Patent US3865545A successfully refreshed from Google Patents.
Patent CH215947A successfully refreshed from Google Patents.
CH215947A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Process for the preparation of a new phthalocyaninesulfonium derivative.
Assignee: Ici Ltd
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Filing: 1940-02-17
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Granted: —
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Expires: 1960-02-17
Abstract
No abstract record available.
Inventors
- 👤 Limited Imperial Ch Industries
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-04 15:24
CPC Classifications
C; C09; C09B; C09B47/00; C09B47/04; C09B47/32; C09B47/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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