US3081413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X-ray tube with gas gettering means
Assignee: General Electric Co
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Filing: 1960-08-22
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Granted: 1963-03-12
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Expires: 1980-08-22
Abstract
No abstract record available.
Inventors
- 👤 Harold R Cummings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:49
CPC Classifications
H; H01; H01J; H01J41/00; H01J41/12; H01J41/14; H01J41/16; H01J35/00; H01J35/02; H01J35/20; H01J35/24; H01J35/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
44 words
AN X-RAY TUBE COMPRISING: A ROTATABLE ANODE TARGET, A ZIRCONIUM GETTER, A MOUNTING MEANS INTERMEDIATE SAID ANODE TARGET AND SAID GETTER FOR MAINTAINING SAID GETTER IN SPACED RELATION TO SAID ANODE TARGET, SAID MOUNTING MEANS COMPRISING A MATERIAL HAVING LOWER THERMAL CONDUCTIVITY THAN MOLYBDENUM.
References Cited (Backward Citations)
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US2430800A
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US2477110A
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US2469626A
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US2502070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |