US2974469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mower with extensible mounting frame and power transmitting means
Assignee: Individual
•
Filing: 1957-01-14
•
Granted: 1961-03-14
•
Expires: 1977-01-14
Abstract
No abstract record available.
Inventors
- 👤 Smith Alexander
- 👤 Jr Burton D Baggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:04
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/64; A01D34/66; A01D34/661; A01D34/835; A01D34/86
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1911516A
Cited
US1397365A
Cited
US1953394A
Cited
US2165851A
Cited
US2528116A
Cited
US2777272A
Cited
US2815048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-13 | 1964-09-12 | 1965-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-13 | 1968-09-12 | 1969-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-13 | 1972-09-12 | 1973-03-14 | $7700.00 | Window Closed / Lapsed |