Patent US3028467A successfully refreshed from Google Patents.
US3028467A
Expired / Lapsed
US
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Sealing cover plate for toggle switches
Assignee: Harvey Hubbell Inc
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Filing: 1959-05-25
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Granted: 1962-04-03
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Expires: 1979-05-25
Abstract
No abstract record available.
Inventors
- 👤 Hubbell Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:27
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H23/04; H01H23/06; H01H9/00; H01H9/02; H01H9/04; H01H2009/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1237501A
Cited
US2334901A
Cited
US2440943A
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US2475404A
Cited
US2787398A
Cited
US2795144A
Cited
US2892172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |