Patent US2600124A successfully refreshed from Google Patents.
US2600124A
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US
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Piezoelectric crystal circuit arrangement
Assignee: RCA Corp
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Filing: 1947-11-12
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Granted: 1952-06-10
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Expires: 1967-11-12
Abstract
No abstract record available.
Inventors
- 👤 Mortley Wilfrid Sinden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:43
CPC Classifications
H; H03; H03C; H03C3/00; H03C3/02; H03C3/04; H03B; H03B5/00; H03B5/30; H03B5/32; H03B5/34; H03C3/10; H03C3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2029488A
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US2043242A
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US2092147A
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US2175174A
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US2454933A
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US2442770A
Cited
GB622140A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |