Patent US3378801A successfully refreshed from Google Patents.
US3378801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip electrical coils
Assignee: Atlantic Richfield Co
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Filing: 1965-10-12
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Granted: 1968-04-16
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Expires: 1985-10-12
Abstract
No abstract record available.
Inventors
- 👤 Ii Addison Romaine Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:29
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/12; H01F41/122; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A ROLL OF STRIP CONDUCTOR FORMED FOR REWINDING INTO ELECTRICAL COILS COMPRISING AN EXTENDED LENGTH OF CONDUCTIVE METAL STRIP WOUND INTO A MULTI-LAYER ROLL, SAID STRIP HAVING A DIELECTRIC FILM ADHERENT TO AT LEAST ONE FACE THEREOF WHICH IS DISPOSED BETWEEN SUCCESSIVE LAYERS OF THE ROLL, SIDE EDGES ON SAID STRIP WHICH ARE FREE FROM SAID FILM AND ARE ETCHED BACK TO A WIDTH LESS THAN THE WIDTH OF SAID FILM TO DEFINE INTEGRAL MARGINAL PORTIONS OF SAID INSULATING FILMS WHICH EXTEND BEYOND THE SIDE EDGES OF SAID STRIP, AND A SEALANT DISPOSED BETWEEN AND SEALING THE
Claim 2
Dependent Claim
97 words
A ROLL OF STRIP CONDUCTOR FORMED FOR REWINDING INTO ELECTRICAL COILS COMPRISING AN EXTENDED LENGTH OF CONDUCTIVE METAL STRIP WOUND INTO A MULTI-LAYER ROLL, SAID STRIP HAVING A DIELECTRIC FILM ADHERENT TO AT LEAST ONE FACE THEREOF WHICH IS DISPOSED BETWEEN SUCCESSIVE LAYERS OF THE ROLL, SIDE EDGES ON SAID STRIP WHICH ARE FREE FROM SAID FILM AND ARE ETCHED BACK TO A WIDTH LESS THAN THE WIDTH OF SAID FILM TO DEFINE INTEGRAL MARGINAL PORTIONS OF SAID INSULATING FILMS WHICH EXTEND BEYOND THE SIDE EDGES OF SAID STRIP, AND A SEALANT DISPOSED BETWEEN AND SEALING THE
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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) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |