Patent US2718997A successfully refreshed from Google Patents.
US2529752A
Expired / Lapsed
US
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Method and apparatus for loading and transporting logs and other materials
Assignee: Individual
•
Filing: 1948-05-14
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Granted: 1950-11-14
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Expires: 1968-05-14
Abstract
No abstract record available.
Inventors
- 👤 Charles E Whittle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:28
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/64; B60P1/6418; B60P1/6454
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US431786A
Cited
US1562364A
Cited
US2355931A
Cited
US2117067A
Cited
US2161734A
Cited
US2188374A
Cited
US2467354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |