US3102196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X-ray spectrograph
Assignee: US Philips Corp
•
Filing: 1959-11-23
•
Granted: 1963-08-27
•
Expires: 1979-11-23
Abstract
No abstract record available.
Inventors
- 👤 Ladell Joshua
- 👤 Spielberg Nathan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:50
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/22; G01N23/223; G01N2223/00; G01N2223/07; G01N2223/076
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
AN X-RAY SPECTROGRAPH FOR DETERMINING THE CONSTITUENT ELEMENT OF A MATERIAL COMPRISING MEANS TO EXCITE A SPECIMEN OF THE MATERIAL TO PRODUCE CHARACTERISTIC X-RAYS, A PLURALITY OF DETECTORS, AND A STATIONARY FOCUSSING DIFFRACTING CRYSTAL POSITIONED TO INTERCEPT AND DIFFRACT THE CHARACTERISTIC X-RAYS EMANATING FROM SAID SPECIMEN, SAID CRYSTAL BEING DEFORMED TO DIFFRACT AND FOCUS RADIATION OF EACH OF A PLURALITY OF WAVE-LENGTHS TO ONE OF A PLURALITY OF RECIPROCAL LATTICE POINTS OF THE CRYSTAL, AND A PLURALITY OF DETECTORS EACH OF WHICH IS LOCATED AT A RECIPROCAL LATTICE POINT ON THE FOCUSSING CIRCLE OF SAID CRYSTAL.
Claim 2
Dependent Claim
96 words
AN X-RAY SPECTROGRAPH FOR DETERMINING THE CONSTITUENT ELEMENT OF A MATERIAL COMPRISING MEANS TO EXCITE A SPECIMEN OF THE MATERIAL TO PRODUCE CHARACTERISTIC X-RAYS, A PLURALITY OF DETECTORS, AND A STATIONARY FOCUSSING DIFFRACTING CRYSTAL POSITIONED TO INTERCEPT AND DIFFRACT THE CHARACTERISTIC X-RAYS EMANATING FROM SAID SPECIMEN, SAID CRYSTAL BEING DEFORMED TO DIFFRACT AND FOCUS RADIATION OF EACH OF A PLURALITY OF WAVE-LENGTHS TO ONE OF A PLURALITY OF RECIPROCAL LATTICE POINTS OF THE CRYSTAL, AND A PLURALITY OF DETECTORS EACH OF WHICH IS LOCATED AT A RECIPROCAL LATTICE POINT ON THE FOCUSSING CIRCLE OF SAID CRYSTAL.
References Cited (Backward Citations)
US2837655A
Cited
US2819405A
Cited
US2928944A
Cited
US2842670A
Cited
US2835820A
Cited
US2897367A
Cited
US2897371A
Cited
US2928945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |