US2500311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric fence
Assignee: Stewart Warner Corp
•
Filing: 1943-11-15
•
Granted: 1950-03-14
•
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
2026-11-09 00:06
CPC Classifications
H; H05; H05C; H05C1/00; H05C1/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US520510A
Cited
US1483005A
Cited
US1738299A
Cited
US2013878A
Cited
US2146229A
Cited
US2198715A
Cited
US2278577A
Cited
US2333224A
Cited
US2343300A
Cited
US2401815A
Cited
US2415944A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |