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US2867043A
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Variable electric resistance semiconductor devices
Assignee: APPLIC ELECTRONIQUES DES CAOUT
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Filing: 1953-10-02
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Granted: 1959-01-06
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Expires: 1973-10-02
Abstract
No abstract record available.
Inventors
- 👤 Jarret Jean Marie Baptiste
- 👤 Jarret Jacques Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:49
CPC Classifications
F; F02; F02B; F02B77/00; F02B77/08; G; G01; G01D; G01D5/00; G01D5/12; G01D5/14; G01D5/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1261817A
Cited
US2440342A
Cited
US2471601A
Cited
US2429137A
Cited
US2439092A
Cited
US2707334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |