Patent US2626027A successfully refreshed from Google Patents.
US2626027A
Expired / Lapsed
US
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Shaft coupling mechanism
Assignee: Boeing Co
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Filing: 1949-05-02
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Granted: 1953-01-20
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Expires: 1969-05-02
Abstract
No abstract record available.
Inventors
- 👤 Roy H Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:40
CPC Classifications
F; F16; F16B; F16B1/00; F16B1/02; F16B1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1076416A
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US1076632A
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US1385785A
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US1519309A
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US1689751A
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US2339232A
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US2300022A
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US2371442A
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US2509541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |