Patent US2999997A successfully refreshed from Google Patents.
US2999997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical socket for printed circuit cards
Assignee: Individual
•
Filing: 1958-04-22
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Granted: 1961-09-12
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Expires: 1978-04-22
Abstract
No abstract record available.
Inventors
- 👤 Tuchel Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:35
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/02; H01R13/26; H01R12/00; H01R12/70; H01R12/71; H01R12/712; H01R12/716; H01R12/72; H01R12/722; H01R12/725; H01R12/73; H01R12/732; H01R12/735; H01R12/737
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |