US2205461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Entertainment receiver
Assignee: Individual
•
Filing: 1937-08-13
•
Granted: 1940-06-25
•
Expires: 1957-08-13
Abstract
No abstract record available.
Inventors
- 👤 John C Batchelor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:37
CPC Classifications
H; H03; H03J; H03J5/00; H03J5/24; H03J5/242; H04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/26; H04N; H04N5/00; H04N5/44; H04N5/60
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) | 1943-06-25 | 1943-12-25 | 1944-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-06-25 | 1947-12-25 | 1948-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-06-25 | 1951-12-25 | 1952-06-25 | $7700.00 | Window Closed / Lapsed |