Manfred Hintzmann

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Hofheim am Taunus, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of 4-acylamino-2-aminoalkoxybenzenes
- Patent number 5,047,586
- Issue date Sep 10, 1991
- Hoechst Aktiengesellschaft
- Hartmut Heise
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of o-nitrophenetole
- Patent number 4,954,657
- Issue date Sep 4, 1990
- Hoechst Aktiengesellschaft
- Hartmut Heise
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2,4-dinitrophenyl ethers
- Patent number 4,847,426
- Issue date Jul 11, 1989
- Hoechst Aktiengesellschaft
- Dieter Heck
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of pure 3-acetylamino-anilines
- Patent number 4,540,815
- Issue date Sep 10, 1985
- Hoechst Aktiengesellschaft
- Theodor Papenfuhs
- C07 - ORGANIC CHEMISTRY