Patent US4069357A successfully refreshed from Google Patents.
Patent DE490274C successfully refreshed from Google Patents.
DE490274C
Expired / Lapsed
DE
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Process for the preparation of 2, 4-diketo-1, 2, 3, 4-tetrahydroquinolines
Assignee: IG Farbenindustrie AG
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Filing: 1926-12-03
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Granted: 1930-02-03
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Expires: 1946-12-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 13:56
CPC Classifications
C; C07; C07D; C07D215/00; C07D215/02; C07D215/16; C07D215/20; C07D215/22; C07D215/38; C07D215/42; C07D215/44; C07D221/00; C07D221/02; C07D221/04; C07D221/06; C07D221/10
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References Cited (Backward Citations)
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