US3522572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear-adjusted potentiometer
Assignee: Bourns Inc
•
Filing: 1969-01-10
•
Granted: 1970-08-04
•
Expires: 1989-01-10
Abstract
No abstract record available.
Inventors
- 👤 Robert D Michik
- 👤 Wilbur T Hardison
- 👤 Robert N Sporrong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:50
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/14; Y; Y10; Y10S; Y10S338/00; Y10S338/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3096498A
Cited
US3201737A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |