US2357301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel burning method and apparatus
Assignee: Babcock and Wilcox Co
•
Filing: 1941-03-07
•
Granted: 1944-09-05
•
Expires: 1961-03-07
Abstract
No abstract record available.
Inventors
- 👤 Ervin G Bailey
- 👤 Howard J Kerr
- 👤 Fletcher James
- 👤 George A Watts
- 👤 Kooistra Lambert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:56
CPC Classifications
F; F22; F22B; F22B31/00; F23; F23C; F23C3/00; F23C3/006; F23C3/008; Y; Y10; Y10S; Y10S48/00; Y10S48/02
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) | 1947-09-05 | 1948-03-06 | 1948-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-09-05 | 1952-03-06 | 1952-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-09-05 | 1956-03-06 | 1956-09-05 | $7700.00 | Window Closed / Lapsed |