Patent US3556635A successfully refreshed from Google Patents.
US3556635A
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Fiber optic bundle
Assignee: Dow Chemical Co
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Filing: 1967-05-23
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Granted: 1971-01-19
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Expires: 1987-05-23
Abstract
Abstract A THERMOPLASTIC FIBER OPTIC BUNDLE IS PROVIDED BY SIMULTANEOUS EXTRUSION OF MATRIX, JACKET AND LIGHT CONDUCTING FIBERS TO PROVIDE FIBER OPTIC BUNDLES OF VARYING DEGREES OF STIFFNESS, FLEXIBILITY AND RESOLUTION.
Inventors
- 👤 Walter J Schrenk
- 👤 Douglas S Chisholm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:03
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/44; G02B6/4479; G02B6/448; B; B29; B29C; B29C48/00; B29C48/03; B29C48/12; B29C48/05; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |