US2966592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum-tight windows
Assignee: Westinghouse Electric Corp
•
Filing: 1956-03-26
•
Granted: 1960-12-27
•
Expires: 1976-03-26
Abstract
No abstract record available.
Inventors
- 👤 Thomas P Vogl
- 👤 Ralph O Mcintosh
- 👤 Garbuny Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:42
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/24; H01J9/26; H01J9/263
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2296307A
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US2625717A
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US2584653A
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US2572494A
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US2773289A
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US2650683A
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US2663812A
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US2722085A
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US2707850A
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US2757293A
Cited
US2720997A
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US2708250A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |