Patent US2981923A successfully refreshed from Google Patents.
US2981923A
Expired / Lapsed
US
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Electric terminal block structure
Assignee: Buchanan Electrical Products Corp
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Filing: 1958-02-24
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Granted: 1961-04-25
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Expires: 1978-02-24
Abstract
No abstract record available.
Inventors
- 👤 Ustin George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:18
CPC Classifications
H; H01; H01R; H01R9/00; H01R9/22; H01R9/24; H01R9/2408
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |