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US3262448A Expired / Lapsed US ⏱️ 0.0 years remaining

Intravenous catheter placement unit

Assignee: Sorenson Research Co Inc
•
Filing: 1963-11-06
•
Granted: 1966-07-26
•
Expires: 1983-11-06
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Abstract

No abstract record available.

Inventors

  • 👤 Wallace H Ring
  • 👤 Jr Karl A Pannier
  • 👤 James L Sorenson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 05:31
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/0105; A61M25/0111

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 124 words
IN A CATHETHER PLACEMENT UNIT, A CANNULATED NEEDLE, HOLLOW HUB MEANS ON SAID NEEDLE, A SLEEVE SLIDABLE IN SAID HUB MEANS, A CATHETER SHEATH HAVING ONE END FRICTIONALLY ENGAGED IN SAID SLEEVE, SAID SHEATH HAVING A SLIT THEREIN EXTENDING LONGITUDINALLY THEREOF, A CATHETER IN SAID SHEATH WITH ONE END EXTENDING INTO SAID NEEDLE, CATHETER ADVANCING MEANS ASSOCIATED WITH SAID SHEATH AND CONNECTED WITH THE OTHER END OF THE CATHETER, MEANS ON SAID ADVANCING MEANS TO OPEN THE SLIT IN SAID SHEATH AS THE ADVANCING MEANS ARE MOVED THEREALONG AND AN END PORTION ON SAID ADVANCING MEANS OF A SIZE TO PUSH SAID SLEEVE OUT OF ENGAGEMENT WITH SAID SHEATH AND SEAT IN THE HUB MEANS OF SAID NEEDLE WHEN THE CATHETER IS FULLY ADVANCED.
Claim 2
Dependent Claim 124 words
IN A CATHETHER PLACEMENT UNIT, A CANNULATED NEEDLE, HOLLOW HUB MEANS ON SAID NEEDLE, A SLEEVE SLIDABLE IN SAID HUB MEANS, A CATHETER SHEATH HAVING ONE END FRICTIONALLY ENGAGED IN SAID SLEEVE, SAID SHEATH HAVING A SLIT THEREIN EXTENDING LONGITUDINALLY THEREOF, A CATHETER IN SAID SHEATH WITH ONE END EXTENDING INTO SAID NEEDLE, CATHETER ADVANCING MEANS ASSOCIATED WITH SAID SHEATH AND CONNECTED WITH THE OTHER END OF THE CATHETER, MEANS ON SAID ADVANCING MEANS TO OPEN THE SLIT IN SAID SHEATH AS THE ADVANCING MEANS ARE MOVED THEREALONG AND AN END PORTION ON SAID ADVANCING MEANS OF A SIZE TO PUSH SAID SLEEVE OUT OF ENGAGEMENT WITH SAID SHEATH AND SEAT IN THE HUB MEANS OF SAID NEEDLE WHEN THE CATHETER IS FULLY ADVANCED.

References Cited (Backward Citations)

US2937643A Cited
US3017884A Cited
US3185152A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-07-25 1970-01-24 1970-07-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-07-25 1974-01-24 1974-07-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-07-25 1978-01-24 1978-07-26 $7700.00 Window Closed / Lapsed

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