US2770085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power mower with frusto-spherical ground shoe
Assignee: Individual
•
Filing: 1953-12-11
•
Granted: 1956-11-13
•
Expires: 1973-12-11
Abstract
No abstract record available.
Inventors
- 👤 Myron P Laughlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:53
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2471367A
Cited
US2549317A
Cited
US2564201A
Cited
US2636333A
Cited
US2603301A
Cited
US2597774A
Cited
US2669826A
Cited
FR1007559A
Cited
US2707363A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-13 | 1960-05-14 | 1960-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-13 | 1964-05-14 | 1964-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-13 | 1968-05-14 | 1968-11-13 | $7700.00 | Window Closed / Lapsed |