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Patent US3383902A successfully refreshed from Google Patents.
US3383902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Infrared simulator
Assignee: Boeing North American Inc
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Filing: 1966-01-06
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Granted: 1968-05-21
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Expires: 1986-01-06
Abstract
No abstract record available.
Inventors
- 👤 Jack T Cragin
- 👤 Maciej J Makowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:06
CPC Classifications
G; G06; G06E; G06E3/00; G06E3/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A SIMULATOR COMPRISING: AN OPAQUE HOUSING AT A FIRST SUBSTANTIALLY UNIFORM TEMPERATURE; MEANS FOR GENERATING A COLLIMATED BEAM OF RADIANT ENERGY IN SAID HOUSING HAVING A SPECTRAL DISTRIBUTION CORRESPONDING TO A SECOND TEMPERATURE DIFFERENT FROM SAID FIRST TEMPERATURE; MEANS FOR GENERATING A BACKGROUND FLUX OF RADIANT ENERGY IN SAID HOUSING HAVING A SPECTRAL DISTRIBUTION CORRESPONDING TO A TEMPERATURE DIFFERENT FROM SAID FIRST TEMPERATURE; AND MEANS FOR REFLECTING SAID BACKGROUND FLUX COAXIALLY WITH THE COLLIMATED BEAM.
Claim 2
Dependent Claim
75 words
A SIMULATOR COMPRISING: AN OPAQUE HOUSING AT A FIRST SUBSTANTIALLY UNIFORM TEMPERATURE; MEANS FOR GENERATING A COLLIMATED BEAM OF RADIANT ENERGY IN SAID HOUSING HAVING A SPECTRAL DISTRIBUTION CORRESPONDING TO A SECOND TEMPERATURE DIFFERENT FROM SAID FIRST TEMPERATURE; MEANS FOR GENERATING A BACKGROUND FLUX OF RADIANT ENERGY IN SAID HOUSING HAVING A SPECTRAL DISTRIBUTION CORRESPONDING TO A TEMPERATURE DIFFERENT FROM SAID FIRST TEMPERATURE; AND MEANS FOR REFLECTING SAID BACKGROUND FLUX COAXIALLY WITH THE COLLIMATED BEAM.
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) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |