Patent US4234250A successfully refreshed from Google Patents.
Patent US2951167A successfully refreshed from Google Patents.
US2951167A
Expired / Lapsed
US
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Support means for mounting color-control element in glass portion of cathode-ray tube envelope
Assignee: Kimble Glass Inc
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Filing: 1958-06-26
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Granted: 1960-08-30
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Expires: 1978-06-26
Abstract
No abstract record available.
Inventors
- 👤 Robert R Kegg
- 👤 Alfred D Pinotti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:46
CPC Classifications
C; C03; C03C; C03C27/00; C03C27/04; C03C27/042; C03C27/044; H; H01; H01J; H01J29/00; H01J29/02; H01J29/06; H01J29/07; H01J29/073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB634548A
Cited
US2727172A
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US2795719A
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US2846608A
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US2821644A
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US2824989A
Cited
US2824990A
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US2856552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |