US2207459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making fuel briquettes, and binding agent suitable therefor
Assignee: Ellis Corp Patents & Invest Lt
•
Filing: 1939-03-10
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Granted: 1940-07-09
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Expires: 1959-03-10
Abstract
No abstract record available.
Inventors
- 👤 Futo Andor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:07
CPC Classifications
C; C10; C10L; C10L9/00; C10L9/08; C10L9/083; C10L5/00; C10L5/02; C10L5/06; C10L5/10; C10L5/14; Y; Y02; Y02E; Y02E50/00; Y02E50/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-07-09 | 1944-01-08 | 1944-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-09 | 1948-01-08 | 1948-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-09 | 1952-01-08 | 1952-07-09 | $7700.00 | Window Closed / Lapsed |