US3137000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quarter-wave reflecting plate with support core of resin-impregnated paper honeycomb
Assignee: The General Electric Company PLC
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Filing: 1960-08-08
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Granted: 1964-06-09
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Expires: 1980-08-08
Abstract
No abstract record available.
Inventors
- 👤 Fuller Hubert David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:42
CPC Classifications
H; H01; H01Q; H01Q19/00; H01Q19/10; H01Q19/18; H01Q19/19; H01Q19/195
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A QUARTER-WAVE REFLECTING PLATE COMPRISING: A SUBSTANTIALLY RIGID DIELECTRIC ELEMENT THAT COMPRISES A RESINIMPREGNATED PAPER HONEYCOMB STRUCTURE THAT HAS MUTUALLY PARALLEL FRONT AND BACK PLANAR FACES BETWEEN WHICH CELLS OF THE HONEYCOMB STRUCTURE EXTEND, AND TWO DIELECTRIC SKINS THAT ARE BONDED TO SAID FRONT AND BACK FACES RESPECTIVELY, TO COVER THESE TWO FACES; A PLURALITY OF ELONGATED ELECTRICAL CONDUCTORS THAT ARE CARRIED BY THE SAID SKIN THAT IS BONDED TO SAID FRONT FACE TO LIE IN A SUBSTANTIALLY PARALLEL SPACED RELATIONSHIP WITH ONE ANOTHER IN A COMMON PLANE; AND A FURTHER ELECTRICAL CONDUCTOR THAT IS CARRIED BY THE SAID SKIN THAT IS BONDED TO SAID BACK FACE, TO HAVE A SUBSTANTIALLY PLANAR FACE THAT IS SUBSTANTIALLY PARALLEL TO SAID COMMON PLANE; THE ARRANGEMENT BEING SUCH THAT AN ELECTROMAGNETIC WAVE THAT HAS A PREDETERMINED RADIO FREQUENCY AND A PLANE OF POLARIZATION WHICH INTERSECTS SAID COMMON PLANE AT FORTYFIVE DEGREES TO THE ELONGATED CONDUCTORS, PASSES BETWEEN THE ELONGATED CONDUCTORS AND THROUGH THE DIELECTRIC ELEMENT TO BE REFLECTED BACK FROM SAID PLANAR FACE OF SAID
Claim 2
Dependent Claim
172 words
A QUARTER-WAVE REFLECTING PLATE COMPRISING: A SUBSTANTIALLY RIGID DIELECTRIC ELEMENT THAT COMPRISES A RESINIMPREGNATED PAPER HONEYCOMB STRUCTURE THAT HAS MUTUALLY PARALLEL FRONT AND BACK PLANAR FACES BETWEEN WHICH CELLS OF THE HONEYCOMB STRUCTURE EXTEND, AND TWO DIELECTRIC SKINS THAT ARE BONDED TO SAID FRONT AND BACK FACES RESPECTIVELY, TO COVER THESE TWO FACES; A PLURALITY OF ELONGATED ELECTRICAL CONDUCTORS THAT ARE CARRIED BY THE SAID SKIN THAT IS BONDED TO SAID FRONT FACE TO LIE IN A SUBSTANTIALLY PARALLEL SPACED RELATIONSHIP WITH ONE ANOTHER IN A COMMON PLANE; AND A FURTHER ELECTRICAL CONDUCTOR THAT IS CARRIED BY THE SAID SKIN THAT IS BONDED TO SAID BACK FACE, TO HAVE A SUBSTANTIALLY PLANAR FACE THAT IS SUBSTANTIALLY PARALLEL TO SAID COMMON PLANE; THE ARRANGEMENT BEING SUCH THAT AN ELECTROMAGNETIC WAVE THAT HAS A PREDETERMINED RADIO FREQUENCY AND A PLANE OF POLARIZATION WHICH INTERSECTS SAID COMMON PLANE AT FORTYFIVE DEGREES TO THE ELONGATED CONDUCTORS, PASSES BETWEEN THE ELONGATED CONDUCTORS AND THROUGH THE DIELECTRIC ELEMENT TO BE REFLECTED BACK FROM SAID PLANAR FACE OF SAID
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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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |