US3243349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbon coated, metal carbide particles for nuclear reactor use
Assignee: Individual
•
Filing: 1965-02-08
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Granted: 1966-03-29
•
Expires: 1985-02-08
Abstract
No abstract record available.
Inventors
- 👤 Walter V Goeddel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:50
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/626; B; B01; B01J; B01J2/00; B01J2/006; C; C01; C01B; C01B32/00; C01B32/90; C04; C04B; C04B41/00; C04B41/45; C04B41/4584; C04B41/80; C04B41/81; C23; C23C; C23C16/00; C23C16/22; C23C16/26; G21C7/00; G21C7/02; G21C7/04; G21C7/06; G21C7/24; C01P; C01P2004/00; C01P2004/30; C01P2004/32; C01P2004/80; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
AN IMPROVED METAL CARBIDE PARTICLE HAVING INCREASED THERMAL STABILITY AT HIGH TEMPERATURE ON THE ORDER OF 2000*C., SAID PARTICLE COMPRISING A BODY OF METAL CARBIDE OF THE HIGHEST CARBIDE FORM CONTAINING A CONCENTRATION OF CARBON IN EXCESS OF THE SATURATION CONCENTRATION FOR SAID CARBIDE AT SAID HIGH TEMPERATURES AND AN OUTER PROTECTIVE COATING OF CARBON ENCLOSING SAID BODY.
Claim 2
Dependent Claim
58 words
AN IMPROVED METAL CARBIDE PARTICLE HAVING INCREASED THERMAL STABILITY AT HIGH TEMPERATURE ON THE ORDER OF 2000*C., SAID PARTICLE COMPRISING A BODY OF METAL CARBIDE OF THE HIGHEST CARBIDE FORM CONTAINING A CONCENTRATION OF CARBON IN EXCESS OF THE SATURATION CONCENTRATION FOR SAID CARBIDE AT SAID HIGH TEMPERATURES AND AN OUTER PROTECTIVE COATING OF CARBON ENCLOSING SAID BODY.
References Cited (Backward Citations)
US3151037A
Cited
US3129188A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |