US3103587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-cooled infrared detection cell
Assignee: Westinghouse Electric Corp
•
Filing: 1959-02-19
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Granted: 1963-09-10
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Expires: 1979-02-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Roland W Ure
- 👤 Edward V Somers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:22
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/10; G01J5/28; G02; G02B; G02B23/00; G02B23/12; H; H10; H10N; H10N10/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
56 words
AN INFRARED DETECTOR COMPRISING IN COOPERATIVE RELATIONSHIP A LENS, A BODY OF AN INFRARED SENSITIVE SOLID STATE MATERIAL, SAID BODY OF INFRARED SENSITIVE SOLID STATE MATERIAL BEING IN DIRECT CONTACT WITH SAID LENS, AND A COLD JUNCTION OF A THERMOELECTRIC REFRIGERATION DEVICE ELECTRICALLY INSULATED FROM AND IN DIRECT THERMAL CONTACT WITH SAID BODY OF SENSITIVE MATERIAL.
References Cited (Backward Citations)
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US2921973A
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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) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |