US3370260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicating variable resistance
Assignee: Bourns Inc
•
Filing: 1965-04-26
•
Granted: 1968-02-20
•
Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 Wilbur T Hardison
- 👤 Wylie A Stout
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:02
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/24; G; G06; G06M; G06M1/00; G06M1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |