Patent US3335715A successfully refreshed from Google Patents.
US3335715A
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Fiber optic catheter
Assignee: American Optical Corp
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Filing: 1964-09-18
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Granted: 1967-08-15
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Expires: 1984-09-18
Abstract
No abstract record available.
Inventors
- 👤 Paul G Hugenholtz
- 👤 Michael L Polanyi
- 👤 Robert E Innis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:58
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/00064; A61B1/00071; A61B1/0008; A61B1/005; A61B5/00; A61B5/0059; A61B5/0082; A61B5/0084; A61B5/145; A61B5/1455; A61B5/1459
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A FIBER OPTIC CATHETER INCLUDING A SUBSTANTIAL LENGTH OF A MULTIPLICITY OF FLEXIBLE LIGHT-CONDUCTING FIBERS BUNDLED TOGETHER IN SIDE-BY-SIDE RELATIONSHIP WITH EACH OTHER WITHIN A SHEATH OF FLEXIBLE MATERIAL WHEREIN THE IMPROVEMENT COMPRISES: A FITTING SECURED TO ONE END OF SAID SHEATH, SAID FITTING HAVING AN OPENING THEREIN THROUGH WHICH SAID BUNDLE OF FIBERS IS EXTENDED WITH ONE OF ITS ENDS EXPOSED AS A LIGHT EMITTING AND RECEIVING FACE; SPACER MEANS EXTENDING FROM SAID FITTING ADJACENT THE PERIMETER OF SAID FACE TO A POINT REMOTE THEREFROM; AN EXTENSION INCLUDING A LONG AND THIN TIP OF PLIABLE MATERIAL HAVING ONE OF ITS ENDS FIXED TO SAID SPACER MEANS ADJACENT SAID REMOTE POINT WITH THE MAJOR PORTION OFITS LENGTH BEING FREE TO FLEX LATERALLY IN ALL THROUGH SERPENTINE AND OTHER PASSAGES WHEN INSERTED THEREINTO.
Claim 2
Dependent Claim
132 words
A FIBER OPTIC CATHETER INCLUDING A SUBSTANTIAL LENGTH OF A MULTIPLICITY OF FLEXIBLE LIGHT-CONDUCTING FIBERS BUNDLED TOGETHER IN SIDE-BY-SIDE RELATIONSHIP WITH EACH OTHER WITHIN A SHEATH OF FLEXIBLE MATERIAL WHEREIN THE IMPROVEMENT COMPRISES: A FITTING SECURED TO ONE END OF SAID SHEATH, SAID FITTING HAVING AN OPENING THEREIN THROUGH WHICH SAID BUNDLE OF FIBERS IS EXTENDED WITH ONE OF ITS ENDS EXPOSED AS A LIGHT EMITTING AND RECEIVING FACE; SPACER MEANS EXTENDING FROM SAID FITTING ADJACENT THE PERIMETER OF SAID FACE TO A POINT REMOTE THEREFROM; AN EXTENSION INCLUDING A LONG AND THIN TIP OF PLIABLE MATERIAL HAVING ONE OF ITS ENDS FIXED TO SAID SPACER MEANS ADJACENT SAID REMOTE POINT WITH THE MAJOR PORTION OFITS LENGTH BEING FREE TO FLEX LATERALLY IN ALL THROUGH SERPENTINE AND OTHER PASSAGES WHEN INSERTED THEREINTO.
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) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |