US3411276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power driven rotary mower with pivotal handle
Assignee: FRANK DE BUIGNE
•
Filing: 1967-10-09
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Granted: 1968-11-19
•
Expires: 1987-10-09
Abstract
No abstract record available.
Inventors
- 👤 Buigne Frank De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:08
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/82; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1869746A
Cited
US2498415A
Cited
US2818699A
Cited
US2956386A
Cited
US3192692A
Cited
US3029887A
Cited
US3220170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |