DE744440C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Gas suction device for coke stoves
Assignee: Dr C Otto and Co GmbH
•
Filing: 1940-01-16
•
Granted: 1944-01-15
•
Expires: 1960-01-16
Abstract
No abstract record available.
Inventors
- 👤 Johann Barenberg
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 05:19
CPC Classifications
C; C10; C10B; C10B27/00; C10B27/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.