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Patent US3072819A successfully refreshed from Google Patents.
US3072819A
Expired / Lapsed
US
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Thermal detection method and apparatus
Assignee: Individual
•
Filing: 1954-03-25
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Granted: 1963-01-08
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Expires: 1974-03-25
Abstract
No abstract record available.
Inventors
- 👤 Ernest J Sternglass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:48
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/10; H; H01; H01J; H01J31/00; H01J31/08; H01J31/49
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
THE METHOD OF OBTAINING FAR INFRA-RED SIGNAL IMAGE INTELLIGENCE IN A DETECTION TUBE SYSTEM OF A CHARACTER INCORPORATING AN IMAGE TUBE CIRCUIT, AN ELECTRON GUN MEANS THEREIN FOR PROVIDING A FLOW OF PRIMARY ELECTRONS, A DETECTION ELEMENT AND IMAGE INTELLIGENCE PICK-UP MEANS FOR ULTIMATE IMAGE DISPLAY, THE STEPS OF SUBJECTING A HOMOGENELOUS CRYSTALLINE SENSITIVE SURFACE THEREIN TO IMAGING RADIATION OF A SPECTRAL BAND CORRESPONDING TO THE RESONANT FREQUENCY OF THE CRYSTAL LATTICE, APPLYING AN
Claim 2
Independent Claim
74 words
THE METHOD OF OBTAINING FAR INFRA-RED SIGNAL IMAGE INTELLIGENCE IN A DETECTION TUBE SYSTEM OF A CHARACTER INCORPORATING AN IMAGE TUBE CIRCUIT, AN ELECTRON GUN MEANS THEREIN FOR PROVIDING A FLOW OF PRIMARY ELECTRONS, A DETECTION ELEMENT AND IMAGE INTELLIGENCE PICK-UP MEANS FOR ULTIMATE IMAGE DISPLAY, THE STEPS OF SUBJECTING A HOMOGENELOUS CRYSTALLINE SENSITIVE SURFACE THEREIN TO IMAGING RADIATION OF A SPECTRAL BAND CORRESPONDING TO THE RESONANT FREQUENCY OF THE CRYSTAL LATTICE, APPLYING AN
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |