US2601393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selective remote control system
Assignee: Individual
•
Filing: 1948-05-27
•
Granted: 1952-06-24
•
Expires: 1968-05-27
Abstract
No abstract record available.
Inventors
- 👤 Jr John Hays Hammond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:49
CPC Classifications
G; G08; G08C; G08C19/00; G08C19/16; G08C19/28; G06; G06G; G06G7/00; G06G7/12; G06G7/19; G06G7/1914
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US463852A
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US1193807A
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US1915993A
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US2256487A
Cited
US2369783A
Cited
US2489638A
Cited
US2497936A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-24 | 1955-12-24 | 1956-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-24 | 1959-12-24 | 1960-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-24 | 1963-12-24 | 1964-06-24 | $7700.00 | Window Closed / Lapsed |