Patent US3148275A successfully refreshed from Google Patents.
US3148275A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Specimen holder for X-ray powder analysis
Assignee: US Philips Corp
•
Filing: 1962-02-08
•
Granted: 1964-09-08
•
Expires: 1982-02-08
Abstract
No abstract record available.
Inventors
- 👤 Mack Marian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:42
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/20; G01N23/20008; G01N23/20025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN AN X-RAY APPARATUS INCLUDING A SOURCE OF X-RAYS AND A DETECTOR POSITIONED ON A GONIOMETER CIRCLE, A SPECIMEN OF POWDERED MATERIAL HAVING A CURVED SURFACE POSITIONED ON THE GONIOMETER CIRCLE TO FOCUS X-RAYS DIFFRACTED BY THE SPECIMEN AT THE DETECTOR, SAID SPECIMEN BEING CONTAINED WITHIN A HOLDER COMPRISING A TUBULAR MEMBER HAVING A CURVED END SURFACE PORTION AT ONE END THEREOF, A WALL PERVIOUS TO AND IN THE PATH OF X-RAYS FROM SAID SOURCE ATTACHED TO SAID CURVED END SURFACE PORTION FOR SUPPORTING SAID SPECIMEN, SAID CURVED END SURFACE PORTION AND SAID WALL HAVING A CURVATURE CORRESPONDING TO THE RADIUS OF A FOCUSSING CIRCLE WHICH INTERCEPTS THE DETECTOR WHEREBY THE SPECIMEN IS CURVED TO FOCUS DIFFRACTED X-RAYS AT SAID DETECTOR.
Claim 2
Dependent Claim
121 words
IN AN X-RAY APPARATUS INCLUDING A SOURCE OF X-RAYS AND A DETECTOR POSITIONED ON A GONIOMETER CIRCLE, A SPECIMEN OF POWDERED MATERIAL HAVING A CURVED SURFACE POSITIONED ON THE GONIOMETER CIRCLE TO FOCUS X-RAYS DIFFRACTED BY THE SPECIMEN AT THE DETECTOR, SAID SPECIMEN BEING CONTAINED WITHIN A HOLDER COMPRISING A TUBULAR MEMBER HAVING A CURVED END SURFACE PORTION AT ONE END THEREOF, A WALL PERVIOUS TO AND IN THE PATH OF X-RAYS FROM SAID SOURCE ATTACHED TO SAID CURVED END SURFACE PORTION FOR SUPPORTING SAID SPECIMEN, SAID CURVED END SURFACE PORTION AND SAID WALL HAVING A CURVATURE CORRESPONDING TO THE RADIUS OF A FOCUSSING CIRCLE WHICH INTERCEPTS THE DETECTOR WHEREBY THE SPECIMEN IS CURVED TO FOCUS DIFFRACTED X-RAYS AT SAID DETECTOR.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |