Patent US4310017A successfully refreshed from Google Patents.
US3147749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical instrument for conization of the cervix
Assignee: Individual
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Filing: 1961-10-30
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Granted: 1964-09-08
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Expires: 1981-10-30
Abstract
No abstract record available.
Inventors
- 👤 Charles W Marsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:20
CPC Classifications
A; A61; A61B; A61B10/00; A61B10/02; A61B10/0291; A61B17/00; A61B17/32; A61B17/3205; A61B17/32053
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A SURGICAL INSTRUMENT FOR CONIZATION OF THE CERVIX COMPRISING AN ELONGATE SHANK HAVING A PROJECTING PROXIMAL TIP PORTION FOR INSERTION INTO THE CERVIX, A PARI OF SEMISPHERICAL BLADES PIVOTALLY MOUNTED ON SAID SHANK AND SURROUNDING AN INNER PORTION OF SAID TIP PORTION OF THE SHANK, SAID BLADES HAVING COOPERATING SHARPENED EDGES WHICH WHEN CLOSED WILL EXCISE A SUBSTANTIALLY HEMISPHERICAL SPECIMEN, AND MEANS OPERABLE FROM THE DISTAL PORTION OF SAID SHANK FOR OPENING AND CLOSING SAID BLADES, THE PIVOT AXIS OF SAID BLADES BEING SUBSTANTIALLY ON A MAJOR DIAMETER OF THE BLADES AND INTERSECTING SAID TIP PORTION.
Claim 2
Dependent Claim
96 words
A SURGICAL INSTRUMENT FOR CONIZATION OF THE CERVIX COMPRISING AN ELONGATE SHANK HAVING A PROJECTING PROXIMAL TIP PORTION FOR INSERTION INTO THE CERVIX, A PARI OF SEMISPHERICAL BLADES PIVOTALLY MOUNTED ON SAID SHANK AND SURROUNDING AN INNER PORTION OF SAID TIP PORTION OF THE SHANK, SAID BLADES HAVING COOPERATING SHARPENED EDGES WHICH WHEN CLOSED WILL EXCISE A SUBSTANTIALLY HEMISPHERICAL SPECIMEN, AND MEANS OPERABLE FROM THE DISTAL PORTION OF SAID SHANK FOR OPENING AND CLOSING SAID BLADES, THE PIVOT AXIS OF SAID BLADES BEING SUBSTANTIALLY ON A MAJOR DIAMETER OF THE BLADES AND INTERSECTING SAID TIP PORTION.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |