Patent US3113271A successfully refreshed from Google Patents.
US3113271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave anechoic chamber
Assignee: Remedium Group Inc
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Filing: 1960-06-28
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Granted: 1963-12-03
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Expires: 1980-06-28
Abstract
No abstract record available.
Inventors
- 👤 Elery F Buckley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:15
CPC Classifications
G; G01; G01R; G01R29/00; G01R29/08; G01R29/10; G01R29/105
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
A MICROWAVE ANECHOIC CHAMBER FOR HOUSING MEANS FOR PROPAGATING MICROWAVES IN ONE GENERAL DIRECTION, COMPRISING AN ELONGATED HOUSING ORIENTED GENERALLY LENGTHWISE OF SAID DIRECTION AND AT LEAST PARTIALLY LINED WITH MICROWAVE ABSORBING MATERIAL OF RELATIVELY LOW DECIBEL PERFORMANCE, SAID HOUSING BEING FORMED WITH A TRANSVERSE RESTRICTION DIVIDING SAID HOUSING INTO A RELATIVELY SMALL TRANSMITTING PORTION AND A RELATIVELY LARGE RECEIVING PORTION, SAID RESTRICTION BEING EFFECTIVE TO PREVENT EXTRANEOUS MICROWAVES FROM ENTERING A QUIET VOLUME OF RELATIVELY HIGH DECIBEL PERFORMANCE LOCATED WITHIN A RECEIVING PORTION OF SAID CHAMBER.
References Cited (Backward Citations)
US2599944A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |