Patent US2771502A successfully refreshed from Google Patents.
US2771502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Splice closure for sheathed cable
Assignee: AT&T Inc
•
Filing: 1951-05-10
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Granted: 1956-11-20
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Expires: 1971-05-10
Abstract
No abstract record available.
Inventors
- 👤 John H King
- 👤 Walter C Kleinfelder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:20
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/08; H02G15/10; H02G15/117; H02G15/113; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7061
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |