DE375638C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the preparation of resinous condensation products from phenols and aldehydes
Assignee: Hexion Specialty Chemicals AG
•
Filing: 1918-08-07
•
Granted: 1923-05-16
•
Expires: 1938-08-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 22:04
CPC Classifications
C; C08; C08G; C08G8/00; C08G8/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.