US2704498A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plant protecting attachment for a tractor
Assignee: Individual
•
Filing: 1950-06-26
•
Granted: 1955-03-22
•
Expires: 1970-06-26
Abstract
No abstract record available.
Inventors
- 👤 Aura R Furnas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:52
CPC Classifications
A; A01; A01B; A01B39/00; A01B39/20; A01B39/26; Y; Y10; Y10S; Y10S56/00; Y10S56/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US717588A
Cited
US1582414A
Cited
US1785588A
Cited
US1789563A
Cited
US2000260A
Cited
US2247725A
Cited
US2216313A
Cited
US2369154A
Cited
US2333153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-21 | 1958-09-20 | 1959-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-21 | 1962-09-20 | 1963-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-21 | 1966-09-20 | 1967-03-22 | $7700.00 | Window Closed / Lapsed |