Patent US3434836A successfully refreshed from Google Patents.
US3434836A
Expired / Lapsed
US
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Process for screening a color cathode-ray tube
Assignee: Rauland Borg Corp
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Filing: 1965-05-10
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Granted: 1969-03-25
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Expires: 1985-05-10
Abstract
No abstract record available.
Inventors
- 👤 Sam H Kaplan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:06
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/227; H01J9/2271; H01J29/00; H01J29/02; H01J29/10; H01J29/18; H01J29/187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2837429A
Cited
US2992919A
Cited
US3054672A
Cited
US3005708A
Cited
US3152900A
Cited
US3067055A
Cited
US3317319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |