US2767266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Draw-out switch gear
Assignee: Federal Electric Products Co
•
Filing: 1954-03-25
•
Granted: 1956-10-16
•
Expires: 1974-03-25
Abstract
No abstract record available.
Inventors
- 👤 Allen T Hawkins
- 👤 Tracy B Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:05
CPC Classifications
H; H02; H02B; H02B11/00; H02B11/12; H02B11/127; H02B11/133
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1768535A
Cited
US1791446A
Cited
US1953822A
Cited
US2129723A
Cited
US2273002A
Cited
US2658170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |