US2664554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote-control and supervisory control system
Assignee: Motorola Solutions Inc
•
Filing: 1951-04-19
•
Granted: 1953-12-29
•
Expires: 1971-04-19
Abstract
No abstract record available.
Inventors
- 👤 John A Doremus
- 👤 Herbert C Waterman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:43
CPC Classifications
H; H02; H02J; H02J13/00; H02J13/13; H02J13/18; H02J13/34; Y; Y02; Y02E; Y02E60/00; Y04; Y04S; Y04S10/00; Y04S10/18; Y04S40/00; Y04S40/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1790866A
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US1674127A
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US1714973A
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US1763879A
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US1790188A
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US1786805A
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US2059896A
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US2280144A
Cited
US2298907A
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US2408037A
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US2444243A
Cited
US2543869A
Cited
US2616959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |