US3139544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetostrictive sensing devices
Assignee: Powertron Corp
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Filing: 1962-07-16
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Granted: 1964-06-30
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Expires: 1982-07-16
Abstract
No abstract record available.
Inventors
- 👤 Sidney R Tomes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:55
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/22; G01F23/28; G01F23/296; G01F23/2966; G01F23/2967
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A LIQUID SENSING DEVICE COMPRISING A TUBULAR HOUSING, A TUBULAR RESONATOR MEMBER ALIGNED COAXIALLY WITHIN SAID HOUSING, A MOUNTING PORTION CONNECTING A MINIMUM POINT OF VIBRATION OF SAID RESONATOR TO SAID HOUSING AND SEALING ONE END OF SAID HOUSING FROM THE OTHER, AND MEANS WITHIN ONE END OF SAID HOUSING FOR VIBRATING SAID RESONATOR MEMBER, THE OTHER END OF SAID HOUSING BEING PROVIDED WITH HOLES FOR THE PASSAGE OF A LIQUID THERETHROUGH AND SERVING AS A SHIELD FOR ONE END OF THE RESONATOR MEMBER.
Claim 2
Dependent Claim
84 words
A LIQUID SENSING DEVICE COMPRISING A TUBULAR HOUSING, A TUBULAR RESONATOR MEMBER ALIGNED COAXIALLY WITHIN SAID HOUSING, A MOUNTING PORTION CONNECTING A MINIMUM POINT OF VIBRATION OF SAID RESONATOR TO SAID HOUSING AND SEALING ONE END OF SAID HOUSING FROM THE OTHER, AND MEANS WITHIN ONE END OF SAID HOUSING FOR VIBRATING SAID RESONATOR MEMBER, THE OTHER END OF SAID HOUSING BEING PROVIDED WITH HOLES FOR THE PASSAGE OF A LIQUID THERETHROUGH AND SERVING AS A SHIELD FOR ONE END OF THE RESONATOR MEMBER.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |