US2740462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat structure of a power lawn mower sulky
Assignee: LOCKE STEEL CHAIN CO
•
Filing: 1951-06-06
•
Granted: 1956-04-03
•
Expires: 1971-06-06
Abstract
No abstract record available.
Inventors
- 👤 Henry J Stegeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:25
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/46; A01D34/47; A01D34/475; A01D67/00; A01D67/04; 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)
US183964A
Cited
US294328A
Cited
US524893A
Cited
US651539A
Cited
US1163603A
Cited
US1543304A
Cited
US1587366A
Cited
GB281823A
Cited
US1680236A
Cited
US1944584A
Cited
US2146145A
Cited
US2221278A
Cited
US2457885A
Cited
US2533573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-03 | 1959-10-03 | 1960-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-03 | 1963-10-03 | 1964-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-03 | 1967-10-03 | 1968-04-03 | $7700.00 | Window Closed / Lapsed |