Patent US1141266A successfully refreshed from Google Patents.
US3003533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nut with longitudinally extending spring tongue locking member
Assignee: United Carr Fastener Corp
•
Filing: 1958-05-09
•
Granted: 1961-10-10
•
Expires: 1978-05-09
Abstract
No abstract record available.
Inventors
- 👤 Chester A Hubbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:35
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1855482A
Cited
US2090337A
Cited
US2286982A
Cited
US2454444A
Cited
US2367259A
Cited
US2551102A
Cited
US2563162A
Cited
US2580745A
Cited
US2592128A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |