US2454800A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated electric cable and insulation therefor
Assignee: STC PLC
•
Filing: 1945-08-04
•
Granted: 1948-11-30
•
Expires: 1965-08-04
Abstract
No abstract record available.
Inventors
- 👤 Sidney R Hartstein
- 👤 Stolte Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:14
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/02; H01B7/0233; H01B11/00; H01B11/18; H01B11/1834; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2249959A
Cited
US1127281A
Cited
US1102633A
Cited
US1899752A
Cited
US1938308A
Cited
US2085995A
Cited
US2391686A
Cited
US2375388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-30 | 1952-05-31 | 1952-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-30 | 1956-05-31 | 1956-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-30 | 1960-05-31 | 1960-11-30 | $7700.00 | Window Closed / Lapsed |