US3196738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber optical components
Assignee: American Optical Corp
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Filing: 1960-08-30
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Granted: 1965-07-27
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Expires: 1980-08-30
Abstract
No abstract record available.
Inventors
- 👤 Jr John W Hicks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:35
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/04; G02B6/06; G02B6/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
68 words
AN OPTICAL COMPONENT OF THE CHARACTER DESCRIBED COMPRISING A LONG AND SLENDER SINGLE STRAND OF LIGHT-CONDUCTING MATERIAL HAVING RELATIVELY HIGH REFRACTIVE INDEX, COATED WITH A MATERIAL OF RELATIVELY LOW REFRACTIVE INDEX, SAID STRAND BEING UNIFORMLY CROSS-SECTIONALLY CONTOURED TO THE CONFIGURATION OF A BUTTERFLY SHAPED RE-ENTERING POLYGON HAVING A PAIR OF OPPOSITELY DISPOSED SUBSTANTIALLY PLANE PARALLEL SIDES JOINED BY A PAIR OF CONCAVE V-SHAPED SIDES DISPOSED OPPOSITE ONE ANOTHER.
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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |