US4455448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Housing for microwave electronic devices
Assignee: Stellex Microwave Systems Inc
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Filing: 1981-12-02
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Granted: 1984-06-19
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Expires: 2001-12-02
Abstract
Abstract A microwave device is housed in a plastic injected molded body which has been plated with an electrical conductor to provide shielding. Holes through the walls of the housing are plated and cooperatively function with electrical conductors as coaxial input and output lines.
Inventors
- 👤 Robert W. Bertolina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:27
CPC Classifications
H; H05; H05K; H05K9/00; H05K9/0007; H05K9/0056
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
83 words
For use in microwave applications, a housing comprising a molded plastic body having peripheral walls, a plurality of holes extending through walls of said body, an electrically conductive material plated on said walls and in said holes, a bottom planar member having at least one electrically conductive surface, a top planar member having at least one electrically conductive surface, said top and bottom planar members mating with said body and defining a housing cavity, and coaxial signal conductive lines extending through said holes.
Claim 2
Dependent Claim
83 words
For use in microwave applications, a housing comprising a molded plastic body having peripheral walls, a plurality of holes extending through walls of said body, an electrically conductive material plated on said walls and in said holes, a bottom planar member having at least one electrically conductive surface, a top planar member having at least one electrically conductive surface, said top and bottom planar members mating with said body and defining a housing cavity, and coaxial signal conductive lines extending through said holes.
Claim 3
Dependent Claim
19 words
The housing as defined by claim 1 wherein said bottom member is molded plastic material integral with said body.
Claim 4
Dependent Claim
51 words
The housing as defined by claim 1 or 2 wherein each of said coaxial signal conductive lines comprises a conductor extending through a hole and insulative material separating said conductor from said housing, said electrically conductive material plated in said holes comprising an outer conductor of said coaxial signal conduction line.
Claim 5
Dependent Claim
22 words
The housing as defined by claim 3 wherein said plating comprises a layer of copper and a layer of corrosion resistant material.
Claim 6
Dependent Claim
14 words
The housing as defined by claim 4 wherein said corrosion resistant material comprises gold.
Claim 7
Dependent Claim
15 words
The housing as defined by claim 4 wherein said corrosion resistant material comprises electroless nickel.
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) | 1987-06-19 | 1987-12-19 | 1988-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-06-19 | 1991-12-19 | 1992-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-06-19 | 1995-12-19 | 1996-06-19 | $7700.00 | Window Closed / Lapsed |