US3323523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intravenous catheter assembly with divisible needle sheath portions
Assignee: Abbott Laboratories
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Filing: 1964-11-18
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Granted: 1967-06-06
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Expires: 1984-11-18
Abstract
No abstract record available.
Inventors
- 👤 Henry M Scislowicz
- 👤 Glenn L Beall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:38
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/06; A61M25/0105; A61M25/0111
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
IN A VENOUS CATHETER ASSEMBLY, A COMBINATION COMPRISING: A HUB MEMBER HAVING A BORE THERETHROUGH; A CANNULA IN AXIAL ALIGNMENT WITH SAID HUB MEMBER AND HAVING A POINTED END, THE END OF THE CANNULA OPPOSITE THE POINTED END BEING IN FLUID TIGHT ENGAGEMENT WITH THE HUB TO FORM A PASSAGEWAY THROUGH THE HUB AND THE CANNULA; A SHEATH DISPOSED AROUND SAID CANNULA, SAID SHEATH HAVING TWO SYMMETRICAL HALVES SWINGABLY MOUNTED ON THE HUB SO AS TO FORM A PROTECTIVE CLOSURE FOR THE CANNULA WHEN IN A CLOSED POSITION; AN ADAPTOR HAVING A PASSAGE THERETHROUGH AND ENGAGEABLE WITH THE BORE OF THE HUB; A CATHETER SLIDABLY MOUNTED IN THE CANNULA AND THE HUB AND IN FLUID TIGHT ENGAGEMENT WITH THE ADAPTOR; A HOLLOW CAP ENGAGEABLE WITH THE ADAPTOR; AND A STIFFENER SLIDABLY DISPOSED WITHIN THE CATHETER, THE PROXIMAL END OF SAID STIFFENER BEING AFFIXED TO THE CAP, SAID STIFFENER RENDERING THE CATHETER SOMEWHAT RIGID AND BEING REMOVABLE AFTER THE CATHETER IS INSERTED IN POSITION.
Claim 2
Dependent Claim
163 words
IN A VENOUS CATHETER ASSEMBLY, A COMBINATION COMPRISING: A HUB MEMBER HAVING A BORE THERETHROUGH; A CANNULA IN AXIAL ALIGNMENT WITH SAID HUB MEMBER AND HAVING A POINTED END, THE END OF THE CANNULA OPPOSITE THE POINTED END BEING IN FLUID TIGHT ENGAGEMENT WITH THE HUB TO FORM A PASSAGEWAY THROUGH THE HUB AND THE CANNULA; A SHEATH DISPOSED AROUND SAID CANNULA, SAID SHEATH HAVING TWO SYMMETRICAL HALVES SWINGABLY MOUNTED ON THE HUB SO AS TO FORM A PROTECTIVE CLOSURE FOR THE CANNULA WHEN IN A CLOSED POSITION; AN ADAPTOR HAVING A PASSAGE THERETHROUGH AND ENGAGEABLE WITH THE BORE OF THE HUB; A CATHETER SLIDABLY MOUNTED IN THE CANNULA AND THE HUB AND IN FLUID TIGHT ENGAGEMENT WITH THE ADAPTOR; A HOLLOW CAP ENGAGEABLE WITH THE ADAPTOR; AND A STIFFENER SLIDABLY DISPOSED WITHIN THE CATHETER, THE PROXIMAL END OF SAID STIFFENER BEING AFFIXED TO THE CAP, SAID STIFFENER RENDERING THE CATHETER SOMEWHAT RIGID AND BEING REMOVABLE AFTER THE CATHETER IS INSERTED IN POSITION.
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) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |