US3170884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Naphthalene derivative scintillators
Assignee: Individual
•
Filing: 1962-02-19
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Granted: 1965-02-23
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Expires: 1982-02-19
Abstract
No abstract record available.
Inventors
- 👤 Richard L Macklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:22
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/20; G01T1/204; G01T1/2042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
AN IMPROVED LIQUID SCINTILLATOR FOR DETECTING HIGHENERGY GAMMA RAYS IN THE MEV. ENERGY RANGE CONSISTING ESSENTIALLY OF 1-METHYL NAPHTHALENE AS THE SOLVENT OF SAID SCINTILLATOR, 2,5 DIPHENYLOXAZOLE AS THE PRIMARY SOLUTE OF SAID SCINTILLATOR, SAID PRIMARY SOLUTE HAVING A CONCENTRATION IN THE RANGE OF 5-50 GM./LITER, AND 1,4-BIS 2-(5-PHENYLOXAZOLYL)-BENZENE AS THE SECONDARY SOLUTE OF SAID SCINTILLATOR, SAID SECONDARY SOLUTE HAVING A CONCENTRATION IN THE RANGE OF 0.1-1.0 GM./LITER.
Claim 2
Dependent Claim
68 words
AN IMPROVED LIQUID SCINTILLATOR FOR DETECTING HIGHENERGY GAMMA RAYS IN THE MEV. ENERGY RANGE CONSISTING ESSENTIALLY OF 1-METHYL NAPHTHALENE AS THE SOLVENT OF SAID SCINTILLATOR, 2,5 DIPHENYLOXAZOLE AS THE PRIMARY SOLUTE OF SAID SCINTILLATOR, SAID PRIMARY SOLUTE HAVING A CONCENTRATION IN THE RANGE OF 5-50 GM./LITER, AND 1,4-BIS 2-(5-PHENYLOXAZOLYL)-BENZENE AS THE SECONDARY SOLUTE OF SAID SCINTILLATOR, SAID SECONDARY SOLUTE HAVING A CONCENTRATION IN THE RANGE OF 0.1-1.0 GM./LITER.
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) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |