US2451002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Salvage apparatus
Assignee: Wingfoot Corp
•
Filing: 1946-06-19
•
Granted: 1948-10-12
•
Expires: 1966-06-19
Abstract
No abstract record available.
Inventors
- 👤 Mark J Sturtevant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:53
CPC Classifications
B; B63; B63C; B63C7/00; B63C7/06; B63C7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-12 | 1952-04-12 | 1952-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-12 | 1956-04-12 | 1956-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-12 | 1960-04-12 | 1960-10-12 | $7700.00 | Window Closed / Lapsed |