buhler
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Water-soluble trisazo dyes
- Patent number 5,110,917
- Issue date May 5, 1992
- Cassella Aktiengesellschaft
- Wolfgang Bauer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Use of water-insoluble monoazo dyes of the formula I
- Patent number 5,093,307
- Issue date Mar 3, 1992
- Cassella Aktiengesellschaft
- Erika Kunz
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Water-soluble black trisazo dyestuffs
- Patent number 4,917,731
- Issue date Apr 17, 1990
- Wolfgang Bauer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-soluble yellow monoazo dyestuffs
- Patent number 4,881,977
- Issue date Nov 21, 1989
- Cassella Aktiengesellschaft
- Wolfgang Bauer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Coloured Aqueous Polymer Dispersions, And Production And Use Of Same
- Publication number 20120171604
- Publication date Jul 5, 2012
- CLARIANT FINANCE (BVI) LIMITED
- Franz-Leo Heinrichs
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Coloured Aqueous Polymer Dispersions, And Production And Use Of Same
- Publication number 20090317647
- Publication date Dec 24, 2009
- CLARIANT FINANCE (BVI) LIMITED
- Franz-Leo Heinrichs
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Composition for printing recording materials
- Publication number 20030060608
- Publication date Mar 27, 2003
- Ludwig Hasemann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Josef Ritter

Person

Patents Grantslast 30 patents

Coloured aqueous polymer dispersions, and production and use of same

Coloured aqueous polymer dispersions, and production and use of same

Use of pigment yellow 155 in electrophotographic toners and develop...

Water-soluble sulphur dyes, their preparation and use

Water-insoluble sulphur dyes, their preparation and use

Water-insoluble sulphur dyes, their preparation and use

Monoazo dyestuffs for the sublimation transfer process

Water-soluble trisazo dyes

Use of water-insoluble monoazo dyes of the formula I

Water-soluble black trisazo dyestuffs

Water-soluble yellow monoazo dyestuffs

Patents Applicationslast 30 patents

Coloured Aqueous Polymer Dispersions, And Production And Use Of Same

Coloured Aqueous Polymer Dispersions, And Production And Use Of Same

Composition for printing recording materials