US2415944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric fence charging apparatus
Assignee: Stewart Warner Corp
•
Filing: 1943-11-15
•
Granted: 1947-02-18
•
Expires: 1963-11-15
Abstract
No abstract record available.
Inventors
- 👤 William F Fagen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:39
CPC Classifications
H; H05; H05C; H05C1/00; H05C1/04; H05C1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1738299A
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US2169023A
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US2172050A
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US2259570A
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US2258669A
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US2294343A
Cited
US2333224A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-17 | 1950-08-19 | 1951-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-17 | 1954-08-19 | 1955-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-17 | 1958-08-19 | 1959-02-18 | $7700.00 | Window Closed / Lapsed |