US2889945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat trailer construction
Assignee: Individual
•
Filing: 1954-12-23
•
Granted: 1959-06-09
•
Expires: 1974-12-23
Abstract
No abstract record available.
Inventors
- 👤 Charles H Holsclaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:40
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/10; B60P3/1033; B60P3/1066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB191210667A
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US1077540A
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US1534334A
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US2049968A
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US2174063A
Cited
US2405810A
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US2554398A
Cited
US2636745A
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US2676716A
Cited
US2608314A
Cited
US2650099A
Cited
US2713951A
Cited
US2691534A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-08 | 1962-12-08 | 1963-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-08 | 1966-12-08 | 1967-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-08 | 1970-12-08 | 1971-06-09 | $7700.00 | Window Closed / Lapsed |