Patent US3323079A successfully refreshed from Google Patents.
US3323079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip line circulator
Assignee: AT&T Inc
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Filing: 1965-08-13
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Granted: 1967-05-30
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Expires: 1985-08-13
Abstract
No abstract record available.
Inventors
- 👤 Donald F Linn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:51
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/32; H01P1/38; H01P1/383; H01P1/387
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A CIRCULATOR COMPRISING A CONDUCTIVELY BOUNDED CAVITY HAVING AT LEAST THREE PORTS AND A PAIR OF SPACED PARALLEL SURFACES, A THIN CONDUCTOR MEMBER DISPOSED BETWEEN AND SPACED IN PARALLEL RELATIONSHIP TO SAID SURFACES, SAID THIN CONDUCTOR MEMBER HAVING AT LEAST THREE PORTIONS SYMMETRICALLY EXTENDING AWAY FROM A COMMON PORTION TOWARD SAID PORTS, A SINGLE MAGNETICALLY POLARIZED ELEMENT OF GYROMAGNETIC MATERIAL DISPOSED BETWEEN SAID COMMON PORTION AND ONE OF SAID SURFACES, A SINGLE CONDUCTIVELY BOUNDED MEMBER DISPOSED BETWEEN AND CONDUCTIVELY CONNECTING SAID COMMON PORTION AND THE OTHER OF SAID SURFACES, SAID CONDUCTIVELY BOUNDED MEMBER BEING OF SUCH DIMENSIONS RELATIVE TO SAID COMMON PORTION AND SAID PARALLEL SURFACES THAT MAGNETIC FIELD LINES OF ELECTROMAGNETIC WAVE ENERGY APPLIED TO ONE OF SAID PORTS FORM IN THE VICINITY OF SAID COMMON PORTION AS CURVES AROUND SAID CONDUCTIVELY BOUNDED MEMBER AND EXTEND OVER THE EDGE OF SAID COMMON PORTION TO CONTINUE SAID GYROMAGNETIC MATERIAL.
Claim 2
Dependent Claim
149 words
A CIRCULATOR COMPRISING A CONDUCTIVELY BOUNDED CAVITY HAVING AT LEAST THREE PORTS AND A PAIR OF SPACED PARALLEL SURFACES, A THIN CONDUCTOR MEMBER DISPOSED BETWEEN AND SPACED IN PARALLEL RELATIONSHIP TO SAID SURFACES, SAID THIN CONDUCTOR MEMBER HAVING AT LEAST THREE PORTIONS SYMMETRICALLY EXTENDING AWAY FROM A COMMON PORTION TOWARD SAID PORTS, A SINGLE MAGNETICALLY POLARIZED ELEMENT OF GYROMAGNETIC MATERIAL DISPOSED BETWEEN SAID COMMON PORTION AND ONE OF SAID SURFACES, A SINGLE CONDUCTIVELY BOUNDED MEMBER DISPOSED BETWEEN AND CONDUCTIVELY CONNECTING SAID COMMON PORTION AND THE OTHER OF SAID SURFACES, SAID CONDUCTIVELY BOUNDED MEMBER BEING OF SUCH DIMENSIONS RELATIVE TO SAID COMMON PORTION AND SAID PARALLEL SURFACES THAT MAGNETIC FIELD LINES OF ELECTROMAGNETIC WAVE ENERGY APPLIED TO ONE OF SAID PORTS FORM IN THE VICINITY OF SAID COMMON PORTION AS CURVES AROUND SAID CONDUCTIVELY BOUNDED MEMBER AND EXTEND OVER THE EDGE OF SAID COMMON PORTION TO CONTINUE SAID GYROMAGNETIC MATERIAL.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |