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US4511663A
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Fiber-reinforced composites
Assignee: Corning Glass Works
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Filing: 1984-08-09
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Granted: 1985-04-16
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Expires: 2004-08-09
Abstract
Abstract There is disclosed a fiber-reinforced composite having improved mechanical strength and being composed of metal-coated, carbon fibers embodied within a glass or glass-ceramic matrix.
Inventors
- 👤 Mark P. Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:03
CPC Classifications
B; B32; B32B; B32B13/00; C; C03; C03C; C03C14/00; C03C14/002; C03C2214/00; C03C2214/02; C03C2214/03; C03C2214/08; C03C2214/20; Y; Y10; Y10S; Y10S264/00; Y10S264/19; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2918; Y10T428/2933; Y10T428/294; Y10T428/30
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
22 words
A fiber-reinforced composite having an improved mechanical strength and being composed of metal-coated, carbon fibers embodied within a glass or glass-ceramic matrix.
Claim 2
Dependent Claim
22 words
A fiber-reinforced composite having an improved mechanical strength and being composed of metal-coated, carbon fibers embodied within a glass or glass-ceramic matrix.
Claim 3
Dependent Claim
17 words
A composite in accordance with claim 1 wherein the metal coating is 0.01 to 1.0 micron thick.
Claim 4
Dependent Claim
15 words
A composite in accordance with claim 1 wherein the carbon fibers have a nickel coating.
Claim 5
Dependent Claim
13 words
A composite in accordance with claim 1 wherein the matrix is a glass.
Claim 6
Dependent Claim
14 words
A composite in accordance with claim 1 wherein the matrix is a crystallized glass-ceramic.
Claim 7
Dependent Claim
13 words
The composite of claim 5 wherein the glass-ceramic has a beta-quartz crystal phase.
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) | 1988-04-15 | 1988-10-15 | 1989-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-04-15 | 1992-10-15 | 1993-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-04-15 | 1996-10-15 | 1997-04-16 | $7700.00 | Window Closed / Lapsed |