US3096748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Level indicator and filling device in an engine cooling system
Assignee: Motors Liquidation Co
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Filing: 1961-11-09
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Granted: 1963-07-09
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Expires: 1981-11-09
Abstract
No abstract record available.
Inventors
- 👤 Gordon W Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:59
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/02; F; F01; F01P; F01P11/00; F01P11/14; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8359
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A LIQUID LEVEL INDICATING DEVICE COMPRISING AN ELEMENT WITH A CHAMBER THEREIN, SAID ELEMENT HAVING OPEN AND OPPOSITE ENDS, AT LEAST A PORTION OF SAID ELEMENT BEING LIGHT PERMEABLE FOR VIEWING THE CONTENTS OF SAID CHAMBER, A SIDE INLET LEADING FROM THE EXTERIOR OF SAID ELEMENT TO SAID CHAMBER, A ONE-WAY VALVE IN SAID INLET AND OPERABLE BY PRESSURE FROM THE OUTSIDE TO OPEN AND FROM THE INSIDE TO CLOSE, A YIELDABLE TWIN FLAP SEALING DEVICE LOCATED IN SAID INLET OUTSIDE OF BUT IN SERIES WITH SAID ONE-WAY VALVE AND ADAPTED TO RECEIVE A FILLING NOZZLE WHEN THE LATTER IS INSERTED, AND SAID OPPOSITE ENDS BEING ADAPTED FOR CONNECTION TO HOSE.
Claim 2
Dependent Claim
111 words
A LIQUID LEVEL INDICATING DEVICE COMPRISING AN ELEMENT WITH A CHAMBER THEREIN, SAID ELEMENT HAVING OPEN AND OPPOSITE ENDS, AT LEAST A PORTION OF SAID ELEMENT BEING LIGHT PERMEABLE FOR VIEWING THE CONTENTS OF SAID CHAMBER, A SIDE INLET LEADING FROM THE EXTERIOR OF SAID ELEMENT TO SAID CHAMBER, A ONE-WAY VALVE IN SAID INLET AND OPERABLE BY PRESSURE FROM THE OUTSIDE TO OPEN AND FROM THE INSIDE TO CLOSE, A YIELDABLE TWIN FLAP SEALING DEVICE LOCATED IN SAID INLET OUTSIDE OF BUT IN SERIES WITH SAID ONE-WAY VALVE AND ADAPTED TO RECEIVE A FILLING NOZZLE WHEN THE LATTER IS INSERTED, AND SAID OPPOSITE ENDS BEING ADAPTED FOR CONNECTION TO HOSE.
References Cited (Backward Citations)
US1890900A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |