Patent US2918775A successfully refreshed from Google Patents.
US2918775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-propelled rotary mower
Assignee: YARD MAN Inc
•
Filing: 1955-10-25
•
Granted: 1959-12-29
•
Expires: 1975-10-25
Abstract
No abstract record available.
Inventors
- 👤 Hollerith Charles
- 👤 John C Flansburgh
- 👤 Darrell C White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:46
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D2101/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2513685A
Cited
US2598768A
Cited
US2701436A
Cited
US2708484A
Cited
US2760589A
Cited
US2795914A
Cited
US2740246A
Cited
US2787107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |