Patent US3886794A successfully refreshed from Google Patents.
Patent US2483111A successfully refreshed from Google Patents.
US2483111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-locking hitch pin
Assignee: Individual
•
Filing: 1946-04-23
•
Granted: 1949-09-27
•
Expires: 1966-04-23
Abstract
No abstract record available.
Inventors
- 👤 Spillman Amos La Clair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:16
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/01; B60D1/02; B60D1/025; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1022; Y10T292/1031
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE532113C
Cited
US2077825A
Cited
US2180558A
Cited
US2224522A
Cited
US2367874A
Cited
US2436210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |