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Oberursel, DE
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last 30 patents
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Patent Grant
Sulphonamide derivatives and their preparation and use
Patent number
4,764,570
Issue date
Aug 16, 1988
Cassella Aktiengesellschaft
Steffen Piesch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Modified aminoplast, its preparation and its use
Patent number
4,535,031
Issue date
Aug 13, 1985
Cassella Aktiengesellschaft
Peter Dorries
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cross-linkable and cross linked macromolecular compositions wherein...
Patent number
4,507,440
Issue date
Mar 26, 1985
Cassella Aktiengesellschaft
Friedrich Engelhardt
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water soluble, crosslinkable polymer compositions, their preparatio...
Patent number
4,499,232
Issue date
Feb 12, 1985
Cassella Aktiengesellschaft
Friedrich Engelhardt
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Diethanolamine salt of sulphamic acid as a curing accelerator for a...
Patent number
4,451,620
Issue date
May 29, 1984
Cassella Aktiengesellschaft
Steffen Piesch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Bonded structures of textile materials
Patent number
4,430,380
Issue date
Feb 7, 1984
Cassella Aktiengesellschaft
Hans Honel
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Melamine resins, a process for their preparation and their use and...
Patent number
4,430,494
Issue date
Feb 7, 1984
Cassella Aktiengesellschaft
Hans Honel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Melamine resin, process for its manufacture and its use for the man...
Patent number
RE31366
Issue date
Aug 30, 1983
Cassella Aktiengesellschaft
Peter Dorries
525 - Synthetic resins or natural rubbers
Information
Patent Grant
Acrylate-modified melamine resin which is stable on storage, its pr...
Patent number
4,378,446
Issue date
Mar 29, 1983
Cassella Aktiengesellschaft
Wilhelm Adam
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sulphur dyestuffs of the carbazole series
Patent number
4,360,459
Issue date
Nov 23, 1982
Cassella Aktiengesellschaft
Steffen Piesch
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Melamine resins: process for their manufacture and the compression...
Patent number
4,328,326
Issue date
May 4, 1982
Cassella Aktiengesellschaft
Steffen Piesch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of derivatives of 3-(4-hydroxy-anilino)...
Patent number
4,320,060
Issue date
Mar 16, 1982
Cassella Aktiengesellschaft
Steffen Piesch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Melamine resins: process for their manufacture and the compression...
Patent number
4,303,561
Issue date
Dec 1, 1981
Cassella Aktiengesellschaft
Steffen Piesch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Latent curing agent for thermosetting aminoplast resins, its manufa...
Patent number
4,273,669
Issue date
Jun 16, 1981
Cassella Aktiengesellschaft
Steffen Piesch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Pyrazino-carbazoles, process for the production thereof and pharmac...
Patent number
4,258,043
Issue date
Mar 24, 1981
Cassella Aktiengesellschaft
Heinz Bender
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Melamine resin, process for its manufacture and its use for the man...
Patent number
4,250,282
Issue date
Feb 10, 1981
Cassella Aktiengesellschaft
Peter Dorries
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
N-substituted .epsilon.-caprolactams
Patent number
4,185,017
Issue date
Jan 22, 1980
Cassella Aktiengesellschaft
Steffen Piesch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of electrolyte-free aminoplast resins
Patent number
4,163,835
Issue date
Aug 7, 1979
Cassella Aktiengesellschaft
Steffen Piesch
C07 - ORGANIC CHEMISTRY