Patent US3387100A successfully refreshed from Google Patents.
US3387100A
Expired / Lapsed
US
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Means of recording and reading microwave energy
Assignee: United States Department of the Navy
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Filing: 1964-07-30
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Granted: 1968-06-04
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Expires: 1984-07-30
Abstract
No abstract record available.
Inventors
- 👤 Chipman Gerald
- 👤 Richard L Pierce
- 👤 Grengg Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:52
CPC Classifications
G; G11; G11B; G11B11/00; G11B11/10; G11B11/115; G01; G01R; G01R21/00; G01R21/01; G11B11/11; G11B5/00; G11B5/012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
APPARATUS FOR RECORDING THE FREQUENCY OF MICROWAVE ENERGY BY RADIATION MAGNETIZATION COMPRISING: A WAVEGUIDE; AND A CONTINUOUSLY MOVING RECORDING MEDIUM PASSING THROUGH A SLOT IN THE SIDE OF THE WAVEGUIDE; SAID WAVEGUIDE HAVING A STUB WITH A SHORTED END FORMING A CAVITY WHOSE LONGITUDINAL AXIS IS ALIGNED WITH THE AFOREMENTIONED SLOT, SAID CAVITY BEING CONNECTED INTO THE SIDE OF THE WAVEGUIDE CARRYING THE MICROWAVE ENERGY WHOSE FREQUENCY IS TO BE RECORDED.
Claim 2
Dependent Claim
71 words
APPARATUS FOR RECORDING THE FREQUENCY OF MICROWAVE ENERGY BY RADIATION MAGNETIZATION COMPRISING: A WAVEGUIDE; AND A CONTINUOUSLY MOVING RECORDING MEDIUM PASSING THROUGH A SLOT IN THE SIDE OF THE WAVEGUIDE; SAID WAVEGUIDE HAVING A STUB WITH A SHORTED END FORMING A CAVITY WHOSE LONGITUDINAL AXIS IS ALIGNED WITH THE AFOREMENTIONED SLOT, SAID CAVITY BEING CONNECTED INTO THE SIDE OF THE WAVEGUIDE CARRYING THE MICROWAVE ENERGY WHOSE FREQUENCY IS TO BE RECORDED.
References Cited (Backward Citations)
US3137841A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |