US3254573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support for pressure measuring diaphragm
Assignee: Motorola Solutions Inc
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Filing: 1963-10-03
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Granted: 1966-06-07
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Expires: 1983-10-03
Abstract
No abstract record available.
Inventors
- 👤 George A Prell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:34
CPC Classifications
F; F16; F16J; F16J3/00; F16J3/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
65 words
IN A PRESSURE TRANSDUCER, THE COMBINATION OF A SEMIRIGID DIAPHRAGM HAVING A CENTRAL EFFECTIVE AREA BOUNDED CIRCUMFERENTIALLY BY AN INFLECTION REGION, A SENSING MECHANISM FOR MEASURING THE DEFLECTION OF SAID DIAPHRAGM WITH PRESSURE, AND A RESILIENT YIELDABLE SUPPORT STRUCTURE SUPPORTING SAID DIAPHRAGM PERIPHERALLY OF SAID INFLECTION REGION FOR REDUCING THE TENDENCY FOR SAID EFFECTIVE AREA TO CHANGE IN SIZE WITH PRESSURE APPLIED TO SAID DIAPHRAGM.
References Cited (Backward Citations)
US3124959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |