Patent DE627138C successfully refreshed from Google Patents.
DE627138C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the preparation of disazo and polyazo dyes
Assignee: IG Farbenindustrie AG
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Filing: 1933-08-19
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Granted: 1936-03-10
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Expires: 1953-08-19
Abstract
No abstract record available.
Inventors
- 👤 Dr D Delfs
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 07:49
CPC Classifications
C; C09; C09B; C09B43/00; C09B43/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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