US2574043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated extension clip-on test prod
Assignee: Individual
•
Filing: 1947-10-20
•
Granted: 1951-11-06
•
Expires: 1967-10-20
Abstract
No abstract record available.
Inventors
- 👤 Lannou Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:09
CPC Classifications
G; G01; G01R; G01R1/00; G01R1/02; G01R1/06; G01R1/067; G01R1/06788
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US760273A
Cited
US919971A
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US1621745A
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US1869181A
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US1992596A
Cited
US2067995A
Cited
US2208023A
Cited
US2222110A
Cited
US2240556A
Cited
US2457506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-05 | 1955-05-07 | 1955-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-05 | 1959-05-07 | 1959-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-05 | 1963-05-07 | 1963-11-06 | $7700.00 | Window Closed / Lapsed |