US2918364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming pellets of finely divided coked carbonaceous material and finely divided non-fusing material
Assignee: Lesher and Associates Inc
•
Filing: 1957-10-30
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Granted: 1959-12-22
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Expires: 1977-10-30
Abstract
No abstract record available.
Inventors
- 👤 Carl E Lesher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:43
CPC Classifications
C; C22; C22B; C22B1/00; C22B1/14; C22B1/24; C22B1/2413; C22B1/242; C22B1/244
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2477412A
Cited
US2812249A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |