US3073960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Teletherapy device
Assignee: Westinghouse Electric Corp
•
Filing: 1958-07-14
•
Granted: 1963-01-15
•
Expires: 1978-07-14
Abstract
No abstract record available.
Inventors
- 👤 Robert L Guentner
- 👤 Edward F Moran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:04
CPC Classifications
G; G21; G21K; G21K1/00; G21K1/02; A; A61; A61N; A61N5/00; A61N5/10; G21F; G21F5/00; G21F5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A RADIOACTIVE SOURCE HOLDER COMPRISING A ROTATABLE SHIELDED MEANS HAVING A RADIOACTIVE-SOURCE-ACCOMMODATING CAVITY FOR CONTAINING A SOURCE CAPSULE AND A RADIALLYEXTENDING RADIATION EMERGENCE APERTURE FOR REGISTRY WITH SAID CAVITY, AND A PLURALITY OF VARIOUS SIZED AND SHAPED COLLIMATOR MEMBERS ENCIRCLING SAID SHIELDED MEANS AND ROTATABLE THEREABOUT FOR SELECTIVE RADIALLY-ALIGNED REGISTRY WITH THE RADIALLY-OUTERMOST END OF SAID EMERGENCE APERTURE.
Claim 2
Dependent Claim
58 words
A RADIOACTIVE SOURCE HOLDER COMPRISING A ROTATABLE SHIELDED MEANS HAVING A RADIOACTIVE-SOURCE-ACCOMMODATING CAVITY FOR CONTAINING A SOURCE CAPSULE AND A RADIALLYEXTENDING RADIATION EMERGENCE APERTURE FOR REGISTRY WITH SAID CAVITY, AND A PLURALITY OF VARIOUS SIZED AND SHAPED COLLIMATOR MEMBERS ENCIRCLING SAID SHIELDED MEANS AND ROTATABLE THEREABOUT FOR SELECTIVE RADIALLY-ALIGNED REGISTRY WITH THE RADIALLY-OUTERMOST END OF SAID EMERGENCE APERTURE.
References Cited (Backward Citations)
US2487222A
Cited
US2469206A
Cited
US2523067A
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US2687477A
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US2670443A
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US2777356A
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US2706789A
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US2750517A
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US2772361A
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US2849621A
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US2978587A
Cited
US2872587A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |