US3386840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article containing silicon carbon fibers
Assignee: Monsanto Co
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Filing: 1964-11-24
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Granted: 1968-06-04
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Expires: 1984-11-24
Abstract
No abstract record available.
Inventors
- 👤 Bernard A Gruber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:34
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/71; C04B35/78; C04B35/80; B; B22; B22C; B22C3/00; B22D; B22D19/00; B22D19/02; C04B14/00; C04B14/38; C04B14/46; C04B14/4687; C04B14/4693; C04B33/00; C04B33/36; C04B35/01; C04B35/16; C04B35/18; C04B35/515; C04B35/52; C04B35/522; C04B35/622; C04B35/62227; C04B35/62272; C04B35/62277; C04B35/62281; C08; C08K; C08K7/00; C08K7/02; C08K7/04; C08K7/10; B22F; B22F2998/00; B22F2998/10; B22F2999/00; C04B2235/00; C04B2235/02; C04B2235/30; C04B2235/34; C04B2235/3418; C04B2235/38; C04B2235/3817; C04B2235/3826; C04B2235/46; C04B2235/50; C04B2235/52; C04B2235/5208; C04B2235/526; C04B2235/5264; C04B2235/60; C04B2235/602; C04B2235/6028; C04B2235/70; C04B2235/74; C04B2235/79; C22; C22C; C22C47/00; C22C47/02; C22C47/04; C22C47/08; C22C47/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A FABRICATED ARTICLE OF IMPROVED STRENGTH WHICH COMPRISES A CONTINUOUS MATERIAL SELECTED FROM THE GROUP CONSISTING OF OXIDES, CERAMICS AND POLYMERIZED ORGANIC MONOMERS HAVING DISPERSED THEREIN FIBROUS BETA SILICON CARBIDE.
Claim 2
Dependent Claim
30 words
A FABRICATED ARTICLE OF IMPROVED STRENGTH WHICH COMPRISES A CONTINUOUS MATERIAL SELECTED FROM THE GROUP CONSISTING OF OXIDES, CERAMICS AND POLYMERIZED ORGANIC MONOMERS HAVING DISPERSED THEREIN FIBROUS BETA SILICON CARBIDE.
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) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |