US2554554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plug connection for electric conductors
Assignee: Individual
•
Filing: 1946-02-20
•
Granted: 1951-05-29
•
Expires: 1966-02-20
Abstract
No abstract record available.
Inventors
- 👤 Billeter Johann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:25
CPC Classifications
H; H01; H01R; H01R27/00; H01R27/02; H01R31/00; H01R31/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1580503A
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US1630896A
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US2010847A
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GB391288A
Cited
US1961484A
Cited
US1950717A
Cited
US2090470A
Cited
CH175137A
Cited
CH190809A
Cited
US2318484A
Cited
US2316167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-28 | 1954-11-27 | 1955-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-28 | 1958-11-27 | 1959-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-28 | 1962-11-27 | 1963-05-29 | $7700.00 | Window Closed / Lapsed |