US2487682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronizing system
Assignee: RCA Corp
•
Filing: 1946-01-18
•
Granted: 1949-11-08
•
Expires: 1966-01-18
Abstract
No abstract record available.
Inventors
- 👤 Karl R Wendt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:20
CPC Classifications
H; H04; H04L; H04L7/00; H04L7/0079; H04L7/0083; H04L7/04; H04L7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2141343A
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US2231792A
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US2258943A
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US2277000A
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US2359447A
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US2350536A
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US2401405A
Cited
US2406977A
Cited
US2406978A
Cited
US2408077A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |