Deutsche Gold-und Silber-Scheideanstalt

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Frankfurt am Main, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of propylene oxide
- Patent number RE31381
- Issue date Sep 13, 1983
- Bayer Aktiengesellschaft
- Gunter Prescher
- 549 - Organic compounds
Information Patent Grant
Mixtures of vicinal aminoalkanols, process of preparation, and thei...
- Patent number 4,302,354
- Issue date Nov 24, 1981
- Henkel Kommanditgesellachaft auf Aktien
- Wolfgang Giede
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

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Trademarklast 30 trademarks

Information Trademark
73234119 - DURFERRIT
- Serial number 73234119
- Registration number 1151629
- Filing date Oct 5, 1979
- Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information Trademark
73182209 - DEGADUR
- Serial number 73182209
- Registration number 1159599
- Filing date Aug 15, 1978
- Deutsche Gold- und Silber-Scheideanstalt
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry