Patent FR2368951A2 successfully refreshed from Google Patents.
Patent US2533047A successfully refreshed from Google Patents.
US2533047A
Expired / Lapsed
US
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Power transmission
Assignee: Vickers Inc
•
Filing: 1946-08-14
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Granted: 1950-12-05
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Expires: 1966-08-14
Abstract
No abstract record available.
Inventors
- 👤 Robinson James
- 👤 Clifford V Losey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:41
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/16; F15B11/17; F15B2211/00; F15B2211/20; F15B2211/205; F15B2211/2053; F15B2211/20538; F15B2211/20576; F15B2211/20592; F15B2211/25; F15B2211/50; F15B2211/505; F15B2211/50509; F15B2211/50536; F15B2211/515; F15B2211/5151; F15B2211/5152; F15B2211/52; F15B2211/528; F15B2211/55; F15B2211/57; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1369050A
Cited
US1655173A
Cited
FR724263A
Cited
US1877091A
Cited
US1972560A
Cited
US2291033A
Cited
US2327942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |