US2941178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking means for preventing accidental disconnection of lighting fixtures
Assignee: Harvey Hubbell Inc
•
Filing: 1955-04-01
•
Granted: 1960-06-14
•
Expires: 1975-04-01
Abstract
No abstract record available.
Inventors
- 👤 Hubbell Harvey
- 👤 Joseph F Healy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:43
CPC Classifications
H; H01; H01R; H01R24/00; H01R24/005; H01R2103/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US445954A
Cited
US491596A
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US2712120A
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US1509839A
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US1603255A
Cited
US2054497A
Cited
US2069238A
Cited
US2138735A
Cited
US2446971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |