US2225469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relaxation arrangement for deflecting cathode rays
Assignee: Alcatel Lucent Deutschland AG
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Filing: 1938-10-07
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Granted: 1940-12-17
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Expires: 1958-10-07
Abstract
No abstract record available.
Inventors
- 👤 Diebold Hugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:32
CPC Classifications
H; H03; H03K; H03K4/00; H03K4/06; H03K4/08; H03K4/10; H03K4/12; H03F; H03F3/00; H03F3/26; H03F3/28; H03K4/26; H03K4/39; H03K4/43; H03K6/00; H03K6/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-12-17 | 1944-06-17 | 1944-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-17 | 1948-06-17 | 1948-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-17 | 1952-06-17 | 1952-12-17 | $7700.00 | Window Closed / Lapsed |