US2961747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making inductance coils
Assignee: Aladdin Industries LLC
•
Filing: 1955-03-21
•
Granted: 1960-11-29
•
Expires: 1975-03-21
Abstract
No abstract record available.
Inventors
- 👤 Harold T Lyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:56
CPC Classifications
H; H01; H01F; H01F17/00; H01F17/0006; H01F5/00; H01F5/003; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071; Y10T29/4981
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1693837A
Cited
US1825105A
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US1844108A
Cited
US2434511A
Cited
US2455355A
Cited
GB639591A
Cited
US2699424A
Cited
US2728693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |