US2961512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical panelboard
Assignee: Schneider Electric USA Inc
•
Filing: 1956-02-07
•
Granted: 1960-11-22
•
Expires: 1976-02-07
Abstract
No abstract record available.
Inventors
- 👤 Harris I Stanback
- 👤 Ralph H Kingdon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:33
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/015; H02B1/04; H02B1/056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB155770A
Cited
US2735043A
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US1633971A
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US1686289A
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US1754442A
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US1936004A
Cited
US1965410A
Cited
US2128647A
Cited
US2124083A
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US2440824A
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US2738445A
Cited
US2739272A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |