US2671506A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Igniter for pot type oil burners
Assignee: Individual
•
Filing: 1948-09-01
•
Granted: 1954-03-09
•
Expires: 1968-09-01
Abstract
No abstract record available.
Inventors
- 👤 Brevard Procter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:09
CPC Classifications
F; F23; F23Q; F23Q13/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US629544A
Cited
US956695A
Cited
US1907336A
Cited
US1810035A
Cited
US2275980A
Cited
US2264378A
Cited
US2307007A
Cited
US2438823A
Cited
US2393233A
Cited
US2475029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |