US3071399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint for tubular members
Assignee: Star Surgical Instrument and Manufacturing Co
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Filing: 1960-05-23
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Granted: 1963-01-01
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Expires: 1980-05-23
Abstract
No abstract record available.
Inventors
- 👤 David I Cronin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:21
CPC Classifications
F; F16; F16B; F16B17/00; F16B17/004; F16B12/00; F16B12/40; F16B2012/406; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/4994; Y10T29/49947; Y10T29/49948; Y10T403/00; Y10T403/44; Y10T403/447
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A JOINT FOR TUBULAR MEMBERS COMPRISING A FIRST TUBE HAVING A PAIR OF OPPOSING SIDE WALL OPENINGS, A SECOND TUBE EXTENDING THROUGH BOTH OF SAID OPENINGS AND TERMINATING ADJACENT THE OUTER SURFACE OF SAID FIRST TUBE ABOUT ONE OF SAID OPENINGS, AND AN INSERT ELEMENT DISPOSED WITHIN THE PORTION OF THE SECOND TUBE LOCATED WITHIN SAID FIRST TUBE, SAID INSERT ELEMENT HAVING A FLANGED PORTION ENGAGING THE OUTER SURFACE OF SAID FIRST TUBE ABOUT SAID ONE OF SAID OPENINGS, SAID INSERT ELEMENT AND SAID SECOND TUBE BEING AXIALLY CONTRACTED AND BULGING OUTWARDLY WITHIN SAID FIRST TUBE TO LOCK SAID FIRST AND SECOND TUBES TOGETHER, SAID OUTWARDLY BULGING PORTION OF SAID SECOND TUBE BEING DISPOSED ADJACENT SAID ONE OPENING AND HAVING INNER AND OUTER DIAMETERS EXCEEDING THE DIAMETER OF SAID ONE OPENING, SAID FLANGED PORTION BEARING TIGHTLY AGAINST SAID OUTER SURFACE FOR LIMITING THE AXIAL CONTRACTION OF SAID SECOND TUBE IN ONE DIRECTION.
Claim 2
Dependent Claim
152 words
A JOINT FOR TUBULAR MEMBERS COMPRISING A FIRST TUBE HAVING A PAIR OF OPPOSING SIDE WALL OPENINGS, A SECOND TUBE EXTENDING THROUGH BOTH OF SAID OPENINGS AND TERMINATING ADJACENT THE OUTER SURFACE OF SAID FIRST TUBE ABOUT ONE OF SAID OPENINGS, AND AN INSERT ELEMENT DISPOSED WITHIN THE PORTION OF THE SECOND TUBE LOCATED WITHIN SAID FIRST TUBE, SAID INSERT ELEMENT HAVING A FLANGED PORTION ENGAGING THE OUTER SURFACE OF SAID FIRST TUBE ABOUT SAID ONE OF SAID OPENINGS, SAID INSERT ELEMENT AND SAID SECOND TUBE BEING AXIALLY CONTRACTED AND BULGING OUTWARDLY WITHIN SAID FIRST TUBE TO LOCK SAID FIRST AND SECOND TUBES TOGETHER, SAID OUTWARDLY BULGING PORTION OF SAID SECOND TUBE BEING DISPOSED ADJACENT SAID ONE OPENING AND HAVING INNER AND OUTER DIAMETERS EXCEEDING THE DIAMETER OF SAID ONE OPENING, SAID FLANGED PORTION BEARING TIGHTLY AGAINST SAID OUTER SURFACE FOR LIMITING THE AXIAL CONTRACTION OF SAID SECOND TUBE IN ONE DIRECTION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |