US2843399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety joint with detent latch means disengageable without rotation
Assignee: Individual
•
Filing: 1955-02-16
•
Granted: 1958-07-15
•
Expires: 1975-02-16
Abstract
No abstract record available.
Inventors
- 👤 Bryant P Arterbury
- 👤 Clifford L Rawe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:30
CPC Classifications
E; E21; E21B; E21B17/00; E21B17/02; E21B17/04; E21B17/06; F; F16; F16L; F16L37/00; F16L37/22; F16L37/23
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US573695A
Cited
US367578A
Cited
GB190813936A
Cited
US967395A
Cited
US1273896A
Cited
US1637908A
Cited
US2159242A
Cited
US2586015A
Cited
US2401119A
Cited
US2366067A
Cited
US2532686A
Cited
US2502886A
Cited
US2564915A
Cited
US2485763A
Cited
US2537183A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |