US3534607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding tube change-speed transmission
Assignee: Navistar International Corp
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Filing: 1968-09-26
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Granted: 1970-10-20
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Expires: 1988-09-26
Abstract
No abstract record available.
Inventors
- 👤 John Selzer
- 👤 James R Selzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:54
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0293; F16H2708/00; F16H2708/02; F16H2708/04; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19237; Y10T74/19377; Y10T74/19386; Y10T74/19405
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) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |