US2651498A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trailer hoist
Assignee: Individual
•
Filing: 1950-07-31
•
Granted: 1953-09-08
•
Expires: 1970-07-31
Abstract
No abstract record available.
Inventors
- 👤 Straub Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:39
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/18; B66C23/36; B66C2700/00; B66C2700/03; B66C2700/0321; B66C2700/0357
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US272987A
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US350213A
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US538186A
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US901252A
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US886221A
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US1210056A
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US1391109A
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US1840666A
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US2413302A
Cited
US2461433A
Cited
US2479099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-07 | 1957-03-09 | 1957-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-07 | 1961-03-09 | 1961-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-07 | 1965-03-09 | 1965-09-08 | $7700.00 | Window Closed / Lapsed |