US3720831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scintillation crystal structure comprising a series of rectangular wafers forming a bar
Assignee: Individual
•
Filing: 1971-03-09
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Granted: 1973-03-13
•
Expires: 1991-03-09
Abstract
Abstract A SCINTILLATION CRYSTAL INCLUDING A SERIES OF RECTANGULAR WAFERS HAVING THEIR ADJACENT FACES ADHERED TO ONE ANOTHER WITH OPTICAL ADHESIVE TO FORM A BAR. RADIATION IS RECEIVED THROUGH A SIDE OF THE CRYSTAL BAR. SCINTILLATIONS IN THE CRYSTAL ARE DETECTED AT THE ENDS OF THE BAR BY MEANS OF PHOTOSENSITIVE DEVICES.
Inventors
- 👤 F Miraldi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:43
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/161; G01T1/164; G01T1/1641; G01T1/1642; G01T1/29; G01T1/2914; G01T1/2978
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1976-03-12 | 1976-09-11 | 1977-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-12 | 1980-09-11 | 1981-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-12 | 1984-09-11 | 1985-03-13 | $7700.00 | Window Closed / Lapsed |