Hubert Seitz

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Burgkirchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for purifying tertiary fatty alkylmethylamines
- Patent number 5,902,903
- Issue date May 11, 1999
- Hoechst Aktiengesellschaft
- Bernd Papenfuhs
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of pure aqueous betaine solutions
- Patent number 5,371,250
- Issue date Dec 6, 1994
- Hoechst Aktiengesellschaft
- Hubert Seitz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of aqueous betaine solutions
- Patent number 5,292,942
- Issue date Mar 8, 1994
- Hoechst Aktiengesellschaft
- Rudolf Aigner
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Water-containing concentrate of at least one alkyl- or alkenyl-subs...
- Patent number 5,252,257
- Issue date Oct 12, 1993
- Hoechst Aktiengesellschaft
- Heinz Hoffmann
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Concentrated aqueous dispersions of tetrafluoroethylene polymers, a...
- Patent number 5,219,910
- Issue date Jun 15, 1993
- Hoechst Aktiengesellschaft
- Karlheinz Stahl
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...