Patent DE538108C successfully refreshed from Google Patents.
DE538108C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the preparation of azo dye derivatives
Assignee: IG Farbenindustrie AG
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Filing: 1926-12-14
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Granted: 1931-11-11
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Expires: 1946-12-14
Abstract
No abstract record available.
Inventors
- 👤 Dr Hugo Schweitzer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 12:27
CPC Classifications
C; C09; C09B; C09B43/00; C09B43/18; C09B43/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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