Patent US2970199A successfully refreshed from Google Patents.
US2970199A
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US
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Rotary switch assembly
Assignee: Kingston Products Corp
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Filing: 1958-03-25
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Granted: 1961-01-31
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Expires: 1978-03-25
Abstract
No abstract record available.
Inventors
- 👤 William B Dull
- 👤 Daugherty Patrick Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:40
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/54; H01H19/60; H01H19/63; H01H19/02; H01H19/03; H01H21/00; H01H21/02; H01H21/18; H01H21/36; H01H21/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1753620A
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US2093038A
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US2172396A
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US2203236A
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US2480410A
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US2520270A
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US2605374A
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US2697156A
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US2876313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |