US2694802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote-control and supervision system
Assignee: International Standard Electric Corp
•
Filing: 1952-02-13
•
Granted: 1954-11-16
•
Expires: 1972-02-13
Abstract
No abstract record available.
Inventors
- 👤 Terry Victor John
- 👤 Dunn Roland Harris
- 👤 Collier Perceval Gerard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:27
CPC Classifications
H; H04; H04Q; H04Q3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1562210A
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US1613944A
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US1950108A
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US2047631A
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US2126209A
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US2045713A
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US2183245A
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US2174291A
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US2390222A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |