Patent US2551970A successfully refreshed from Google Patents.
US2551970A
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Electrical conductor installation and fastener therefor
Assignee: United Carr Fastener Corp
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Filing: 1948-02-16
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Granted: 1951-05-08
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Expires: 1968-02-16
Abstract
No abstract record available.
Inventors
- 👤 Frederick S Sampson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:03
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/02; H02G5/025; Y; Y10; Y10S; Y10S411/00; Y10S411/92; Y10T; Y10T24/00; Y10T24/34; Y10T24/3484; Y10T24/3485
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US285640A
Cited
US1563731A
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US1965882A
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US2188026A
Cited
US2147943A
Cited
CH218300A
Cited
US2312181A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |