US3061802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frequency modulated crystal oscillator
Assignee: Electro Mechanical Research Inc
•
Filing: 1954-05-14
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Granted: 1962-10-30
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Expires: 1974-05-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Arthur S Westnaat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:02
CPC Classifications
H; H03; H03C; H03C3/00; H03C3/10; H03C3/12; H03C3/14; H03C3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2298774A
Cited
US2298437A
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US2298438A
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US2426295A
Cited
US2583138A
Cited
US2523222A
Cited
US2774943A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |