US2449356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making shielded ignition leads
Assignee: Individual
•
Filing: 1944-09-26
•
Granted: 1948-09-14
•
Expires: 1964-09-26
Abstract
No abstract record available.
Inventors
- 👤 Howard M Wilkoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:35
CPC Classifications
H; H04; H04B; H04B15/00; H04B15/02; H04B15/025; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49208; Y10T29/49217
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US284050A
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US1599905A
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US1461130A
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US2090014A
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US2105791A
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US2216686A
Cited
GB540618A
Cited
US2333349A
Cited
US2300517A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-14 | 1952-03-15 | 1952-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-14 | 1956-03-15 | 1956-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-14 | 1960-03-15 | 1960-09-14 | $7700.00 | Window Closed / Lapsed |