US3264416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transducer
Assignee: Verizon Laboratories Inc
•
Filing: 1963-05-06
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Granted: 1966-08-02
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Expires: 1983-05-06
Abstract
No abstract record available.
Inventors
- 👤 William B Jorden
- 👤 Edward A Murphy
- 👤 Posner William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:05
CPC Classifications
H; H04; H04R; H04R23/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
154 words
A HALL EFFECT DEVICE COMPRISING (A) A SINGLE CRYSTAL SEMICONDUCTOR WAFER HAVING AN AXIS OF SYMMETRY; (B) FIRST MEANS RESPONSIVE TO A MECHANICAL FORCE APPLIED THERETO AND COUPLED TO SAID WAFER TO ROTATE SAME THROUGH AN ARC ABOUT SAID AXIS, THE ARC LENGTH BEING DETERMINED BY THE MAGNITUDE OF SAID FORCE, THE DIRECTION OF ROTATION BEING CLOCKWISE WHEN SAID FORCE IS EXERTED IN ONE DIRECTION AND BEING COUNTERCLOCKWISE WHEN THE DIRECTION OF SAID FORCE IS REVERSED, SAID FIRST MEANS BEING ADAPTED FOR PASSING CURRENT THERETHROUGH AN THROUGH SAID WAFER IN A DIRECTION PARALLEL TO SAID AXIS; (C) SECOND MEANS ASSOCIATED WITH SAID WAFER TO ESTABLISH A MAGNETIC FIELD THEREIN, THE MAGNETIC FIELD VECTOR POINTING IN A DIRECTION PERPENDICULAR TO SAID AXIS, THE ANGULAR ORIENTATION OF SAID WAFER WITH RESPECT TO THE DIRECTION IN WHICH THE MAGNETIC FIELD VECTOR POINTS BEING DETERMINED BY SAID FORCE, WHEREBY WHEN SAID CURRENT FLOWS, AN ELECTRIC FIELD IS GEN-
References Cited (Backward Citations)
US3123725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |