Patent US2686816A successfully refreshed from Google Patents.
Patent US3850090A successfully refreshed from Google Patents.
Patent FR436065A successfully refreshed from Google Patents.
Patent US1513813A successfully refreshed from Google Patents.
Patent DE683513C successfully refreshed from Google Patents.
DE683513C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Travel device that can be used as a life jacket
Assignee: Individual
•
Filing: 1937-09-14
•
Granted: 1939-11-08
•
Expires: 1957-09-14
Abstract
No abstract record available.
Inventors
- 👤 George Richard Shaw
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 09:46
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/08; B63C9/11; B63C9/115
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.