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DE743848C Expired / Lapsed DE ⏱️ 0.0 years remaining

Process for the preparation of salts of water-insoluble azo dyes containing metal in complex bonds

Assignee: IG Farbenindustrie AG
•
Filing: 1939-08-31
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Granted: 1944-01-04
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Expires: 1959-08-31
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Abstract

No abstract record available.

Inventors

  • 👤 Dr Bernd Eistert
  • 👤 Dr Helmut Pfitzner

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-05 07:38
CPC Classifications
C; C09; C09B; C09B45/00; C09B45/48

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

DE623347C Cited
DE592088C Cited

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