US3365667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shielded chamber for measuring electromagnetic or acoustic waves
Assignee: Siemens AG
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Filing: 1963-03-22
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Granted: 1968-01-23
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Expires: 1983-03-22
Abstract
No abstract record available.
Inventors
- 👤 Deutsch Josef
- 👤 Vollhardt Gunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:03
CPC Classifications
H; H04; H04R; H04R29/00; G; G01; G01R; G01R29/00; G01R29/08; G01R29/10; G01R29/105
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A GENERALLY BOX-SHAPED ENCLOSURE FORMING A CHAMBER FOR MEASURING ELECTROMAGNETIC, ACOUSTIC, AND LIKE WAVES, WITH THE AID OF A RADIATION SOURCE AND RADIATION MEASURING MEANS DISPOSED IN SPACED RELATION, SAID CHAMBER HAVING MAJOR AREAS OF THE INNER WALLS THEREOF VISIBLE FROM BOTH THE SOURCE AND THE MEASURING MEANS, SAID AREAS COMPRISING LINED AND UNLINED PORTIONS, AND WAVE ABSORBING MEATERIAL FORMING THE LINING OF SAID LINED PORTIONS, SAID LINED PORTIONS INCLUDING ALL AREAS AT WHICH RADIATIONS REFLECTED THEREFROM CAN TRAVEL FROM THE SOURCE TO THE MEASURING MEANS WITH LESS THAN THREE INTERMEDIATE REFLECTIONS, AND SAID UNLINED PORTIONS INCLUDING ONLY AREAS AT WHICH RADIATIONS REFLECTED THEREFROM TRAVEL FROM THE SOURCE TO THE MEASURING MEANS WITH AT LEAST THREE INTERMEDIATE REFLECTIONS.
Claim 2
Dependent Claim
118 words
A GENERALLY BOX-SHAPED ENCLOSURE FORMING A CHAMBER FOR MEASURING ELECTROMAGNETIC, ACOUSTIC, AND LIKE WAVES, WITH THE AID OF A RADIATION SOURCE AND RADIATION MEASURING MEANS DISPOSED IN SPACED RELATION, SAID CHAMBER HAVING MAJOR AREAS OF THE INNER WALLS THEREOF VISIBLE FROM BOTH THE SOURCE AND THE MEASURING MEANS, SAID AREAS COMPRISING LINED AND UNLINED PORTIONS, AND WAVE ABSORBING MEATERIAL FORMING THE LINING OF SAID LINED PORTIONS, SAID LINED PORTIONS INCLUDING ALL AREAS AT WHICH RADIATIONS REFLECTED THEREFROM CAN TRAVEL FROM THE SOURCE TO THE MEASURING MEANS WITH LESS THAN THREE INTERMEDIATE REFLECTIONS, AND SAID UNLINED PORTIONS INCLUDING ONLY AREAS AT WHICH RADIATIONS REFLECTED THEREFROM TRAVEL FROM THE SOURCE TO THE MEASURING MEANS WITH AT LEAST THREE INTERMEDIATE REFLECTIONS.
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) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |