Patent US3976834A successfully refreshed from Google Patents.
Patent CH203335A successfully refreshed from Google Patents.
CH203335A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Process for the preparation of an azo dye containing complexed chromium.
Assignee: Chem Ind Basel
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Filing: 1937-05-19
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Granted: —
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Expires: 1957-05-19
Abstract
No abstract record available.
Inventors
- 👤 Gesellschaft Fuer Chemis Basel
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-28 19:40
CPC Classifications
C; C09; C09B; C09B45/00; C09B45/02; C09B45/14; C09B45/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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