Patent US2106776A successfully refreshed from Google Patents.
US2106776A
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Assignee: RCA Corp
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Filing: 1935-02-23
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Granted: 1938-02-01
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Expires: 1955-02-23
Abstract
No abstract record available.
Inventors
- 👤 Trevor Bertram
- 👤 George Ralph Waldo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:45
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/26; H03; H03B; H03B5/00; H03B5/18; H03B5/1817; H03B5/1835; H03D; H03D7/00; H03D7/14; H03D7/1416; H03F; H03F3/00; H03F3/54; H03J; H03J7/00; H03J7/02; H03J7/16
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) | 1941-01-31 | 1941-08-02 | 1942-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-01-31 | 1945-08-02 | 1946-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-01-31 | 1949-08-02 | 1950-02-01 | $7700.00 | Window Closed / Lapsed |