US2799053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaped carbon article and process for producing the same
Assignee: Union Carbide Corp
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Filing: 1953-04-02
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Granted: 1957-07-16
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Expires: 1973-04-02
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Gartland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:26
CPC Classifications
H; H05; H05B; H05B7/00; H05B7/02; H05B7/06; H05B7/08; H05B7/085; C; C04; C04B; C04B35/00; C04B35/515; C04B35/52; C04B35/528; C04B35/532
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A PROCESS FOR PRODUCING SHAPED CARBON OBJECTS COMPRISING MIXING FINELY GROUND CARBONACEOUS MATERIAL WITH A BINDING AGENT, BAKING SAID MIXTURE AT A TEMPERATURE BETWEEN 400* AND 700*C., COMMINUTING SAID MIXTURE AND SCREENING THEREFROM BAKED SYNTHETIC PARTICLES, AT LEAST 1/16 INCH IN APPROXIMATE DIAMETER, MIXING SAID BAKED PAR-
Claim 2
Dependent Claim
47 words
A PROCESS FOR PRODUCING SHAPED CARBON OBJECTS COMPRISING MIXING FINELY GROUND CARBONACEOUS MATERIAL WITH A BINDING AGENT, BAKING SAID MIXTURE AT A TEMPERATURE BETWEEN 400* AND 700*C., COMMINUTING SAID MIXTURE AND SCREENING THEREFROM BAKED SYNTHETIC PARTICLES, AT LEAST 1/16 INCH IN APPROXIMATE DIAMETER, MIXING SAID BAKED PAR-
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) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |