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Patent US3425637A successfully refreshed from Google Patents.
US3425637A
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US
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Waste disposer with stopper actuated switch
Assignee: Emerson Electric Co
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Filing: 1966-12-16
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Granted: 1969-02-04
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Expires: 1986-12-16
Abstract
No abstract record available.
Inventors
- 👤 James H Enright
- 👤 Charles A Wicke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:12
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/266; E03C1/2665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2860836A
Cited
US2477686A
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US2819916A
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US2805826A
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US2917246A
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US2961172A
Cited
US3025007A
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US3084877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |