Patent US2861392A successfully refreshed from Google Patents.
US2861392A
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US
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Apparatus for sealing picture tubes
Assignee: OI Glass Inc
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Filing: 1956-03-20
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Granted: 1958-11-25
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Expires: 1976-03-20
Abstract
No abstract record available.
Inventors
- 👤 Harvard B Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:11
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/24; H01J9/26; H01J9/263; Y; Y10; Y10S; Y10S269/00; Y10S269/908
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA496824A
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US2111392A
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US2398525A
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US2512971A
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US2517019A
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US2677920A
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US2656650A
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US2719386A
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US2749668A
Cited
US2761249A
Cited
US2725678A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |