Patent EP0127281A1 successfully refreshed from Google Patents.
Patent US2907813A successfully refreshed from Google Patents.
US2907813A
Expired / Lapsed
US
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Electrical fitting
Assignee: National Supply Co
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Filing: 1955-10-31
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Granted: 1959-10-06
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Expires: 1975-10-31
Abstract
No abstract record available.
Inventors
- 👤 James W Hudson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:46
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/06; H02G3/0616; H01; H01R; H01R25/00; H01R25/006; H02G3/08; H02G3/18; H02G3/185
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1088402A
Cited
US1402769A
Cited
US1954375A
Cited
US2073490A
Cited
GB459979A
Cited
US2738892A
Cited
US2721983A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |