US2759078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compensated miniature potentiometer and method of making
Assignee: North American Aviation Corp
•
Filing: 1951-11-13
•
Granted: 1956-08-14
•
Expires: 1971-11-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry R Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:10
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/46; H01C10/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2195531A
Cited
US2134870A
Cited
US2457178A
Cited
US2500605A
Cited
US2688679A
Cited
FR973024A
Cited
US2657296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-14 | 1960-02-13 | 1960-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-14 | 1964-02-13 | 1964-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-14 | 1968-02-13 | 1968-08-14 | $7700.00 | Window Closed / Lapsed |