DE748690C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of synthetic resins by converting acrolein
Assignee: Dr Franz Koehler
•
Filing: 1938-11-03
•
Granted: 1944-11-08
•
Expires: 1958-11-03
Abstract
No abstract record available.
Inventors
- 👤 Dr Franz Koehler
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 19:19
CPC Classifications
C; C08; C08G; C08G14/00; C08G14/02; C08G14/04; C08G14/06; C08G14/08; C08G12/00; C08G12/02; C08G12/40; C08G12/42; C08G12/421; C08G12/422
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB141059A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.