Patent US2129259A successfully refreshed from Google Patents.
US2129259A
Expired / Lapsed
US
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Gear change operating means
Assignee: Individual
•
Filing: 1934-06-04
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Granted: 1938-09-06
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Expires: 1954-06-04
Abstract
No abstract record available.
Inventors
- 👤 Solon J Boughton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:15
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/30; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19251; Y10T74/19358; Y10T74/19363; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/20085; Y10T74/20091
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-09-05 | 1942-03-07 | 1942-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-09-05 | 1946-03-07 | 1946-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-09-05 | 1950-03-07 | 1950-09-06 | $7700.00 | Window Closed / Lapsed |