Patent US3497695A successfully refreshed from Google Patents.
US3497695A
Expired / Lapsed
US
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Radiant energy transmitting device
Assignee: Raytheon Co
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Filing: 1961-12-11
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Granted: 1970-02-24
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Expires: 1981-12-11
Abstract
No abstract record available.
Inventors
- 👤 Warren J Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:51
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/04; G02B6/06; G01; G01S; G01S3/00; G01S3/78; G01S3/781
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A RADIANT ENERGY SYSTEM COMPRISING A CONVERGING LENS SYSTEM FOR FOCUSING A BEAM OF RADIANT ENERGY THROUGH A FOCAL POINT OF THE LENS SYSTEM, AN IMAGE PLANE ON THE OPPOSITE SIDE OF THE FOCAL POINT FOR RECEIVING SAID ENERGY BEAM AFTER IT PASSES THROUGH THE FOCAL POINT, AND MEANS AT SAID FOCAL POINT AND TRANSPARENT TO SAID ENERGY BEAM FOR INTERCEPTING AND DIFFUSING THE ENERGY TRANSMITTED TO SAID IMAGE PLANE, SAID MEANS COMPRISING A DIFFUSING ELEMENT COMPRISED OF A MULTIPLICITY OF PARALLEL TRANSPARENT FIBERS DISPOSED TO RECEIVE SAID ENERGY BEAM AT ONE END THEREOF AND EMIT THE BEAM IN DIFFUSED FORM FROM THE OPPOSITE END THEREOF TOWARD SAID IMAGE PLANE WHEREBY AN IMAGE OF AN OBSCURATION IN SAID BEAM WILL BE CONVERTED TO AN ANNULAR CONFIGURATION AT SAID IMAGE PLANE.
Claim 2
Dependent Claim
130 words
A RADIANT ENERGY SYSTEM COMPRISING A CONVERGING LENS SYSTEM FOR FOCUSING A BEAM OF RADIANT ENERGY THROUGH A FOCAL POINT OF THE LENS SYSTEM, AN IMAGE PLANE ON THE OPPOSITE SIDE OF THE FOCAL POINT FOR RECEIVING SAID ENERGY BEAM AFTER IT PASSES THROUGH THE FOCAL POINT, AND MEANS AT SAID FOCAL POINT AND TRANSPARENT TO SAID ENERGY BEAM FOR INTERCEPTING AND DIFFUSING THE ENERGY TRANSMITTED TO SAID IMAGE PLANE, SAID MEANS COMPRISING A DIFFUSING ELEMENT COMPRISED OF A MULTIPLICITY OF PARALLEL TRANSPARENT FIBERS DISPOSED TO RECEIVE SAID ENERGY BEAM AT ONE END THEREOF AND EMIT THE BEAM IN DIFFUSED FORM FROM THE OPPOSITE END THEREOF TOWARD SAID IMAGE PLANE WHEREBY AN IMAGE OF AN OBSCURATION IN SAID BEAM WILL BE CONVERTED TO AN ANNULAR CONFIGURATION AT SAID IMAGE PLANE.
References Cited (Backward Citations)
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Cited
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US2877368A
Cited
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Cited
US3033071A
Cited
US2961545A
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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) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |