Patent US3156879A successfully refreshed from Google Patents.
US3156879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power divider utilizing inductive coupling in a cavity resonator excited in the tm m ode
Assignee: General Electric Co
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Filing: 1960-07-06
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Granted: 1964-11-10
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Expires: 1980-07-06
Abstract
No abstract record available.
Inventors
- 👤 Philip N Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:29
CPC Classifications
H; H01; H01P; H01P5/00; H01P5/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
ELECTROMAGNETIC WAVE COUPLING APPARATUS FOR TRANSFERRING ELECTROMAGNETIC WAVE ENERGY IN EITHER DIRECTION BETWEEN A PLURALITY OF ELECTROMAGNETIC WAVE GUIDING CIRCUITS AND A SINGLE ELECTROMAGNETIC WAVE GUIDING CIRCUIT COMPRISING A CYLINDRICAL RESONATOR ADAPTED TO BE EXCITED IN THE TM010 MODE, AN ELECTROMAGNETIC WAVE GUIDING CIRCUIT CAPACITIVELY COUPLED TO SAID RESONATOR ESSENTIALLY ON
Claim 2
Dependent Claim
51 words
ELECTROMAGNETIC WAVE COUPLING APPARATUS FOR TRANSFERRING ELECTROMAGNETIC WAVE ENERGY IN EITHER DIRECTION BETWEEN A PLURALITY OF ELECTROMAGNETIC WAVE GUIDING CIRCUITS AND A SINGLE ELECTROMAGNETIC WAVE GUIDING CIRCUIT COMPRISING A CYLINDRICAL RESONATOR ADAPTED TO BE EXCITED IN THE TM010 MODE, AN ELECTROMAGNETIC WAVE GUIDING CIRCUIT CAPACITIVELY COUPLED TO SAID RESONATOR ESSENTIALLY ON
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |