FR848411A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for preparing polymerization products
Assignee: IG Farbenindustrie AG
•
Filing: 1939-01-03
•
Granted: 1939-10-30
•
Expires: 1959-01-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 15:47
CPC Classifications
C; C08; C08F; C08F36/00; C08F36/02; C08F36/04
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.