US2797333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X-ray source
Assignee: IIT Research Institute
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Filing: 1953-07-24
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Granted: 1957-06-25
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Expires: 1973-07-24
Abstract
No abstract record available.
Inventors
- 👤 Reiffel Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:37
CPC Classifications
H; H01; H01J; H01J35/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN X-RAY GENERATOR, COMPRISING: A CAPSULE CONTAINING BETA PARTICLES EMITTING RADIOACTIVE MATERIAL AND HAVING WALLS THIN ENOUGH TO READILY PASS THE BETA PARTICLES, AND A TARGET REMOVABLY SURROUNDING SAID CAPSULE SO THAT THE BETA PARTICLES BOMBARD TARGET ATOMS TO PRODUCE XRAYS, THE COMPOSITIONS AND RELATIVE GEOMETRY OF THE RADIOACTIVE AND TARGET MATERIALS BEING SUCH THAT USABLE QUANTITIES OF X-RAYS ARE RADIATED FROM THE GENERATOR AND COMPRISE AT LEAST ONE PERCENT OF THE TOTAL RADIATION FROM THE GENERATOR, SAID TARGET BEING REPLACEABLE WITH A SHIELD HAVING A LOWER ATOMIC NUMBER AND CONSIDERABLY GREATER THICKNESS SO AS TO EFFECTIVELY ELIMINATE RADIATION.
Claim 2
Dependent Claim
99 words
AN X-RAY GENERATOR, COMPRISING: A CAPSULE CONTAINING BETA PARTICLES EMITTING RADIOACTIVE MATERIAL AND HAVING WALLS THIN ENOUGH TO READILY PASS THE BETA PARTICLES, AND A TARGET REMOVABLY SURROUNDING SAID CAPSULE SO THAT THE BETA PARTICLES BOMBARD TARGET ATOMS TO PRODUCE XRAYS, THE COMPOSITIONS AND RELATIVE GEOMETRY OF THE RADIOACTIVE AND TARGET MATERIALS BEING SUCH THAT USABLE QUANTITIES OF X-RAYS ARE RADIATED FROM THE GENERATOR AND COMPRISE AT LEAST ONE PERCENT OF THE TOTAL RADIATION FROM THE GENERATOR, SAID TARGET BEING REPLACEABLE WITH A SHIELD HAVING A LOWER ATOMIC NUMBER AND CONSIDERABLY GREATER THICKNESS SO AS TO EFFECTIVELY ELIMINATE RADIATION.
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) | 1960-06-24 | 1960-12-24 | 1961-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-24 | 1964-12-24 | 1965-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-24 | 1968-12-24 | 1969-06-25 | $7700.00 | Window Closed / Lapsed |