US2907908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for preventing distortion in plural beam cathode ray tubes
Assignee: Lanteris Space LLC
•
Filing: 1955-09-01
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Granted: 1959-10-06
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Expires: 1975-09-01
Abstract
No abstract record available.
Inventors
- 👤 James S Bryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:16
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/70; H01J29/701; H01J29/702; H01J29/54; H01J2229/00; H01J2229/56; H01J2229/568; H01J2229/5681; H01J2229/5682; H01J2229/5687
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2653262A
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US2627043A
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US2672574A
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US2790920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |