Inventor
HAEHNLE REINHARD
DE15 patents
⚠️ This page may combine multiple inventors who share the name “HAEHNLE REINHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST AG
13 patentsUS4422854ADec 27, 1983
Transfer printing support, process for the manufacture thereof, with blue azo dye:di-cyano-nitro-phenyl-azo aniline
HOECHST AG28 citations91
US5227475AJul 13, 1993
Water-soluble fiber-reactive dyestuffs containing a cyanamido-substituted triazinylamino-grouping, and a process for dyeing with the use of these dyes
HOECHST AG12 citations73
US4898933AFeb 6, 1990
Water-soluble fiber-reactive aminotriazine and vinylsulfone containing azo dyestuffs having carboxy- or carbamoyl pyridinium groups
HOECHST AG14 citations73
US4806127AFeb 21, 1989
Water-soluble disazo compounds, containing triazinyl pyridinium group processes for their preparation and their use for dyeing cellulose
HOECHST AG8 citations73
US4473498ASep 25, 1984
Water-soluble, fiber-reactive organic dyestuffs containing a β-chloro-ethylsulfonyl-methyl-benzoic acid amide group
HOECHST AG8 citations73
US4861344AAug 29, 1989
Reactive water-soluble azo dyes containing carboxy- or carbamoyl-pydridinium groups for dyeing textiles
HOECHST AG6 citations62
US4845202AJul 4, 1989
Water-soluble disazo compounds containing 3-carboxy or 3-carbamoylpyridium-s-triazinyl groups and fiber-reactive groups of the vinyl sulfone series suitable as dyestuffs
HOECHST AG3 citations62
US4719053AJan 12, 1988
Beta-chloroethylsulfonylmethyl-benzoic halides as intermediates
HOECHST AG3 citations62
US4689050AAug 25, 1987
Mixtures of blue disperse azo dyestuffs for dyeing synthetic fibers
HOECHST AG4 citations62
US4257943AMar 24, 1981
Disperse azo dyestuffs and process for preparation and their use
HOECHST AG5 citations62
US4552699ANov 12, 1985
Process for the preparation of 3-acylaminoanilines
HOECHST AG2 citations53
US4975540ADec 4, 1990
Water-soluble disazo dyestuffs containing a vinylsulfonyl or b-sulfatoethylsulfonyl-substituted nitrophenylamino group, suitable as dyestuffs
HOECHST AG0 citations52
US5430147AJul 4, 1995
Water-soluble anthraquinone compounds, preparation thereof, and use thereof as dyes
HOECHST AG1 citations51
CASSELLA FARBWERKE MAINKUR AG
2 patentsUS4430090AFeb 7, 1984
Process for coloring organic solvents, mineral oil products, waxes, plastics and surface coatings with cyano-nitro-amino-azo dyes
CASSELLA FARBWERKE MAINKUR AG8 citations73
US4381262AApr 26, 1983
Water-insoluble azo dyestuffs, their manufacture and their use
CASSELLA FARBWERKE MAINKUR AG7 citations70