US2874279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse selector circuit
Assignee: TDK Micronas GmbH
•
Filing: 1952-08-06
•
Granted: 1959-02-17
•
Expires: 1972-08-06
Abstract
No abstract record available.
Inventors
- 👤 Miller Meritt Lavon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:04
CPC Classifications
G; G01; G01R; G01R29/00; G01R29/02; G01R29/027; G01R29/0273
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2211942A
Cited
US2266154A
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US2482544A
Cited
US2499613A
Cited
US2570221A
Cited
US2648766A
Cited
US2736801A
Cited
US2236134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |