Patent US2467758A successfully refreshed from Google Patents.
US2467758A
Expired / Lapsed
US
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Movable circuit closure
Assignee: RCA Corp
•
Filing: 1944-09-22
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Granted: 1949-04-19
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Expires: 1964-09-22
Abstract
No abstract record available.
Inventors
- 👤 Nils E Lindenblad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:12
CPC Classifications
H; H01; H01R; H01R39/00; H01R39/02; H01R39/18; H01R39/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE134748C
Cited
US916649A
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GB112849A
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US1444445A
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US1740640A
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US1676050A
Cited
US1677288A
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US1731003A
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US2000177A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |