Patent US3080541A successfully refreshed from Google Patents.
US3080541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
parker
Assignee: —
•
Filing: —
•
Granted: 1963-03-05
•
Expires: 1980-03-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:08
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/16; H05K1/165; H01; H01F; H01F17/00; H01F17/0006; H01F17/0033; H01F17/02; H01F27/00; H01F27/28; H01F27/2804; H01F27/32; H01F27/323; H01F5/00; H01F5/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A PRINTED COIL STRUCTURE HAVING A D.C. MAGNETIC FIELD WITH SUBSTANTIALLY ZERO INDUCTANCE FOR ALTERNATING CURRENT, SAID COIL STRUCTURE INCLUDING A HIGHLY CONDUCTIVE METALLIC SUPPORTING MEMBER COMPRISING A METAL OF HIGH ELECTRICAL CONDUCTIVITY, SAID SUPPORTING MEMBER HAVING A PAIR OF SPACED FACES, A THIN LAYER OF INSULATING MATERIAL ON AT LEAST ONE OF SAID FACES, AND A CONDUCTIVE DEPOSIT OF COIL CONFIGURATION HAVING ALL PORTIONS THEREOF CARRIED BY SAID SUPPORTING MEMBER ADJACENT SAID ONE OF SAID FACES, SAID CONDUCTIVE COIL DEPOSIT HAVING A THICKNESS LESS THAN THAT OF SAID SUPPORTING MEMBER, ALL PORTIONS OF SAID CONDUCTIVE COIL DEPOSIT INCLUDING A COMMON SURFACE DISPOSED CLOSELY ADJACENT TO BUT ELECTRICALLY INSULATED FROM SAID HIGHLY CONDUCTIVE SUPPORTING MEMBER BY SAID LAYER OF INSULATING MATERIAL WHEREBY SAID COIL DEPOSIT IS CLOSELY COUPLED ELECTRICALLY TO SAID CONDUCTIVE SUPPORTING MEMBER.
Claim 2
Dependent Claim
134 words
A PRINTED COIL STRUCTURE HAVING A D.C. MAGNETIC FIELD WITH SUBSTANTIALLY ZERO INDUCTANCE FOR ALTERNATING CURRENT, SAID COIL STRUCTURE INCLUDING A HIGHLY CONDUCTIVE METALLIC SUPPORTING MEMBER COMPRISING A METAL OF HIGH ELECTRICAL CONDUCTIVITY, SAID SUPPORTING MEMBER HAVING A PAIR OF SPACED FACES, A THIN LAYER OF INSULATING MATERIAL ON AT LEAST ONE OF SAID FACES, AND A CONDUCTIVE DEPOSIT OF COIL CONFIGURATION HAVING ALL PORTIONS THEREOF CARRIED BY SAID SUPPORTING MEMBER ADJACENT SAID ONE OF SAID FACES, SAID CONDUCTIVE COIL DEPOSIT HAVING A THICKNESS LESS THAN THAT OF SAID SUPPORTING MEMBER, ALL PORTIONS OF SAID CONDUCTIVE COIL DEPOSIT INCLUDING A COMMON SURFACE DISPOSED CLOSELY ADJACENT TO BUT ELECTRICALLY INSULATED FROM SAID HIGHLY CONDUCTIVE SUPPORTING MEMBER BY SAID LAYER OF INSULATING MATERIAL WHEREBY SAID COIL DEPOSIT IS CLOSELY COUPLED ELECTRICALLY TO SAID CONDUCTIVE SUPPORTING MEMBER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |