US3184683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanically excited electronic detecting element
Assignee: Individual
•
Filing: 1962-01-12
•
Granted: 1965-05-18
•
Expires: 1982-01-12
Abstract
No abstract record available.
Inventors
- 👤 James J Murray
- 👤 John W Dawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:22
CPC Classifications
H; H03; H03D; H03D7/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
72 words
A SEMICONDUCTOR DEVICE COMPRISING A PAIR OF LONGITUDINAL BODIES OF DIFFERENT TYPES OF SEMICONDUCTIVE MATERIAL FORMED IN THE SHAPE OF A CYLINDRICAL BAR WITH A CORE, MEANS TO IMPART RELATIVE MOTION BETWEEN SAID BAR AND SAID CORE, MEANS TO PROVIDE AN INPUT SIGNAL TO ONE OF SAID LONGITUDINAL BODIES WHEREBY SAID SIGNAL, AND RELATIVE MOTION BETWEEN SAID LONGITUDINAL BODIES, WILL RESULT IN AN OUTPUT SIGNAL FROM THE OTHER OF SAID LONGITUDINAL BODIES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-17 | 1968-11-16 | 1969-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-17 | 1972-11-16 | 1973-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-17 | 1976-11-16 | 1977-05-18 | $7700.00 | Window Closed / Lapsed |