Patent US2191765A successfully refreshed from Google Patents.
US3190286A
Expired / Lapsed
US
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Flexible viewing probe for endoscopic use
Assignee: Bausch and Lomb Inc
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Filing: 1961-10-31
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Granted: 1965-06-22
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Expires: 1981-10-31
Abstract
No abstract record available.
Inventors
- 👤 Robert W Stokes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:01
CPC Classifications
B; B25; B25J; B25J18/00; B25J18/06; A; A61; A61B; A61B1/00; A61B1/00163; A61B1/00165; A61B1/00174; A61B1/00177; A61B1/005; A61B1/0051; A61B1/0055
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A FLEXIBLE TUBULAR VIEWING PROBE COMPRISING, A PLURALITY OF HOLLOW SEGMENTS COAXIALLY ALIGNED WITH EACH OTHER, A PAIR OF PIVOT ELEMENTS POSITIONED IN ALTERNATE 90 DEGREE ANGULAR RELATIONSHIP INTERMEDIATE SAID SEGMENTS, MEANS DEFINING PAIRS OF DIAMETRICALLY OPPOSED HOLES IN 90 DEGREE ANGULARLY SPACED RELATIONSHIP WITH RECESSED PORTIONS IN SAID SEGMENTS RECEIVING A PORTION OF SAID PIVOT ELEMENTS PROVIDING CONCENTRIC ALIGNMENT AND PIVOTING MEANS FOR ADJACENT SEGMENTS, A PLURALITY OF FLEXIBLE MEMBERS EXTENDING LONGITUDINALLY THROUGH SAID ELEMENTS AND SAID SEGMENTS, FASTENING MEANS ON THE FORWARD END OF SAID PROBE FASTENING SAID FLEXIBLE MEMBERS, AND MEANS TENSIONING SAID MEMBERS FOR PIVOTING ADJACENT SEGMENTS ON SAID ELEMENTS RELATIVE TO EACH OTHER AND THEREBY PROVIDING MEANS FOR FLEXING SAID PROBE.
Claim 2
Dependent Claim
116 words
A FLEXIBLE TUBULAR VIEWING PROBE COMPRISING, A PLURALITY OF HOLLOW SEGMENTS COAXIALLY ALIGNED WITH EACH OTHER, A PAIR OF PIVOT ELEMENTS POSITIONED IN ALTERNATE 90 DEGREE ANGULAR RELATIONSHIP INTERMEDIATE SAID SEGMENTS, MEANS DEFINING PAIRS OF DIAMETRICALLY OPPOSED HOLES IN 90 DEGREE ANGULARLY SPACED RELATIONSHIP WITH RECESSED PORTIONS IN SAID SEGMENTS RECEIVING A PORTION OF SAID PIVOT ELEMENTS PROVIDING CONCENTRIC ALIGNMENT AND PIVOTING MEANS FOR ADJACENT SEGMENTS, A PLURALITY OF FLEXIBLE MEMBERS EXTENDING LONGITUDINALLY THROUGH SAID ELEMENTS AND SAID SEGMENTS, FASTENING MEANS ON THE FORWARD END OF SAID PROBE FASTENING SAID FLEXIBLE MEMBERS, AND MEANS TENSIONING SAID MEMBERS FOR PIVOTING ADJACENT SEGMENTS ON SAID ELEMENTS RELATIVE TO EACH OTHER AND THEREBY PROVIDING MEANS FOR FLEXING SAID PROBE.
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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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |