Patent US2107464A successfully refreshed from Google Patents.
US2107464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television system
Assignee: RCA Corp
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Filing: 1932-08-05
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Granted: 1938-02-08
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Expires: 1952-08-05
Abstract
No abstract record available.
Inventors
- 👤 Vladimir K Zworykin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:42
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/16; H03; H03K; H03K4/00; H03K4/06; H03K4/08; H03K4/10; H03K4/26; H03K4/39; H03K4/43; H04N3/02; H04N3/04; H04N3/22; H04N3/23; H04N3/237; H04N3/30; H04N3/34; H04N3/36; H04N5/00; H04N5/04; H04N5/06; H04N5/067; H04N5/0675; H04N5/14; H04N5/16; H04N5/165; H04N9/00; H04N9/12; H04N9/31; H04N9/3141; H04N9/3147
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) | 1941-02-07 | 1941-08-09 | 1942-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-02-07 | 1945-08-09 | 1946-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-02-07 | 1949-08-09 | 1950-02-08 | $7700.00 | Window Closed / Lapsed |