Patent US3314032A successfully refreshed from Google Patents.
US3314032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical coil assembly
Assignee: AT&T Inc
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Filing: 1964-09-08
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Granted: 1967-04-11
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Expires: 1984-09-08
Abstract
No abstract record available.
Inventors
- 👤 Donald L Van Erden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:56
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A COIL MOUNTING COMPRISING: A BOBBIN FOR SUPPORTING A COIL AND HAVING A CYLINDRICAL TUBULAR HUB WITH OUTWARDLY PROJECTING HEADS AT OPPOSITE ENDS THEREOF AND WITH A PLURALITY OF LUGS EXTENDING INWARDLY FROM THE INNER SURFACE OF THE HUB AT ONE END THEREOF, SAID LUGS HAVING SURFACES DISPOSED SUBSTANTIALLY PARALLEL TO THE AXIS OF THE HUB AND HAVING SHOULDER FORMING SURFACES DISPOSED TRANSVERSELY OF THE AXIS; A POLE PIECE ABUTTING SAID ONE END OF SAID BOBBIN;
Claim 2
Dependent Claim
76 words
A COIL MOUNTING COMPRISING: A BOBBIN FOR SUPPORTING A COIL AND HAVING A CYLINDRICAL TUBULAR HUB WITH OUTWARDLY PROJECTING HEADS AT OPPOSITE ENDS THEREOF AND WITH A PLURALITY OF LUGS EXTENDING INWARDLY FROM THE INNER SURFACE OF THE HUB AT ONE END THEREOF, SAID LUGS HAVING SURFACES DISPOSED SUBSTANTIALLY PARALLEL TO THE AXIS OF THE HUB AND HAVING SHOULDER FORMING SURFACES DISPOSED TRANSVERSELY OF THE AXIS; A POLE PIECE ABUTTING SAID ONE END OF SAID BOBBIN;
References Cited (Backward Citations)
US659882A
Cited
US1236357A
Cited
FR811414A
Cited
US2194502A
Cited
US2375309A
Cited
US2667624A
Cited
US3238485A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |