Patent US3428916A successfully refreshed from Google Patents.
US3428916A
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US
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Compensated crystal oscillators
Assignee: Bendix Corp
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Filing: 1967-04-14
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Granted: 1969-02-18
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Expires: 1987-04-14
Abstract
No abstract record available.
Inventors
- 👤 La Vern B Hovenga
- 👤 Ivan E Hardt
- 👤 Ronald D Kidman
- 👤 Harold E Gruen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:13
CPC Classifications
H; H03; H03L; H03L1/00; H03L1/02; H03L1/022; H03L1/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3054966A
Cited
US3302138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |