US2420627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote control apparatus
Assignee: MERIT ENGINEERING Inc
•
Filing: 1944-01-14
•
Granted: 1947-05-13
•
Expires: 1964-01-14
Abstract
No abstract record available.
Inventors
- 👤 Stevenson Robert
- 👤 Alexander W Keema
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:18
CPC Classifications
F; F15; F15B; F15B7/00; F15B7/005; F15B7/008; F15B7/06; F15B7/08; F15B15/00; F15B15/08; F15B15/14; F15B2015/1495
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1932916A
Cited
US1828965A
Cited
US2192175A
Cited
US2264675A
Cited
US2204649A
Cited
US2305302A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-12 | 1950-11-11 | 1951-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-12 | 1954-11-11 | 1955-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-12 | 1958-11-11 | 1959-05-13 | $7700.00 | Window Closed / Lapsed |