US3328707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wiper assembly for potentiometers
Assignee: Markite Corp
•
Filing: 1965-06-01
•
Granted: 1967-06-27
•
Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 Arnold S Louis
- 👤 Luca Paul V De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:29
CPC Classifications
H; H01; H01C; H01C1/00; H01C1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
AN IMPROVED WIPER ASSEMBLY FOR A PRECISION POTENTIOMETER HAVING A DISPLACEABLE SHAFT AND A RESISTANCE TRACK DISPOSED IN THE HOUSING THEREOF, SAID WIPER ASSEMBLY COMPRISING: (A) A FLEXIBLE CONDUCTIVE SPRING MEMBER SECURED TO THE SHAFT AND EXTENDING OUTWARDLY THEREFROM IN A PLANE SUBSTANTIALLY PARALLEL TO THE PLANE OF THE RESISTANCE TRACK; AND
Claim 2
Dependent Claim
52 words
AN IMPROVED WIPER ASSEMBLY FOR A PRECISION POTENTIOMETER HAVING A DISPLACEABLE SHAFT AND A RESISTANCE TRACK DISPOSED IN THE HOUSING THEREOF, SAID WIPER ASSEMBLY COMPRISING: (A) A FLEXIBLE CONDUCTIVE SPRING MEMBER SECURED TO THE SHAFT AND EXTENDING OUTWARDLY THEREFROM IN A PLANE SUBSTANTIALLY PARALLEL TO THE PLANE OF THE RESISTANCE TRACK; AND
References Cited (Backward Citations)
GB372433A
Cited
US2291246A
Cited
US2760036A
Cited
US3010090A
Cited
US2956253A
Cited
US3119088A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |