DE447000C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the preparation of insoluble and infusible sulfur-containing derivatives of the resinous condensation products of phenols and formaldehyde
Assignee: Individual
•
Filing: 1922-07-11
•
Granted: 1927-07-14
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Expires: 1942-07-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 11:46
CPC Classifications
C; C08; C08G; C08G75/00; C08G75/14; C08G75/16; C08G8/00; C08G8/28
Claims Analysis
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References Cited (Backward Citations)
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