US2919980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for gasification of finely divided solid or liquid fuels
Assignee: Beazer East Inc
•
Filing: 1957-10-22
•
Granted: 1960-01-05
•
Expires: 1977-10-22
Abstract
No abstract record available.
Inventors
- 👤 Klapp Arnold
- 👤 Zellerhoff Bruno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:25
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/36; C10; C10J; C10J3/00; C10J3/46; C10J3/466; F; F23; F23B; F23B7/00; F23Q; F23Q13/00; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0933; F23B2700/00; F23B2700/023; Y; Y10; Y10S; Y10S48/00; Y10S48/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB191409154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |