US2840794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric junction block
Assignee: Ark Les Electronic Products Corp
•
Filing: 1953-07-06
•
Granted: 1958-06-24
•
Expires: 1973-07-06
Abstract
No abstract record available.
Inventors
- 👤 Hugh W Batcheller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:29
CPC Classifications
H; H01; H01R; H01R31/00; H01R13/00; H01R13/40; H01R13/405; H01R13/415
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2039957A
Cited
US2314855A
Cited
US2551970A
Cited
US2509701A
Cited
US2647962A
Cited
US2632832A
Cited
US2738485A
Cited
US2782392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-23 | 1961-12-23 | 1962-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-23 | 1965-12-23 | 1966-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-23 | 1969-12-23 | 1970-06-24 | $7700.00 | Window Closed / Lapsed |