US3089031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for testing structure of materials by means of roentgen, gamma or corpuscular rays
Assignee: DEUTSCHE GOLD- und SILVER-SCHEIDEANSTALT
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Filing: 1957-12-19
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Granted: 1963-05-07
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Expires: 1977-12-19
Abstract
No abstract record available.
Inventors
- 👤 Eudter Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:00
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/20; G01N23/205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A METHOD OF CONTINUOUSLY FOLLOWING STRUCTURAL CHANGES IN MATERIALS, WHICH COMPRISES IMPINGING A BEAM OF INTERFERENCE GENERATING RAYS ON THE MATERIAL, AND MOVING A SHEET OF A MATERIAL SENSITIVE TO THE SCATTER RAYS EMITTED FROM THE MATERIAL CONTINUOUSLY ACROSS THE FIELD OF SUCH SCATTER RAYS IN A DIRECTION IN WHICH THE MATERIAL REMAINS IMMOVABLE AT A SPEED SUFFICIENTLY SLOW, RELATIVE TO THE INTENSITIES OF THE SCATTER RAYS, TO PRODUCE A CLEAR RECORD THEREON, AND CONFINING THE PRIMARY RAYS TO A NARROW PATH WHILE PERMITTING THE DISPERSION OF THE SCATTER RAYS OVER A WIDELY CONICALLY SPREAD FIELD OF AT LEAST ONE SCATTERING ANGLE TO IMPINGE UPON THE SENSITIVE MATERIAL.
Claim 2
Independent Claim
108 words
A METHOD OF CONTINUOUSLY FOLLOWING STRUCTURAL CHANGES IN MATERIALS, WHICH COMPRISES IMPINGING A BEAM OF INTERFERENCE GENERATING RAYS ON THE MATERIAL, AND MOVING A SHEET OF A MATERIAL SENSITIVE TO THE SCATTER RAYS EMITTED FROM THE MATERIAL CONTINUOUSLY ACROSS THE FIELD OF SUCH SCATTER RAYS IN A DIRECTION IN WHICH THE MATERIAL REMAINS IMMOVABLE AT A SPEED SUFFICIENTLY SLOW, RELATIVE TO THE INTENSITIES OF THE SCATTER RAYS, TO PRODUCE A CLEAR RECORD THEREON, AND CONFINING THE PRIMARY RAYS TO A NARROW PATH WHILE PERMITTING THE DISPERSION OF THE SCATTER RAYS OVER A WIDELY CONICALLY SPREAD FIELD OF AT LEAST ONE SCATTERING ANGLE TO IMPINGE UPON THE SENSITIVE MATERIAL.
References Cited (Backward Citations)
DE556383C
Cited
DE670322C
Cited
GB533697A
Cited
US2396069A
Cited
US2584962A
Cited
US2687477A
Cited
US2714669A
Cited
US2798163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |