US3128628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure transducer
Assignee: LEBOW ASSOCIATES Inc
•
Filing: 1961-06-09
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Granted: 1964-04-14
•
Expires: 1981-06-09
Abstract
No abstract record available.
Inventors
- 👤 Milton J Lebow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:20
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0001; G01L9/0002; G01L9/0026; G01L9/0027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A PRESSURE TRANSDUCER COMPRISING A BODY HAVING A THIN WALL PORTION VARYING IN THICKNESS TO PROVIDE ADJACENT TENSION AND COMPRESSION STRESS ZONES WITH A NEUTRAL STRESS ZONE THEREBETWEEN, AND STRAIN GAGE MEANS ON THE SURFACE OF SAID THIN WALL PORTION HAVING TERMINALS IN SAID NEUTRAL STRESS ZONE SO AS TO IMPROVE THE FATIGUE LIFE OF SAID PRESSURE TRANSDUCER.
Claim 2
Dependent Claim
58 words
A PRESSURE TRANSDUCER COMPRISING A BODY HAVING A THIN WALL PORTION VARYING IN THICKNESS TO PROVIDE ADJACENT TENSION AND COMPRESSION STRESS ZONES WITH A NEUTRAL STRESS ZONE THEREBETWEEN, AND STRAIN GAGE MEANS ON THE SURFACE OF SAID THIN WALL PORTION HAVING TERMINALS IN SAID NEUTRAL STRESS ZONE SO AS TO IMPROVE THE FATIGUE LIFE OF SAID PRESSURE TRANSDUCER.
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) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |