US2637591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Main line terminal means for logging gears
Assignee: OLGER HARRY SANDBERG
•
Filing: 1949-08-12
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Granted: 1953-05-05
•
Expires: 1969-08-12
Abstract
No abstract record available.
Inventors
- 👤 Darel L Maxfield
- 👤 Albert A Rue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:37
CPC Classifications
F; F16; F16G; F16G11/00; F16G11/14; F16G11/04; F16G11/044; F16G11/048; F16G11/10; Y; Y10; Y10T; Y10T24/00; Y10T24/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1796913A
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US1959985A
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US2233083A
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US2215023A
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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) | 1956-05-04 | 1956-11-03 | 1957-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-04 | 1960-11-03 | 1961-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-04 | 1964-11-03 | 1965-05-05 | $7700.00 | Window Closed / Lapsed |