US2426413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of insulated electric conductors
Assignee: WT Henleys Telegraph Works Co Ltd
•
Filing: 1944-07-06
•
Granted: 1947-08-26
•
Expires: 1964-07-06
Abstract
No abstract record available.
Inventors
- 👤 Pollett William Franci Ogilvie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:42
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/44; H01B3/443; H01B7/00; H01B7/17; H01B7/28; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2929; Y10T428/2933; Y10T428/2936
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1198350A
Cited
US1893590A
Cited
US2013686A
Cited
US2183811A
Cited
US2260761A
Cited
US2269877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-25 | 1951-02-24 | 1951-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-25 | 1955-02-24 | 1955-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-25 | 1959-02-24 | 1959-08-26 | $7700.00 | Window Closed / Lapsed |