Patent US3148254A successfully refreshed from Google Patents.
US3148254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paddle type flow indicator switch
Assignee: Motors Liquidation Co
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Filing: 1962-07-20
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Granted: 1964-09-08
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Expires: 1982-07-20
Abstract
No abstract record available.
Inventors
- 👤 Bertil H Clason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:38
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/40
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
A FLOW SWITCH COMPRISING A PLUG TYPE HOUSING TO CLOSE AN OPENING INA SUPPORT DEFINING A FLOW PASSAGE, SAID HOUSING HAVING A THREADED END AND AN APERTURE EXTENDING THERETHROUGH, PADDLE MEANS PIVOTALLY MOUNTED AT ONE END OF SAID APERTURE AND EXTENDING INTO AND AWAY FROM THE LATTER, SAID PADDLE MEANS INCLUDING A PADDLE SPACED FROM SAID HOUSING AND PIVOTED ON SAID PADDLE MEANS AROUND AN AXIS EXTENDING INTO SAID APERTURE, A FIRST CONTACT MEANS ON SAID PADDLE MEANS ARRANGED TO MOVE IN A PATH WITHIN SAID HOUSING, AN INSULATOR PLUG RETAINED WITHIN SAID HOUSING,
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |