Patent US3630783A successfully refreshed from Google Patents.
Patent CH487982A successfully refreshed from Google Patents.
CH487982A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Process for the production of disazo and polyazo dyes
Assignee: Sandoz Ag
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Filing: 1960-04-08
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Granted: —
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Expires: 1980-04-08
Abstract
No abstract record available.
Inventors
- 👤 Walter Dr Wehrli
- 👤 Carl Dr Ryffel
- 👤 Hans Dr Ischer
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-02 16:52
CPC Classifications
C; C09; C09B; C09B45/00; C09B45/02; C09B45/24; C09B43/00; C09B43/12; C09B43/136
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
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