Patent US2460207A successfully refreshed from Google Patents.
US2460207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating system
Assignee: Bendix Aviation Corp
•
Filing: 1944-05-15
•
Granted: 1949-01-25
•
Expires: 1964-05-15
Abstract
No abstract record available.
Inventors
- 👤 Emil O Wirth
- 👤 Barfod Frederik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:42
CPC Classifications
F; F24; F24H; F24H9/00; F24H9/20; F24H9/2064; F24H9/2085
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2041833A
Cited
US1379178A
Cited
US1583238A
Cited
US2136235A
Cited
US2262825A
Cited
US2292830A
Cited
US2236914A
Cited
US2213656A
Cited
US2308887A
Cited
US2286853A
Cited
US2329473A
Cited
US2286856A
Cited
US2381591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-25 | 1952-07-26 | 1953-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-25 | 1956-07-26 | 1957-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-25 | 1960-07-26 | 1961-01-25 | $7700.00 | Window Closed / Lapsed |