US2448142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vaporizing type burner with
Assignee: —
•
Filing: —
•
Granted: 1948-08-31
•
Expires: 1965-08-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:52
CPC Classifications
F; F23; F23N; F23N1/00; F23N1/02; F23N1/025; F23Q; F23Q3/00; F23N2239/00; F23N2239/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1646503A
Cited
US1994720A
Cited
US2008320A
Cited
US2025074A
Cited
US2309319A
Cited
US1427059A
Cited
US1522750A
Cited
US1724132A
Cited
US2259845A
Cited
US2286854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |