US2502805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mower attachment for tractors
Assignee: Ferguson Harry Inc
•
Filing: 1945-10-19
•
Granted: 1950-04-04
•
Expires: 1965-10-19
Abstract
No abstract record available.
Inventors
- 👤 William G Spurlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:17
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/24; A01D34/243; A01D34/03; A01D34/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-03 | 1953-10-03 | 1954-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-03 | 1957-10-03 | 1958-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-03 | 1961-10-03 | 1962-04-04 | $7700.00 | Window Closed / Lapsed |