US2701828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically operated switch and sectionalizer
Assignee: Westinghouse Electric Corp
•
Filing: 1950-09-29
•
Granted: 1955-02-08
•
Expires: 1970-09-29
Abstract
No abstract record available.
Inventors
- 👤 Andrew W Edwards
- 👤 Alvin W Ogg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:08
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/22; H01H3/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1308249A
Cited
USRE18630E
Cited
US930928A
Cited
US882340A
Cited
GB191112919A
Cited
US1530444A
Cited
US2290560A
Cited
US2333604A
Cited
US2468851A
Cited
US2467720A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |