US2855835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hitch device
Assignee: Deere and Co
•
Filing: 1953-07-16
•
Granted: 1958-10-14
•
Expires: 1973-07-16
Abstract
No abstract record available.
Inventors
- 👤 Herman E Altgelt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:17
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/06; A01B59/066; A01B59/067
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) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |