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Patent US1814346A successfully refreshed from Google Patents.
US1814346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio remote control device
Assignee: Individual
•
Filing: 1927-03-23
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Granted: 1931-07-14
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Expires: 1947-03-23
Abstract
No abstract record available.
Inventors
- 👤 Stevenson David Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:07
CPC Classifications
G; G08; G08B; G08B27/00; G08B27/008; G08C; G08C17/00; G08C17/02
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) | 1934-07-13 | 1935-01-12 | 1935-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-07-13 | 1939-01-12 | 1939-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-07-13 | 1943-01-12 | 1943-07-14 | $7700.00 | Window Closed / Lapsed |