Patent US2967360A successfully refreshed from Google Patents.
Patent US2104801A successfully refreshed from Google Patents.
US2104801A
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Assignee: RCA Corp
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Filing: 1934-09-17
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Granted: 1938-01-11
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Expires: 1954-09-17
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Hansell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:06
CPC Classifications
G; G01; G01R; G01R25/00; G01R23/00; Y; Y10; Y10S; Y10S388/00; Y10S388/907; Y10S388/922
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) | 1941-01-10 | 1941-07-12 | 1942-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-01-10 | 1945-07-12 | 1946-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-01-10 | 1949-07-12 | 1950-01-11 | $7700.00 | Window Closed / Lapsed |