US2552357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Registration of scanning patterns of cathode-ray tubes
Assignee: RCA Corp
•
Filing: 1948-08-31
•
Granted: 1951-05-08
•
Expires: 1968-08-31
Abstract
No abstract record available.
Inventors
- 👤 Wendt Karl Rinner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:52
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/20; G01R13/22; G01R13/28; H; H01; H01J; H01J29/00; H01J29/46; H01J29/465; H03; H03K; H03K4/00; H03K4/06; H03K4/08; H03K4/90; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/18
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |