Patent US2283951A successfully refreshed from Google Patents.
US3343023A
Expired / Lapsed
US
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Cathode-ray tube having an improved fiber optic face plate
Assignee: OI Glass Inc
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Filing: 1964-11-04
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Granted: 1967-09-19
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Expires: 1984-11-04
Abstract
No abstract record available.
Inventors
- 👤 Frederic L Bishop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:18
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/86; H01J29/89; H01J29/892; C; C03; C03C; C03C4/00; C03C4/12; H01J29/02; H01J29/10; H01J29/18; H01J29/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
IN A FIBER OPTICAL IMAGE TRANSFER DEVICE COMPRISING A PLURALITY OF LIGHT-CONDUCTING OPTICAL FIBERS SECURED TOGETHER IN SIDE-BY-SIDE RELATION SO THAT CORRESPONDING OPPOSITE ENDS OF THE FIBERS COOPERATE TO DEFINE RESPECTIVE RADIATION-RECEIVING AND LIGHT-EMITTING FACES, EACH OF SAID FIBERS HAVING A CORE PART OF A TRANSPARENT MATERIAL OF RELATIVELY HIGH INDEX OF REFRACTION AND A CLADDING OF RELATIVELY LOW INDEX OF REFRACTION, THE IMPROVEMENT WHEREIN
Claim 2
Dependent Claim
65 words
IN A FIBER OPTICAL IMAGE TRANSFER DEVICE COMPRISING A PLURALITY OF LIGHT-CONDUCTING OPTICAL FIBERS SECURED TOGETHER IN SIDE-BY-SIDE RELATION SO THAT CORRESPONDING OPPOSITE ENDS OF THE FIBERS COOPERATE TO DEFINE RESPECTIVE RADIATION-RECEIVING AND LIGHT-EMITTING FACES, EACH OF SAID FIBERS HAVING A CORE PART OF A TRANSPARENT MATERIAL OF RELATIVELY HIGH INDEX OF REFRACTION AND A CLADDING OF RELATIVELY LOW INDEX OF REFRACTION, THE IMPROVEMENT WHEREIN
References Cited (Backward Citations)
US3225193A
Cited
US3237039A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |