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FR1270940A Expired / Lapsed FR ⏱️ 0.0 years remaining

Azo dye metal complexes and their preparation

Assignee: Hoechst AG
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Filing: 1960-10-17
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Granted: 1961-09-01
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Expires: 1980-10-17
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-31 22:38
CPC Classifications
C; C09; C09B; C09B45/00; C08; C08K; C08K5/00; C08K5/0008; C08K5/0041; D; D06; D06P; D06P1/00; D06P1/02; D06P1/12

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