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US2908365A
Expired / Lapsed
US
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Change speed mechanism in gear boxes
Assignee: Individual
•
Filing: 1955-03-29
•
Granted: 1959-10-13
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Expires: 1975-03-29
Abstract
No abstract record available.
Inventors
- 👤 Zens Pierre Marie Felix
- 👤 Honnore Michel Albert Jules
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:35
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0262; F16H2708/00; F16H2708/16; F16H2708/20; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19284; Y10T74/19288
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) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |