US2832013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printed wire circuit card inter-connection apparatus
Assignee: AT&T Inc
•
Filing: 1954-11-12
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Granted: 1958-04-22
•
Expires: 1974-11-12
Abstract
No abstract record available.
Inventors
- 👤 Pedersen Ludwig
- 👤 Anthony J Wier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:57
CPC Classifications
H; H01; H01R; H01R12/00; H01R12/70; H01R12/71; H01R12/72; H01R12/722; H01R12/728
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US233968A
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US2734151A
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US1168774A
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US1560778A
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US2438454A
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GB592686A
Cited
US2475448A
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US2596237A
Cited
US2701346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-21 | 1961-10-21 | 1962-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-21 | 1965-10-21 | 1966-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-21 | 1969-10-21 | 1970-04-22 | $7700.00 | Window Closed / Lapsed |