Patent US2642816A successfully refreshed from Google Patents.
US2642816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Streamlined corridor vehicle
Assignee: COSTRUZIONI MECCANICHE BREDA E
•
Filing: 1949-04-20
•
Granted: 1953-06-23
•
Expires: 1969-04-20
Abstract
No abstract record available.
Inventors
- 👤 Sbrighi Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:01
CPC Classifications
B; B61; B61D; B61D17/00; B61D17/04; B61D17/20; B61D17/22; B61D17/02; Y; Y02; Y02T; Y02T30/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2163826A
Cited
US2190144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |