US2940486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pruning apparatus
Assignee: RICHARD CO
•
Filing: 1957-08-19
•
Granted: 1960-06-14
•
Expires: 1977-08-19
Abstract
No abstract record available.
Inventors
- 👤 John F Whitmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:03
CPC Classifications
A; A01; A01G; A01G3/00; A01G3/04; Y; Y10; Y10S; Y10S83/00; Y10S83/928; Y10T; Y10T83/00; Y10T83/768; Y10T83/7755; Y10T83/7788
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE170948C
Cited
US40235A
Cited
US1397365A
Cited
US1710749A
Cited
US1645924A
Cited
US1875561A
Cited
US2299129A
Cited
US2354625A
Cited
US2365408A
Cited
US2564032A
Cited
US2633636A
Cited
US2630628A
Cited
US2777483A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |