Patent US3241554A successfully refreshed from Google Patents.
US3241554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Peritoneal dialysis entry device
Assignee: Don Baxter Inc
•
Filing: 1963-08-14
•
Granted: 1966-03-22
•
Expires: 1983-08-14
Abstract
No abstract record available.
Inventors
- 👤 Coanda George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:51
CPC Classifications
A; A61; A61M; A61M39/00; A61M39/02; A61M39/0247; A61M1/00; A61M1/14; A61M1/28; A61M1/285; A61M25/00; A61M25/01; A61M25/02; A61M25/04; A61M2025/0213; A61M2025/0233; A61M2039/0273; Y; Y10; Y10S; Y10S128/00; Y10S128/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN A PERITONEAL ENTRY DEVICE COMPRISING TWO TELESCOPED TUBES HAVING INNER AND OUTER ENDS FIXEDLY SECURED AT SAID END AND HAVING RELATIE AXIAL MOVEMENT, THE OUTER TUBE INCLUDING EXPANDABLE AND RETRACTIBLE RETAINING WINGS ADJACENT SAID INNER END OPERABLE BY RELATIVE MOVEMENT OF SAID INNER TUBE WITH RESPECT TO SAID OUTER TUBE, SAID INNER TUBE INCLUDING AN AXIAL THROUGH BORE, A CATHETER TUBE REMOVABLE DISPOSED IN SAID INNER TUBE AND INCLUDING AN ADMINISTRATING END PORTION PROJECTING BEYOND SAID INNER END OF SAID OUTER TUBE, CLAMPING-AND-LOCKING MEANS CIRCUMPOSED ABOUT THE OUTER ENDS
Claim 2
Dependent Claim
90 words
IN A PERITONEAL ENTRY DEVICE COMPRISING TWO TELESCOPED TUBES HAVING INNER AND OUTER ENDS FIXEDLY SECURED AT SAID END AND HAVING RELATIE AXIAL MOVEMENT, THE OUTER TUBE INCLUDING EXPANDABLE AND RETRACTIBLE RETAINING WINGS ADJACENT SAID INNER END OPERABLE BY RELATIVE MOVEMENT OF SAID INNER TUBE WITH RESPECT TO SAID OUTER TUBE, SAID INNER TUBE INCLUDING AN AXIAL THROUGH BORE, A CATHETER TUBE REMOVABLE DISPOSED IN SAID INNER TUBE AND INCLUDING AN ADMINISTRATING END PORTION PROJECTING BEYOND SAID INNER END OF SAID OUTER TUBE, CLAMPING-AND-LOCKING MEANS CIRCUMPOSED ABOUT THE OUTER ENDS
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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |