US2094360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio receiving system
Assignee: Westinghouse Electric Corp
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Filing: 1928-11-14
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Granted: 1937-09-28
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Expires: 1948-11-14
Abstract
No abstract record available.
Inventors
- 👤 Vernon D Landon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:18
CPC Classifications
H; H03; H03H; H03H11/00; H03H11/02; H03H11/36; H03H11/362; H03H7/00; H03H7/48; H03H7/482; H04; H04H; H04H20/00; H04H20/65; H04H20/76; H04H20/77
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) | 1940-09-27 | 1941-03-29 | 1941-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-27 | 1945-03-29 | 1945-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-27 | 1949-03-29 | 1949-09-28 | $7700.00 | Window Closed / Lapsed |