Patent US3286087A successfully refreshed from Google Patents.
US3286087A
Expired / Lapsed
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Device for illumination
Assignee: UNITED JEWISH APPEAL OF GREATER NEW YORK
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Filing: 1964-05-08
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Granted: 1966-11-15
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Expires: 1984-05-08
Abstract
No abstract record available.
Inventors
- 👤 Sheldon Edward Emanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:51
CPC Classifications
G; G02; G02B; G02B23/00; G02B23/24; G02B23/2407; G02B23/2461; G02B23/2469
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A DEVICE FOR ILLUMINATION COMPRISING IN COMBINATION A SOURCE OF RADIATION AND A BUNDLE HAVING PLURALITY OF INDIVIDUAL FIBERS FOR CONDUCTING SAID RADIATION AND OPERATING BY INTERNAL REFLECTION OF SAID RADIATION WITHIN SAID FIBERS, SAID BUNDLE BEING DISPOSED IN COOPERATIVE RELATIONSHIP WITH SAID SOURCE OF RADIATION AND THE PROXIMAL END OF SAID BUNDLE RECEIVING SAID RADIATION FROM SAID SOURCE, ESSENTIALLY ALL OF SAID FIBERS BEING PROVIDED WITH COATING MEANS HAVING A LOWER INDEX OF REFRACTION THAN SAID FIBERS, SAID COATING SPACING EACH OF SAID FIBERS FROM ADJACENT FIBERS AND BEING INDEPENDENT FROM THE COATING OF ADJACENT FIBERS AT LEAST ALONG THE MAJOR PART OF THEIR LENGTH, SAID BUNDLE TRANSPORTING SAID RADIATION ALONG SAID FIBERS AND SAID RADIATION EMERGING FROM DISTAL END OF SAID BUNDLE TO PROVIDE THE ILLUMINATION, IN SAID DEVICE, FURTHERMORE, SAID RADIATION SOURCE BEING SPACED APART FROM SAID PROXIMAL END OF SAID BUNDLE RECEIVING SAID RADIATION.
Claim 2
Independent Claim
148 words
A DEVICE FOR ILLUMINATION COMPRISING IN COMBINATION A SOURCE OF RADIATION AND A BUNDLE HAVING PLURALITY OF INDIVIDUAL FIBERS FOR CONDUCTING SAID RADIATION AND OPERATING BY INTERNAL REFLECTION OF SAID RADIATION WITHIN SAID FIBERS, SAID BUNDLE BEING DISPOSED IN COOPERATIVE RELATIONSHIP WITH SAID SOURCE OF RADIATION AND THE PROXIMAL END OF SAID BUNDLE RECEIVING SAID RADIATION FROM SAID SOURCE, ESSENTIALLY ALL OF SAID FIBERS BEING PROVIDED WITH COATING MEANS HAVING A LOWER INDEX OF REFRACTION THAN SAID FIBERS, SAID COATING SPACING EACH OF SAID FIBERS FROM ADJACENT FIBERS AND BEING INDEPENDENT FROM THE COATING OF ADJACENT FIBERS AT LEAST ALONG THE MAJOR PART OF THEIR LENGTH, SAID BUNDLE TRANSPORTING SAID RADIATION ALONG SAID FIBERS AND SAID RADIATION EMERGING FROM DISTAL END OF SAID BUNDLE TO PROVIDE THE ILLUMINATION, IN SAID DEVICE, FURTHERMORE, SAID RADIATION SOURCE BEING SPACED APART FROM SAID PROXIMAL END OF SAID BUNDLE RECEIVING SAID RADIATION.
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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |