US2697368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automotive transmission and retarder
Assignee: Eaton Corp
•
Filing: 1952-01-21
•
Granted: 1954-12-21
•
Expires: 1972-01-21
Abstract
No abstract record available.
Inventors
- 👤 Martin P Winther
- 👤 Jr Andrew S Gill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:11
CPC Classifications
G; G05; G05G; G05G7/00; G05G7/14; F; F16; F16H; F16H3/00; F16H3/44; F16H3/62; F16H3/66; F16H3/663; F16H61/00; F16H61/02; F16H61/0262; F16H2200/00; F16H2200/003; F16H2200/0065; F16H2200/20; F16H2200/2002; F16H2200/2007; F16H2200/201; F16H2200/202; F16H2200/2023; F16H2200/2097; F16H2716/00; F16H61/68; F16H61/684; F16H61/686; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19228
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-20 | 1958-06-21 | 1958-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-20 | 1962-06-21 | 1962-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-20 | 1966-06-21 | 1966-12-21 | $7700.00 | Window Closed / Lapsed |