US2981921A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Connector for connecting a branch wire to a current conducting through wire
Assignee: Arcoa Inc
•
Filing: 1958-11-03
•
Granted: 1961-04-25
•
Expires: 1978-11-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Safford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:16
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/24; H01R4/2404; H01R4/2408
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1757748A
Cited
US2121063A
Cited
US2117752A
Cited
FR821014A
Cited
US2372653A
Cited
US2352224A
Cited
GB560413A
Cited
US2476738A
Cited
US2700142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |