US2885799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tree felling machine
Assignee: Individual
•
Filing: 1956-04-04
•
Granted: 1959-05-12
•
Expires: 1976-04-04
Abstract
No abstract record available.
Inventors
- 👤 Robert G Letourneau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:32
CPC Classifications
A; A01; A01G; A01G23/00; A01G23/02; A01G23/06; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18832; Y10T74/18848
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USRE23895E
Cited
US403811A
Cited
US1319058A
Cited
US268947A
Cited
US922450A
Cited
US1027286A
Cited
US1049697A
Cited
US1455575A
Cited
US1554131A
Cited
US1719313A
Cited
US2191048A
Cited
US2462314A
Cited
US2436510A
Cited
US2535099A
Cited
US2542952A
Cited
US2618871A
Cited
US2781927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |