US3364749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure measuring systems
Assignee: ANATOLE J SIPIN Co
•
Filing: 1965-10-18
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Granted: 1968-01-23
•
Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Anatole J Sipin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:37
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0091
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A SYSTEM FOR MEASURING FLUID PRESSURE INCLUDING, A VOLUME OF ELECTRICALLY CONDUCTIVE FLUID IN A LINE HAVING TWO ENDS, MEANS AT EACH END TO CONTAIN THE CONDUCTIVE FLUID WITHIN THE LINE, MEANS FOR APPLYING AN UNKNOWN PRESSURE TO ONE END OF THE LINE TO MOVE THE CONDUCTIVE FLUID THEREIN, MEANS FOR SENSING THE MOTION OF THE CONDUCTIVE FLUID HAVING AN OUTPUT, ELECTRONMAGNETIC MEANS
Claim 2
Independent Claim
63 words
A SYSTEM FOR MEASURING FLUID PRESSURE INCLUDING, A VOLUME OF ELECTRICALLY CONDUCTIVE FLUID IN A LINE HAVING TWO ENDS, MEANS AT EACH END TO CONTAIN THE CONDUCTIVE FLUID WITHIN THE LINE, MEANS FOR APPLYING AN UNKNOWN PRESSURE TO ONE END OF THE LINE TO MOVE THE CONDUCTIVE FLUID THEREIN, MEANS FOR SENSING THE MOTION OF THE CONDUCTIVE FLUID HAVING AN OUTPUT, ELECTRONMAGNETIC MEANS
References Cited (Backward Citations)
US2782369A
Cited
US3034002A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |