US2190824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum to copper connector
Assignee: Reliable Electric Co
•
Filing: 1938-02-09
•
Granted: 1940-02-20
•
Expires: 1958-02-09
Abstract
No abstract record available.
Inventors
- 👤 Cook Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:19
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/58; H01R4/62; H01R4/28; H01R4/30; H01R4/32; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44966; Y10T24/44974; Y10T428/00; Y10T428/12; Y10T428/12375; Y10T428/12493; Y10T428/12736; Y10T428/1275
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-02-19 | 1943-08-21 | 1944-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-02-19 | 1947-08-21 | 1948-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-02-19 | 1951-08-21 | 1952-02-20 | $7700.00 | Window Closed / Lapsed |