US3018451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piezoelectric resonator with oppositely poled ring and spot
Assignee: Individual
•
Filing: 1958-12-04
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Granted: 1962-01-23
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Expires: 1978-12-04
Abstract
No abstract record available.
Inventors
- 👤 Mattiat Oskar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:45
CPC Classifications
H; H03; H03H; H03H9/00; H03H9/46; H03H9/54; H03H9/56; H03H9/562; H03H9/02; H03H9/02007; H03H9/02062; H03H9/0207; H03H9/02086; H03H9/02133
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A PIEZ OELECTRIC CERAMIC HIGH FREQUENCY ELECTRIC RESONATOR DIMENSIONED TO OPOERATE AT AN OVERTONE OF ITS FUNDAMENTAL RESONANT FREQUENCY AND HAVING TWO MAIN FACES, AN OUTER AND AN INNER ELECTRODE ON EACH MAIN FACE, THE CERAMIC BODY BETWEEN THE INNER ELECTRODES BEING AXIALLY POLARIZED IN ONE DIRECTION AND BETWEEN THE OUTER
Claim 2
Dependent Claim
51 words
A PIEZ OELECTRIC CERAMIC HIGH FREQUENCY ELECTRIC RESONATOR DIMENSIONED TO OPOERATE AT AN OVERTONE OF ITS FUNDAMENTAL RESONANT FREQUENCY AND HAVING TWO MAIN FACES, AN OUTER AND AN INNER ELECTRODE ON EACH MAIN FACE, THE CERAMIC BODY BETWEEN THE INNER ELECTRODES BEING AXIALLY POLARIZED IN ONE DIRECTION AND BETWEEN THE OUTER
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) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |