US2890344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analysis of materials by x-rays
Assignee: US Philips Corp
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Filing: 1955-12-27
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Granted: 1959-06-09
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Expires: 1975-12-27
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Behr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:48
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/20; G01N23/207; G01N23/2076
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A METHOD OF ANALYZING A MATERIAL CONTAINING AT LEAST ONE ELEMENT IN THE FIRST THREE PERIODS OF THE PERIODIC TABLE OF ELEMENTS COMPRISING THE STEPS, EXPOSING A SPECIMEN OF SAID MATERIAL TO A BEAM OF PRIMARY X-RADIATION HAVING AT LEAST ONE COMPONENT OF GIVEN WAVE LENGTH, MEASURING THE INTENSITY OF A COMPONENT OF THE PRIMARY X-RADIATION SCATTERED BY SAID ELEMENT HAVING A WAVE LENGTH DIFFERENT THAN SAID GIVEN WAVE LENGTH, AND COMPARING THE INTENSITY OF SAID SCATTERED COMPONENT WITH THE
Claim 2
Independent Claim
80 words
A METHOD OF ANALYZING A MATERIAL CONTAINING AT LEAST ONE ELEMENT IN THE FIRST THREE PERIODS OF THE PERIODIC TABLE OF ELEMENTS COMPRISING THE STEPS, EXPOSING A SPECIMEN OF SAID MATERIAL TO A BEAM OF PRIMARY X-RADIATION HAVING AT LEAST ONE COMPONENT OF GIVEN WAVE LENGTH, MEASURING THE INTENSITY OF A COMPONENT OF THE PRIMARY X-RADIATION SCATTERED BY SAID ELEMENT HAVING A WAVE LENGTH DIFFERENT THAN SAID GIVEN WAVE LENGTH, AND COMPARING THE INTENSITY OF SAID SCATTERED COMPONENT WITH THE
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) | 1962-06-08 | 1962-12-08 | 1963-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-08 | 1966-12-08 | 1967-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-08 | 1970-12-08 | 1971-06-09 | $7700.00 | Window Closed / Lapsed |