US2487752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of igniting organic fuels
Assignee: Baker and Co Inc
•
Filing: 1947-12-19
•
Granted: 1949-11-08
•
Expires: 1967-12-19
Abstract
No abstract record available.
Inventors
- 👤 Cohn Johann Gunther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:17
CPC Classifications
F; F24; F24C; F24C3/00; F24C3/10; F24C3/106; F23; F23Q; F23Q11/00; F23Q11/06; F23Q7/00; F23Q7/06; F24C3/103
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US567928A
Cited
US1994390A
Cited
US2094622A
Cited
US712156A
Cited
US670334A
Cited
FR339169A
Cited
US1118943A
Cited
US1590891A
Cited
US1895032A
Cited
US2360608A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |