US2668408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reciprocating power mower, steered by walking attendant
Assignee: Individual
•
Filing: 1951-02-10
•
Granted: 1954-02-09
•
Expires: 1971-02-10
Abstract
No abstract record available.
Inventors
- 👤 Karl J Klenk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:07
CPC Classifications
B; B62; B62D; B62D51/00; B62D51/007; A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/08; B62D51/001
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1952174A
Cited
US1950748A
Cited
US2282238A
Cited
US2541177A
Cited
US2523171A
Cited
US2584512A
Cited
US2555881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-08 | 1957-08-10 | 1958-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-08 | 1961-08-10 | 1962-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-08 | 1965-08-10 | 1966-02-09 | $7700.00 | Window Closed / Lapsed |