Patent US3297022A successfully refreshed from Google Patents.
US3297022A
Expired / Lapsed
US
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Endoscope
Assignee: American Hospital Supply Corp
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Filing: 1963-09-27
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Granted: 1967-01-10
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:19
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/307; A61B1/00064; A61B1/0011; A61B1/00163; A61B1/00195; A61B1/06; A61B1/07; Y; Y10; Y10S; Y10S600/00; Y10S600/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
AN ENDOSCOPE SUITABLE FOR USE IN EXAMINING INTERNAL CAVITIES, COMPRISING ELONGATED TUBULAR MEANS FORMING SIDE BY SIDE LONGITUDINALLY EXTENDING CHAMBERS, SAID TUBULAR MEANS HAVING A LATERALLY PRESENTED OPENING FORMED THEREIN ADJACENT ONE END THEREOF, A BRIDGE MEMBER EXTENDING TRANSVERSELY OF SAID TUBULAR MEANS IN SAID OPENING, A PLURALITY OF LIGHT-CARRYING FIBERS EXTENDING IN ONE OF SAID CHAMBERS TOWARD AND BEYOND SAID BRIDGE MEMBER WITH SAID FIBERS PASSING TO ONE SIDE OF SAID BRIDGE MEMBER AWAY FROM SAID OPENING, SAID FIBERS ADJACENT SAID BRIDGE MEMBER BEING RIGIDLY ADHERED TOGETHER AND FORMING AN END WALL SAID FIBERS EXTENDING PARTIALLY ABOUT SAID BRIDGE MEMBER WITH SAID END WALL DISPOSED IN SAID OPENING, AND SAID FIBERS AT THE END THEREOF REMOTE FROM SAID BRIDGE MEMBER BEING ADAPTED FOR CONNECTION TO A SOURCE OF LIGHT, WHEREBY LIGHT CONDUCTED BY SAID FIBERS AND EXITING THROUGH SAID END WALL IS DIRECTED PRIMARILY LATERALLY RELATIVE TO SAID TUBULAR MEANS.
Claim 2
Dependent Claim
151 words
AN ENDOSCOPE SUITABLE FOR USE IN EXAMINING INTERNAL CAVITIES, COMPRISING ELONGATED TUBULAR MEANS FORMING SIDE BY SIDE LONGITUDINALLY EXTENDING CHAMBERS, SAID TUBULAR MEANS HAVING A LATERALLY PRESENTED OPENING FORMED THEREIN ADJACENT ONE END THEREOF, A BRIDGE MEMBER EXTENDING TRANSVERSELY OF SAID TUBULAR MEANS IN SAID OPENING, A PLURALITY OF LIGHT-CARRYING FIBERS EXTENDING IN ONE OF SAID CHAMBERS TOWARD AND BEYOND SAID BRIDGE MEMBER WITH SAID FIBERS PASSING TO ONE SIDE OF SAID BRIDGE MEMBER AWAY FROM SAID OPENING, SAID FIBERS ADJACENT SAID BRIDGE MEMBER BEING RIGIDLY ADHERED TOGETHER AND FORMING AN END WALL SAID FIBERS EXTENDING PARTIALLY ABOUT SAID BRIDGE MEMBER WITH SAID END WALL DISPOSED IN SAID OPENING, AND SAID FIBERS AT THE END THEREOF REMOTE FROM SAID BRIDGE MEMBER BEING ADAPTED FOR CONNECTION TO A SOURCE OF LIGHT, WHEREBY LIGHT CONDUCTED BY SAID FIBERS AND EXITING THROUGH SAID END WALL IS DIRECTED PRIMARILY LATERALLY RELATIVE TO SAID TUBULAR MEANS.
References Cited (Backward Citations)
US3091235A
Cited
US3089484A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |