Patent US3210545A successfully refreshed from Google Patents.
US3210545A
Expired / Lapsed
US
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Method of compensating a radiation gauge for unwanted changes in measured material
Assignee: Industrial Nucleonics Corp
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Filing: 1961-07-24
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Granted: 1965-10-05
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Expires: 1981-07-24
Abstract
No abstract record available.
Inventors
- 👤 Glenroy W Barnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:43
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/20; G01N23/203; G01N23/02; G01N23/06; G01N23/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
THE METHOD OF COMPENSATING A MASS PER UNIT AREA MEASUREMENT FOR CHANGES IN COMPOSITION OF THE MATERIAL BEING MEASURED WHICH CHANGES NORMALLY AFFECT THE INDICATION PRODUCED COMPRISING THE STEPS OF, PASSING PENETRATING RADIATION THROUGH SAID MATERIAL, DETECTING RADIATION PASSING THROUGH SAID MATERIAL TO DEVELOP A FIRST SIGNAL HAVING A COMPONENT REPRESENTING THE MASS PER UNIT AREA OF SAID MATERIAL AND COMPONENT REPRESENTING SAID COMPOSITION, DETECTING BACKSCATTER RADIATION PRODUCED BY RADIATION IMPINGING ON SAID MATERIAL TO DEVELOP A SECOND SIGNAL ASLO HAVING A COMPONENT REPRESENTATING MASS PER UNIT AREA OF SAID MATERIAL AND A COMPONENT REPRESENTING SAID COMPOSITION, AND COMBINING SAID FIRST AND SECOND SIGNALS IN PREDETERMINED RELATION TO PRODUCE TO A CORRECTED SIGNAL REPRESENTATIVE OF MASS PER UNIT AREA.
Claim 2
Independent Claim
119 words
THE METHOD OF COMPENSATING A MASS PER UNIT AREA MEASUREMENT FOR CHANGES IN COMPOSITION OF THE MATERIAL BEING MEASURED WHICH CHANGES NORMALLY AFFECT THE INDICATION PRODUCED COMPRISING THE STEPS OF, PASSING PENETRATING RADIATION THROUGH SAID MATERIAL, DETECTING RADIATION PASSING THROUGH SAID MATERIAL TO DEVELOP A FIRST SIGNAL HAVING A COMPONENT REPRESENTING THE MASS PER UNIT AREA OF SAID MATERIAL AND COMPONENT REPRESENTING SAID COMPOSITION, DETECTING BACKSCATTER RADIATION PRODUCED BY RADIATION IMPINGING ON SAID MATERIAL TO DEVELOP A SECOND SIGNAL ASLO HAVING A COMPONENT REPRESENTATING MASS PER UNIT AREA OF SAID MATERIAL AND A COMPONENT REPRESENTING SAID COMPOSITION, AND COMBINING SAID FIRST AND SECOND SIGNALS IN PREDETERMINED RELATION TO PRODUCE TO A CORRECTED SIGNAL REPRESENTATIVE OF MASS PER UNIT AREA.
References Cited (Backward Citations)
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US2977478A
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US2920206A
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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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |