US3030479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric wall switch
Assignee: Leviton Manufacturing Co Inc
•
Filing: 1958-06-05
•
Granted: 1962-04-17
•
Expires: 1978-06-05
Abstract
No abstract record available.
Inventors
- 👤 Ehrlich Maximilian
- 👤 Poliak Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:50
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/58; H01H1/5844
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1401652A
Cited
US1645387A
Cited
US1858197A
Cited
US1796854A
Cited
US2439767A
Cited
US2848574A
Cited
US2841673A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |