Patent US2542579A successfully refreshed from Google Patents.
US2542579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Connector
Assignee: Admiral Corp
•
Filing: 1945-03-22
•
Granted: 1951-02-20
•
Expires: 1965-03-22
Abstract
No abstract record available.
Inventors
- 👤 Ray L Sanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:33
CPC Classifications
H; H01; H01F; H01F21/00; H01F21/02; H01F21/06; Y; Y10; Y10T; Y10T403/00; Y10T403/45; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19721; Y10T74/1973
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US749869A
Cited
US1896995A
Cited
US2270117A
Cited
US2240087A
Cited
US2255680A
Cited
US2338134A
Cited
US2361395A
Cited
US2423275A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |