US3366939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device having changeable resistance and internal inductance
Assignee: Bull General Electric NV
•
Filing: 1965-02-01
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Granted: 1968-01-30
•
Expires: 1985-02-01
Abstract
No abstract record available.
Inventors
- 👤 Chanteloup Victor M Chaptal De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:03
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/80; H03K17/84; G; G11; G11C; G11C19/00; G11C19/02; G11C19/08; G11C19/0875; G11C19/0883; H01; H01F; H01F10/00; H01F29/00; H01F29/14; H01F29/146; H01F41/00; H01F41/02; H01F41/04; H01F41/041; H01F41/046; H01P; H01P9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3092812A
Cited
US3151317A
Cited
US3218616A
Cited
US3160863A
Cited
US3292161A
Cited
US3145372A
Cited
US3264621A
Cited
US3292165A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |