Patent US3354571A successfully refreshed from Google Patents.
Patent US2389255A successfully refreshed from Google Patents.
US2389255A
Expired / Lapsed
US
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Connector
Assignee: General Cable Corp
•
Filing: 1941-10-22
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Granted: 1945-11-20
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Expires: 1961-10-22
Abstract
No abstract record available.
Inventors
- 👤 Robert C Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:54
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/24; H01R4/2404; H01R4/2406; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-11-19 | 1949-05-21 | 1949-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-11-19 | 1953-05-21 | 1953-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-11-19 | 1957-05-21 | 1957-11-20 | $7700.00 | Window Closed / Lapsed |