US2935331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: ROL AWAY TRUCK Manufacturing Co Inc
•
Filing: 1958-06-06
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Granted: 1960-05-03
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Expires: 1978-06-06
Abstract
No abstract record available.
Inventors
- 👤 Robert W Ledgerwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:44
CPC Classifications
B; B62; B62B; B62B3/00; B62B3/001; B62B2301/00; B62B2301/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US537871A
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GB190420994A
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US988677A
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US2563919A
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US2812189A
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GB766261A
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US2843392A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |