US2666159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sorption type getter structure
Assignee: General Electric Co
•
Filing: 1951-08-08
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Granted: 1954-01-12
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Expires: 1971-08-08
Abstract
No abstract record available.
Inventors
- 👤 Robert I Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:48
CPC Classifications
H; H01; H01J; H01J21/00; H01J21/02; H01J21/06; H01J21/065; H01J7/00; H01J7/14; H01J7/18; H01J7/186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1659207A
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US1859043A
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US2400345A
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US2497911A
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US2547200A
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US2441349A
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US2489872A
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US2489873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |