US3261357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extractor for peritoneal entry device
Assignee: Don Baxter Inc
•
Filing: 1963-08-26
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Granted: 1966-07-19
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Expires: 1983-08-26
Abstract
No abstract record available.
Inventors
- 👤 Roberts Martin
- 👤 Stuart M White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:20
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/02; A61M1/00; A61M1/14; A61M1/28; A61M1/285; A61M25/04; A61M2025/0213; A61M2025/0233; Y; Y10; Y10S; Y10S411/00; Y10S411/918; Y10S411/924; Y10S411/929; Y10S411/937; Y10T; Y10T29/00; Y10T29/53; Y10T29/53909; Y10T29/53943; Y10T29/53952
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
IN COMBINATION: A. A MEDICAL DEVICE HAVING AN OUTER TUBE AND AN INNER TUBE LONGITUDINALLY SLIDEABLE WITHIN THE OUTER TUBE; AND B. AN EXTRACTOR REMOVABLY ATTACHED TO THE MEDICAL DEVICE FOR LONGITUDINALLY SLIDING THE INNER TUBE RELATIVE TO THE OUTER TUBE, SAID EXTRACTOR COMPRISING (1) A TOP PLUNGER GUIDE MEMBER HAVING A GUIDE HOLE, (2) A MOVABLE PLUNGER MEMBER FITTED WITHIN THE GUIDE HOLE IN SAID TOP PLUNGER GUIDE MEMBER, SAID PLUNGER ADAPTED WHEN URGED BY MANUAL FORCE TO PUSH THE INNER TUBE FURTHER INTO THE OUTER TUBE OF SAID MEDICAL DEVICE, (3) A SIDE MEMBER CONNECTED TO EACH SIDE OF SAID TOP PLUNGER GUIDE MEMBER AND EXTENDING DOWNWARDLY THEREFROM, AND (4) A LATERALLY MOVABLE SPRING BIASED CLAMPING JAW EXTENDING INWARDLY AND CONNECTED TO EACH OF SAID SIDE MEMBERS AT A LOCATING SPACED FROM THE TOP PLUNGER GUIDE MEMBER, EACH CLAMPING
Claim 2
Dependent Claim
141 words
IN COMBINATION: A. A MEDICAL DEVICE HAVING AN OUTER TUBE AND AN INNER TUBE LONGITUDINALLY SLIDEABLE WITHIN THE OUTER TUBE; AND B. AN EXTRACTOR REMOVABLY ATTACHED TO THE MEDICAL DEVICE FOR LONGITUDINALLY SLIDING THE INNER TUBE RELATIVE TO THE OUTER TUBE, SAID EXTRACTOR COMPRISING (1) A TOP PLUNGER GUIDE MEMBER HAVING A GUIDE HOLE, (2) A MOVABLE PLUNGER MEMBER FITTED WITHIN THE GUIDE HOLE IN SAID TOP PLUNGER GUIDE MEMBER, SAID PLUNGER ADAPTED WHEN URGED BY MANUAL FORCE TO PUSH THE INNER TUBE FURTHER INTO THE OUTER TUBE OF SAID MEDICAL DEVICE, (3) A SIDE MEMBER CONNECTED TO EACH SIDE OF SAID TOP PLUNGER GUIDE MEMBER AND EXTENDING DOWNWARDLY THEREFROM, AND (4) A LATERALLY MOVABLE SPRING BIASED CLAMPING JAW EXTENDING INWARDLY AND CONNECTED TO EACH OF SAID SIDE MEMBERS AT A LOCATING SPACED FROM THE TOP PLUNGER GUIDE MEMBER, EACH CLAMPING
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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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |