US2848624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spectrochemical analysis device
Assignee: J J MAGUIRE
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Filing: 1953-11-10
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Granted: 1958-08-19
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Expires: 1973-11-10
Abstract
No abstract record available.
Inventors
- 👤 Friedman Herbert
- 👤 John J Maguire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:58
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/20; G01N23/207; G01N23/2076; G01N23/22; G01N23/223
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A DEVICE FOR SPECTROCHEMICAL ANALYSIS COMPRISING, A SOURCE OF PRIMARY RADIATIONS, A TEST SPECIMEN ON WHICH PRIMARY RADIATIONS ARE DIRECTED, A SPECTROGRAPH DETECTING SYSTEM COMPRISING A DETECTOR AND COUNTER DETECTING AND COUNTING RESPECTIVELY FLUORESCENT RADIATIONS FROM SAID TEST SPECIMEN, A MONITOR DETECTING SYSTEM COMPRISING A MONITOR DETECTOR AND MONITOR COUNTING MEANS DETECTING AND COUNTING RESPECTIVELY THE MONITOR RADIATIONS DERIVED FROM SAID SOURCE, A RELAY DEVICE CONNECTED TO SAID MONITOR COUNTING MEANS, THE CONTACTS OF SAID RELAY BEING OPERATED TO INTERRUPT THE COUNTING OF SAID SPECTROGRAPH DETECTING SYSTEM UPON A PREDETERMINED COUNT BEING MADE BY SAID MONITOR COUNTING MEANS, AND MEANS INTERPOSED BETWEEN SAID SOURCE OF PRIMARY RADIATIONS AND SAID MONITOR COUNTING MEANS CAUSING SAID LAST NAMED MEANS TO COUNT ONLY RADIATIONS HAVING SUBSTANTIALLY THE SAME QUALITY AND BEING PROPORTIONAL TO THE QUANTITY OF THE RADIATIONS OF SAID SPECTROGRAPH DETECTING SYSTEM.
Claim 2
Independent Claim
140 words
A DEVICE FOR SPECTROCHEMICAL ANALYSIS COMPRISING, A SOURCE OF PRIMARY RADIATIONS, A TEST SPECIMEN ON WHICH PRIMARY RADIATIONS ARE DIRECTED, A SPECTROGRAPH DETECTING SYSTEM COMPRISING A DETECTOR AND COUNTER DETECTING AND COUNTING RESPECTIVELY FLUORESCENT RADIATIONS FROM SAID TEST SPECIMEN, A MONITOR DETECTING SYSTEM COMPRISING A MONITOR DETECTOR AND MONITOR COUNTING MEANS DETECTING AND COUNTING RESPECTIVELY THE MONITOR RADIATIONS DERIVED FROM SAID SOURCE, A RELAY DEVICE CONNECTED TO SAID MONITOR COUNTING MEANS, THE CONTACTS OF SAID RELAY BEING OPERATED TO INTERRUPT THE COUNTING OF SAID SPECTROGRAPH DETECTING SYSTEM UPON A PREDETERMINED COUNT BEING MADE BY SAID MONITOR COUNTING MEANS, AND MEANS INTERPOSED BETWEEN SAID SOURCE OF PRIMARY RADIATIONS AND SAID MONITOR COUNTING MEANS CAUSING SAID LAST NAMED MEANS TO COUNT ONLY RADIATIONS HAVING SUBSTANTIALLY THE SAME QUALITY AND BEING PROPORTIONAL TO THE QUANTITY OF THE RADIATIONS OF SAID SPECTROGRAPH DETECTING SYSTEM.
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) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |