US2853690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical connector
Assignee: Individual
•
Filing: 1955-07-29
•
Granted: 1958-09-23
•
Expires: 1975-07-29
Abstract
No abstract record available.
Inventors
- 👤 William F Madison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:09
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/62; H01R13/627
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1583087A
Cited
US2158385A
Cited
US2518464A
Cited
US2574456A
Cited
US2710384A
Cited
US2775745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |