US3534309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mount for circuit elements
Assignee: Coilcraft Inc
•
Filing: 1967-03-06
•
Granted: 1970-10-13
•
Expires: 1987-03-06
Abstract
No abstract record available.
Inventors
- 👤 John O Renskers
- 👤 Charles S Liebman
- 👤 Robert J Salzman
- 👤 Charles E Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:18
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/02; H01F27/027; H01F41/00; H01F41/02; H01F41/04; H01F41/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR945704A
Cited
US1953035A
Cited
FR945037A
Cited
US2965865A
Cited
US2945215A
Cited
US2864064A
Cited
US2903627A
Cited
US2868936A
Cited
US3296362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |