Patent US3113282A successfully refreshed from Google Patents.
US3113282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic housed level indicator sending units
Assignee: Motors Liquidation Co
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Filing: 1962-10-16
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Granted: 1963-12-03
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Expires: 1982-10-16
Abstract
No abstract record available.
Inventors
- 👤 Richard B Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:42
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/64; G01F23/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A LIQUID LEVEL SENDING UNIT COMPRISING A PLASTIC HOUSING ADAPTED TO BE INSTALLED IN A TANK, SAID HOUSING HAVING AN APERTURED WALL AND A COVER, A CENTRAL TUBE DEPENDING FROM THE SAID COVER AND DEFINING A SUCTION PASSAGE AND EXTENDING INTO SAID HOUSING, A RESISTANCE ELEMENT AND A CONDUCTING ELEMENT SUPPORTED IN SPACED RELATION ALONG SAID CENTRAL TUBE, A FLOAT MOVABLE ALONG SAID TUBE AND CARRYING SLIDING CONTACT MEANS BRIDGING SAID ELEMENTS, TWO TERMINALS, AND EACH OF SAID TERMINALS EXTENDING THROUGH THE WALL OF SAID HOUSING AND CONNECTED TO ONE END OF ONE OF SAID ELEMENTS.
Claim 2
Dependent Claim
96 words
A LIQUID LEVEL SENDING UNIT COMPRISING A PLASTIC HOUSING ADAPTED TO BE INSTALLED IN A TANK, SAID HOUSING HAVING AN APERTURED WALL AND A COVER, A CENTRAL TUBE DEPENDING FROM THE SAID COVER AND DEFINING A SUCTION PASSAGE AND EXTENDING INTO SAID HOUSING, A RESISTANCE ELEMENT AND A CONDUCTING ELEMENT SUPPORTED IN SPACED RELATION ALONG SAID CENTRAL TUBE, A FLOAT MOVABLE ALONG SAID TUBE AND CARRYING SLIDING CONTACT MEANS BRIDGING SAID ELEMENTS, TWO TERMINALS, AND EACH OF SAID TERMINALS EXTENDING THROUGH THE WALL OF SAID HOUSING AND CONNECTED TO ONE END OF ONE OF SAID ELEMENTS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |