US4895427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber optic cable
Assignee: Corning Research and Development Corp
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Filing: 1984-11-13
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Granted: 1990-01-23
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Expires: 2004-11-13
Abstract
Abstract Fiber optic cable comprising an elongated strength member, a plurality of optical fiber carrying means disposed around the outer periphery of the strength member and a plastic jacket circumscribing the optical fiber carrying means. The optical fiber carrying means comprises a tube, a plurality of optical fibers, at least one ribbon member disposed in the tube, and least one of the optical fibers being removably affixed to the ribbon member.
Inventors
- 👤 Heinrich A. Kraft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:47
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/44; G02B6/4401; G02B6/4429; G02B6/443; G02B6/4431; G02B6/4403; G02B6/4434; G02B6/4479; G02B6/4482
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
44 words
A fiber optic cable, comprising: (a) a tube in an optical cable; and (b) a ribbon having two sides each having a plurality of slots disposed in the tube; and (c) a plurality of optical fibers, each optical fiber disposed in a ribbon slot.
Claim 2
Dependent Claim
44 words
A fiber optic cable, comprising: (a) a tube in an optical cable; and (b) a ribbon having two sides each having a plurality of slots disposed in the tube; and (c) a plurality of optical fibers, each optical fiber disposed in a ribbon slot.
Claim 3
Dependent Claim
24 words
A fiber optic cable as recited in claim 1, wherein at least one slot on each side of the ribbon carries an optical fiber.
Claim 4
Dependent Claim
33 words
A fiber optic cable as recited in claim 2, wherein each optical fiber is held in a ribbon slot having substantially the same transverse width as the optical fiber disposed in the slot.
Claim 5
Dependent Claim
19 words
A fiber optic cable as recited in claim 3 wherein the two sides of the ribbon have different colors.
Claim 6
Dependent Claim
28 words
A fiber optic cable as recited in claim 1, wherein each ribbon slot comprises a first section of one width and a second section of a different width.
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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) | 1993-01-22 | 1993-07-24 | 1994-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-01-22 | 1997-07-24 | 1998-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-01-22 | 2001-07-24 | 2002-01-23 | $7700.00 | Window Closed / Lapsed |