US2681469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handle connection
Assignee: Borg Warner Corp
•
Filing: 1950-10-14
•
Granted: 1954-06-22
•
Expires: 1970-10-14
Abstract
No abstract record available.
Inventors
- 👤 Francis H Condon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:05
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/02; F24C15/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US205352A
Cited
US1161669A
Cited
US1862767A
Cited
US2069625A
Cited
US2151195A
Cited
US2186934A
Cited
US2325292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-21 | 1957-12-21 | 1958-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-21 | 1961-12-21 | 1962-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-21 | 1965-12-21 | 1966-06-22 | $7700.00 | Window Closed / Lapsed |