US3090378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Focusing endoscope
Assignee: Bausch and Lomb Inc
•
Filing: 1960-05-16
•
Granted: 1963-05-21
•
Expires: 1980-05-16
Abstract
No abstract record available.
Inventors
- 👤 Gilbert J Sheldon
- 👤 Gustav A Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:18
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/00163; A61B1/00188
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
IN A DEVICE OF THE CHARACTER DESCRIBED COMPRISING IN COMBINATION, AN ENDOSCOPE INCLUDING AN ELONGATED COHERENT BUNDLE OF OPTICAL FIBERS FOR TRANSMITTING A LIGHT IMAGE FROM THE FRONT TO THE REAR OF SAID ENDOSCOPE, AN OPTICAL OBJECTIVE MEANS MOUNTED IN THE FRONT OF SAID ENDOSCOPE FOR PROJECTING AN IMAGE ON THE FRONT FACE OF SAID BUNDLE OF OPTICAL FIBERS, FOCUSING MEANS CONTROLLABLY MOVING THE FRONT FACE OF SAID BUNDLE OF FIBERS SELECTIVELY TO AND FROM SAID OBJECTIVE MEANS TO FOCUS SAID IMAGE RECEIVED FROM SAID OBJECTIVE MEANS ON SAID FRONT FACE INCLUDING, ACTUATING MEANS MOUNTED AT THE REAR OF SAID ENDOSCOPE FLEXIBLE TENSION MEANS COMPRISING TWO LONGITUDINALLY EXTENDING PORTIONS CONNECTING SAID ACTUATING MEANS WITH THE FRONT PORTION OF SAID BUNDLE FOR MOVING THE FRONT FACE OF SAID BUNDLE MEANS TO PROVIDE COINCIDENTAL RELATIONSHIP BETWEEN THE FRONT FACE OF SAID OPTICAL FIBERS AND THE IMAGE PROJECTED BY SAID OPTICAL MEANS.
Claim 2
Dependent Claim
149 words
IN A DEVICE OF THE CHARACTER DESCRIBED COMPRISING IN COMBINATION, AN ENDOSCOPE INCLUDING AN ELONGATED COHERENT BUNDLE OF OPTICAL FIBERS FOR TRANSMITTING A LIGHT IMAGE FROM THE FRONT TO THE REAR OF SAID ENDOSCOPE, AN OPTICAL OBJECTIVE MEANS MOUNTED IN THE FRONT OF SAID ENDOSCOPE FOR PROJECTING AN IMAGE ON THE FRONT FACE OF SAID BUNDLE OF OPTICAL FIBERS, FOCUSING MEANS CONTROLLABLY MOVING THE FRONT FACE OF SAID BUNDLE OF FIBERS SELECTIVELY TO AND FROM SAID OBJECTIVE MEANS TO FOCUS SAID IMAGE RECEIVED FROM SAID OBJECTIVE MEANS ON SAID FRONT FACE INCLUDING, ACTUATING MEANS MOUNTED AT THE REAR OF SAID ENDOSCOPE FLEXIBLE TENSION MEANS COMPRISING TWO LONGITUDINALLY EXTENDING PORTIONS CONNECTING SAID ACTUATING MEANS WITH THE FRONT PORTION OF SAID BUNDLE FOR MOVING THE FRONT FACE OF SAID BUNDLE MEANS TO PROVIDE COINCIDENTAL RELATIONSHIP BETWEEN THE FRONT FACE OF SAID OPTICAL FIBERS AND THE IMAGE PROJECTED BY SAID OPTICAL MEANS.
References Cited (Backward Citations)
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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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |