Patent DE940508C successfully refreshed from Google Patents.
DE940508C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Parachute facility for helicopters
Assignee: Individual
•
Filing: 1953-11-19
•
Granted: 1956-03-22
•
Expires: 1973-11-19
Abstract
No abstract record available.
Inventors
- 👤 Philipp Karrer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 21:49
CPC Classifications
B; B64; B64C; B64C27/00; B64C27/006
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE367886C
Cited
US2324045A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.