US3270141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Translator circuit having linear ferromagnetic cores
Assignee: AT&T Inc
•
Filing: 1963-08-28
•
Granted: 1966-08-30
•
Expires: 1983-08-28
Abstract
No abstract record available.
Inventors
- 👤 Wesley T Wichman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:09
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/80; H03K17/81; H04; H04M; H04M3/00; H04M3/22; H04M3/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN COMBINATION, A FIRST AND SECOND SET OF FERROMAGNETIC CORES, A FIRST AND SECOND PLURALITY OF WINDINGS, EACH WINDING INCLUDING A FIRST AND SECOND TERMINAL, EACH OF SAID FIRST PLURALITY OF WINDINGS AND EACH OF SAID SECOND PLURALITY OF WINDINGS BEING SELECTIVELY COUPLED TO CORES INCLUDED IN SAID FIRST AND SECOND SETS, RESPECTIVELY, AN ENERGY SOURCE CONNECTED TO SAID FIRST TERMINAL OF EACH OF SAID FIRST PLURALITY OF WINDINGS, A COMMON GROUND TERMINAL CONNECTED TO SAID SECOND TERMINAL OF SAID SECOND PLURALITY OF WINDINGS, AND A PLURALITY OF SWITCHING MEANS CONNECTING SAID SECOND TERMINAL OF EACH OF SAID FIRST PLURALITY OF WINDINGS TO SAID FIRST TERMINAL OF EACH OF SAID SECOND PLURALITY OF WINDINGS.
Claim 2
Dependent Claim
114 words
IN COMBINATION, A FIRST AND SECOND SET OF FERROMAGNETIC CORES, A FIRST AND SECOND PLURALITY OF WINDINGS, EACH WINDING INCLUDING A FIRST AND SECOND TERMINAL, EACH OF SAID FIRST PLURALITY OF WINDINGS AND EACH OF SAID SECOND PLURALITY OF WINDINGS BEING SELECTIVELY COUPLED TO CORES INCLUDED IN SAID FIRST AND SECOND SETS, RESPECTIVELY, AN ENERGY SOURCE CONNECTED TO SAID FIRST TERMINAL OF EACH OF SAID FIRST PLURALITY OF WINDINGS, A COMMON GROUND TERMINAL CONNECTED TO SAID SECOND TERMINAL OF SAID SECOND PLURALITY OF WINDINGS, AND A PLURALITY OF SWITCHING MEANS CONNECTING SAID SECOND TERMINAL OF EACH OF SAID FIRST PLURALITY OF WINDINGS TO SAID FIRST TERMINAL OF EACH OF SAID SECOND PLURALITY OF WINDINGS.
References Cited (Backward Citations)
US2834836A
Cited
US3153228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |