US2776583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive mechanism for crop harvesting vehicles
Assignee: Rockwell Spring and Axle Co
•
Filing: 1954-04-05
•
Granted: 1957-01-08
•
Expires: 1974-04-05
Abstract
No abstract record available.
Inventors
- 👤 John E Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:32
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/20; F16H3/22; F16H3/30; F16H3/32; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1279671A
Cited
US1279575A
Cited
US1490374A
Cited
US1490375A
Cited
US1652699A
Cited
US2183514A
Cited
US2393557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-08 | 1960-07-09 | 1961-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-08 | 1964-07-09 | 1965-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-08 | 1968-07-09 | 1969-01-08 | $7700.00 | Window Closed / Lapsed |