US2452823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable splice
Assignee: AT&T Inc
•
Filing: 1943-09-18
•
Granted: 1948-11-02
•
Expires: 1963-09-18
Abstract
No abstract record available.
Inventors
- 👤 Robert L Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:35
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/08; H02G15/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US378021A
Cited
US686832A
Cited
GB190517974A
Cited
US1272700A
Cited
US1241809A
Cited
US1443613A
Cited
AT105742B
Cited
GB381366A
Cited
GB410213A
Cited
GB429611A
Cited
US2044580A
Cited
US2181860A
Cited
US2253435A
Cited
US2183945A
Cited
US2287163A
Cited
US2332952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-02 | 1952-05-03 | 1952-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-02 | 1956-05-03 | 1956-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-02 | 1960-05-03 | 1960-11-02 | $7700.00 | Window Closed / Lapsed |