US2665414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical hinge
Assignee: Borg Warner Corp
•
Filing: 1949-11-12
•
Granted: 1954-01-05
•
Expires: 1969-11-12
Abstract
No abstract record available.
Inventors
- 👤 Earl F Hubacker
- 👤 Fred L Tarleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:21
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02; F25D23/028; E; E05; E05D; E05D11/00; E05D11/0081; E05Y; E05Y2900/00; E05Y2900/30; E05Y2900/31; F25D2323/00; F25D2323/02; F25D2323/024; F25D2400/00; F25D2400/36; F25D2400/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US291171A
Cited
US531515A
Cited
US612192A
Cited
GB275265A
Cited
US1661294A
Cited
US2113560A
Cited
US2522989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |