US3477439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Riding mower with forward and reverse belt drive
Assignee: Case LLC
•
Filing: 1968-03-20
•
Granted: 1969-11-11
•
Expires: 1988-03-20
Abstract
No abstract record available.
Inventors
- 👤 George J Hamouz
- 👤 James W Zurek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:02
CPC Classifications
F; F16; F16H; F16H9/00; F16H9/02; F16H9/04; A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/64; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2445797A
Cited
US3003574A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |