US2425204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear shifting mechanism
Assignee: Dana Inc
•
Filing: 1945-05-26
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Granted: 1947-08-05
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Expires: 1965-05-26
Abstract
No abstract record available.
Inventors
- 👤 Elmer J Barth
- 👤 Marion F Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:11
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/30; F16H63/3016; F16H59/00; F16H59/02; F16H59/04; F16H59/042; F16H61/00; F16H61/24; F16H63/08; F16H63/20; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/20085; Y10T74/20104; Y10T74/20116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2197938A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-04 | 1951-02-03 | 1951-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-04 | 1955-02-03 | 1955-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-04 | 1959-02-03 | 1959-08-05 | $7700.00 | Window Closed / Lapsed |