US3539816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contactless potentiometer using rotatable slitted cylinder
Assignee: NCR Voyix Corp
•
Filing: 1968-08-20
•
Granted: 1970-11-10
•
Expires: 1988-08-20
Abstract
No abstract record available.
Inventors
- 👤 Rhodes R Chamberlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:13
CPC Classifications
H; H10; H10F; H10F71/00; H10F71/125; H10F71/1257; G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/321; G03B21/323; G11; G11B; G11B23/00; G11B23/02; G11B23/027; H10F10/00; H10F10/10; H10F10/16; H10F10/169; H10F39/00; H10F39/10; H10F55/00; H10F55/20; H10F55/205; H10F55/208; Y; Y02; Y02E; Y02E10/00; Y02E10/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3188476A
Cited
US3258601A
Cited
US1514123A
Cited
US2105303A
Cited
US3194967A
Cited
US3315111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-09 | 1974-05-11 | 1974-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-09 | 1978-05-11 | 1978-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-09 | 1982-05-11 | 1982-11-10 | $7700.00 | Window Closed / Lapsed |