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US2718608A
Expired / Lapsed
US
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Display-controlling means for cathode ray tubes
Assignee: Allard Way Holdings Ltd
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Filing: 1954-05-17
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Granted: 1955-09-20
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Expires: 1974-05-17
Abstract
No abstract record available.
Inventors
- 👤 Laws Cecil Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:13
CPC Classifications
G; G06; G06K; G06K11/00; G06K11/02; G09; G09G; G09G1/00; G09G1/06; G09G1/08; G09G1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |