Patent US2970278A successfully refreshed from Google Patents.
US3336487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crystal structure
Assignee: Motorola Solutions Inc
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Filing: 1965-04-13
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Granted: 1967-08-15
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Expires: 1985-04-13
Abstract
No abstract record available.
Inventors
- 👤 Lloyd G Martyn
- 👤 Arleen B Tooley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:28
CPC Classifications
H; H03; H03H; H03H9/00; H03H9/02; H03H9/05; H03H9/0504; H03H9/0528; Y; Y10; Y10S; Y10S257/00; Y10S257/916
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A CRYSTAL DEVICE INCLUDING IN COMBINATION, A THIN FLAT AT-CUT CRYSTAL BLANK HAVING A CIRCULAR PERIPHERY FIRST AND SECOND ELECTRODES OF CIRCULAR CONFIGURATION SECURED TO OPPOSITE FLAT SIDES OF SAID BLANK, A MOUNTING BASE, SUPPORT MEANS FOR SAID BLANK INCLUDING FIRST AND SECOND CONDUCTORS CONNECTED RESPECTIVELY TO SAID FIRST AND SECOND ELECTRODES, SAID CONDUCTORS BEING SUPPORTED BY SAID MOUNTING BASE AND HAVING PORTIONS EXTENDING THERETHROUGH FOR CONNECTING TO A CIRCUIT, AND CONDUCTING COVER MEANS SUPPORTED BY SAID MOUNTING BASE AND COOPERATING THEREWITH TO ENCLOSE SAID CRYSTAL BLANK AND SAID ELECTRODES SAID CRYSTAL BLANK HAVING A DIAMETER IN THE RANGE FROM 4 TO 8 TIMES THE DIAMETER OF EACH ELECTRODE, AND THE STATIC CAPACITY BETWEEN SAID CONDUCTORS INCLUDING THE CAPACITY BETWEEN SAID ELECTRODES WITH THE BLANK THEREBETWEEN, AND THE CAPACITY RESULTING FROM SAID COVER, BEING IN THE RANGE FROM 0.9 TO 1.1 MICROMICROFARADS.
Claim 2
Dependent Claim
142 words
A CRYSTAL DEVICE INCLUDING IN COMBINATION, A THIN FLAT AT-CUT CRYSTAL BLANK HAVING A CIRCULAR PERIPHERY FIRST AND SECOND ELECTRODES OF CIRCULAR CONFIGURATION SECURED TO OPPOSITE FLAT SIDES OF SAID BLANK, A MOUNTING BASE, SUPPORT MEANS FOR SAID BLANK INCLUDING FIRST AND SECOND CONDUCTORS CONNECTED RESPECTIVELY TO SAID FIRST AND SECOND ELECTRODES, SAID CONDUCTORS BEING SUPPORTED BY SAID MOUNTING BASE AND HAVING PORTIONS EXTENDING THERETHROUGH FOR CONNECTING TO A CIRCUIT, AND CONDUCTING COVER MEANS SUPPORTED BY SAID MOUNTING BASE AND COOPERATING THEREWITH TO ENCLOSE SAID CRYSTAL BLANK AND SAID ELECTRODES SAID CRYSTAL BLANK HAVING A DIAMETER IN THE RANGE FROM 4 TO 8 TIMES THE DIAMETER OF EACH ELECTRODE, AND THE STATIC CAPACITY BETWEEN SAID CONDUCTORS INCLUDING THE CAPACITY BETWEEN SAID ELECTRODES WITH THE BLANK THEREBETWEEN, AND THE CAPACITY RESULTING FROM SAID COVER, BEING IN THE RANGE FROM 0.9 TO 1.1 MICROMICROFARADS.
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) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |