US2961078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversing gear for unidirectional gas turbine drives
Assignee: Metropolitan Vickers Electrical Co Ltd
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Filing: 1959-03-23
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Granted: 1960-11-22
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Expires: 1979-03-23
Abstract
No abstract record available.
Inventors
- 👤 Shannon James Forrest
- 👤 Fulton James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:58
CPC Classifications
F; F16; F16D; F16D11/00; F16D11/08; F16D11/10; B; B63; B63H; B63H23/00; B63H23/02; B63H23/08; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/14; F16D2011/002; Y; Y10; Y10S; Y10S74/00; Y10S74/05; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/19409
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) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |