US3097001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unlatching joint apparatus
Assignee: Lebus Royalty Co
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Filing: 1959-06-08
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Granted: 1963-07-09
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Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 Sr Franklin L Lebus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:01
CPC Classifications
E; E21; E21B; E21B17/00; E21B17/02; E21B17/04; E21B17/06; Y; Y10; Y10S; Y10S285/00; Y10S285/922
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A SAFETY JOINT COMPRISING AN INNER SLEEVE, AN OUTER SLEEVE TELESCOPICALLY ARRANGED WITH THE INNER SLEEVE, SPLINE MEANS ON AND COOPERATING BETWEEN THE INNNER AND OUTER SLEEVES AND RESPONSIVE TO A SIMULTANEOUS DOWNWARD AND RIGHT HAND ROTATION OF THE OUTER SLEEVE TO LATCH THE OUTER SLEEVE TO THE INNER SLEEVE, SAID SPLINE MEANS RESPONSIVE TO AN UPWARD MOVEMENT OF THE OUTER SLEEVE FOLLOWED BY A SUBSEQUENT DOWNWARD AND RIGHT HAND ROTATION OF THE OUTER SLEEVE FOR UNLATCHING THE OUTER SLEEVE FROM THE INNER SLEEVE, AND YIELDING MEANS ON ONE OF SAID SLEEVE HAVING FIRST SURFACE MEANS ADAPTED FOR COOPERATION WITH THE SPLINE MEANS TO PRECLUDE A LEFT HAND ROTATION OF THE OUTER SLEEVE WITH RESPECT TO THE INNER SLEEVE AND HAVING SECOND SURFACE MEANS COOPERATING WITH THE SPLINE MEANS FOR DEPRESSING
Claim 2
Dependent Claim
131 words
A SAFETY JOINT COMPRISING AN INNER SLEEVE, AN OUTER SLEEVE TELESCOPICALLY ARRANGED WITH THE INNER SLEEVE, SPLINE MEANS ON AND COOPERATING BETWEEN THE INNNER AND OUTER SLEEVES AND RESPONSIVE TO A SIMULTANEOUS DOWNWARD AND RIGHT HAND ROTATION OF THE OUTER SLEEVE TO LATCH THE OUTER SLEEVE TO THE INNER SLEEVE, SAID SPLINE MEANS RESPONSIVE TO AN UPWARD MOVEMENT OF THE OUTER SLEEVE FOLLOWED BY A SUBSEQUENT DOWNWARD AND RIGHT HAND ROTATION OF THE OUTER SLEEVE FOR UNLATCHING THE OUTER SLEEVE FROM THE INNER SLEEVE, AND YIELDING MEANS ON ONE OF SAID SLEEVE HAVING FIRST SURFACE MEANS ADAPTED FOR COOPERATION WITH THE SPLINE MEANS TO PRECLUDE A LEFT HAND ROTATION OF THE OUTER SLEEVE WITH RESPECT TO THE INNER SLEEVE AND HAVING SECOND SURFACE MEANS COOPERATING WITH THE SPLINE MEANS FOR DEPRESSING
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |