US2954538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature compensated permeabilitytuned inductor
Assignee: Avco Manufacturing Corp
•
Filing: 1956-05-15
•
Granted: 1960-09-27
•
Expires: 1976-05-15
Abstract
No abstract record available.
Inventors
- 👤 Thomas B Horgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:53
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2563413A
Cited
US2100412A
Cited
US2234002A
Cited
US2340749A
Cited
US2439809A
Cited
US2750497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |