US2472535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric remote-control or indicating system
Assignee: Pye Electronic Products Ltd
•
Filing: 1944-08-15
•
Granted: 1949-06-07
•
Expires: 1964-08-15
Abstract
No abstract record available.
Inventors
- 👤 Jones William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:39
CPC Classifications
G; G08; G08C; G08C15/00; G08C15/06; G08C15/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US257403A
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FR573465A
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US1854066A
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US1954850A
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US2070651A
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US2073370A
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US2155492A
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US2284873A
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US2267827A
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US2424967A
Cited
US2371415A
Cited
GB601655A
Cited
US2399671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |