US2457683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable burner apparatus for generating and burning hydrocarbon vapor fuel
Assignee: AEROIL PROD
•
Filing: 1946-01-10
•
Granted: 1948-12-28
•
Expires: 1966-01-10
Abstract
No abstract record available.
Inventors
- 👤 George P Kittel
- 👤 Wollner Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:53
CPC Classifications
F; F23; F23C; F23C99/00; A; A01; A01G; A01G11/00; A01M; A01M15/00; F23C2700/00; F23C2700/02; F23C2700/026
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-28 | 1952-06-28 | 1952-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-28 | 1956-06-28 | 1956-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-28 | 1960-06-28 | 1960-12-28 | $7700.00 | Window Closed / Lapsed |