Patent US2858802A successfully refreshed from Google Patents.
US2858802A
Expired / Lapsed
US
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Power transmission
Assignee: Vickers Inc
•
Filing: 1955-08-03
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Granted: 1958-11-04
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Expires: 1975-08-03
Abstract
No abstract record available.
Inventors
- 👤 Henry C Parsons
- 👤 Leonard A Dreisbach
- 👤 Edward J Chondzinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:12
CPC Classifications
F; F15; F15B; F15B9/00; F15B9/02; F15B9/08; F15B9/10; B; B62; B62D; B62D5/00; B62D5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2487618A
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US2194209A
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US2340817A
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US2345837A
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US2392985A
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US2566273A
Cited
GB654269A
Cited
US2676663A
Cited
GB725920A
Cited
US2698006A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |