US3508401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic transmission mechanism
Assignee: ZF International UK Ltd
•
Filing: 1968-09-10
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Granted: 1970-04-28
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Expires: 1988-09-10
Abstract
No abstract record available.
Inventors
- 👤 Neville Frederick Aplin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:00
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/4043; F01; F01B; F01B3/00; F01B3/10; F01B3/103; F01B3/106; F16H61/42; F16H61/439
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) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |