US2452938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat-carrying trailer
Assignee: SPORTING SPECIALTIES Co
•
Filing: 1946-01-19
•
Granted: 1948-11-02
•
Expires: 1966-01-19
Abstract
No abstract record available.
Inventors
- 👤 Krake Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:33
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/10; B60P3/1091
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1531180A
Cited
US1554131A
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US1861556A
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US2112201A
Cited
US2218510A
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US2370661A
Cited
US2376296A
Cited
US2375754A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-02 | 1952-05-03 | 1952-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-02 | 1956-05-03 | 1956-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-02 | 1960-05-03 | 1960-11-02 | $7700.00 | Window Closed / Lapsed |