Patent CA1183276A successfully refreshed from Google Patents.
Patent US2567278A successfully refreshed from Google Patents.
US2567278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire escape mechanism
Assignee: Individual
•
Filing: 1947-05-26
•
Granted: 1951-09-11
•
Expires: 1967-05-26
Abstract
No abstract record available.
Inventors
- 👤 Carlo U Finocchiaro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:55
CPC Classifications
A; A62; A62B; A62B1/00; A62B1/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US193176A
Cited
US259279A
Cited
US288122A
Cited
US300248A
Cited
US430225A
Cited
US443388A
Cited
US748526A
Cited
US767166A
Cited
US1684251A
Cited
US1766566A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |