Bernd Berger-Lohr

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of cationic dyestuffs
- Patent number 4,343,936
- Issue date Aug 10, 1982
- Bayer Aktiengesellschaft
- Harald Gleinig
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of cationic dyestuffs
- Patent number 4,342,867
- Issue date Aug 3, 1982
- Bayer Aktiengesellschaft
- Harald Gleinig
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive quaternary compounds, their preparation and their use for...
- Patent number 4,281,124
- Issue date Jul 28, 1981
- Bayer Aktiengesellschaft
- Bernd Berger-Lohr
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...