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Patent US3536298A successfully refreshed from Google Patents.
US3536298A
Expired / Lapsed
US
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Cable handling winch
Assignee: Boeing North American Inc
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Filing: 1968-05-09
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Granted: 1970-10-27
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Expires: 1988-05-09
Abstract
No abstract record available.
Inventors
- 👤 John M Deslierres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:39
CPC Classifications
F; F16; F16D; F16D63/00; F16D63/002; B; B63; B63B; B63B21/00; B63B21/56; B63B21/66; B63B21/663; B64; B64D; B64D5/00; B66; B66D; B66D1/00; B66D1/28; B66D1/40; B66D1/48; B66D1/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |