Patent FR341138A successfully refreshed from Google Patents.
US3075893A
Expired / Lapsed
US
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Aluminum strip electromagnetic windings and method
Assignee: Reynolds Metals Co
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Filing: 1959-11-09
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Granted: 1963-01-29
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Expires: 1979-11-09
Abstract
No abstract record available.
Inventors
- 👤 Clarence F Manning
- 👤 Thomas E Lewis
- 👤 Staley John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:25
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/06; C25D11/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE METHOD OF MAKING AN INSULATED ELECTRICAL CONDUCTOR, THE STEPS COMPRISING: SLITTING A THIN SHEET OF ALUMINUM TO FORM A STRIP; BRUSHING THE EDGE PORTIONS OF THE STRIP TO REMOVE BURRS FORMED IN THE SLITTING STEP AND IMPART THERETO A GENERALLY ROUNDED CROSS-SECTIONAL CONFIGURATION AND A SMOOTH SURFACE FINISH; AND ANODIZING THE STRIP IG-01 TO PROVIDE BOTH SIDES AND THE EDGES THEREOF WITH A THIN CONTINUOUS ELECTRICALLY-INSULATING FILM.
Claim 2
Independent Claim
68 words
THE METHOD OF MAKING AN INSULATED ELECTRICAL CONDUCTOR, THE STEPS COMPRISING: SLITTING A THIN SHEET OF ALUMINUM TO FORM A STRIP; BRUSHING THE EDGE PORTIONS OF THE STRIP TO REMOVE BURRS FORMED IN THE SLITTING STEP AND IMPART THERETO A GENERALLY ROUNDED CROSS-SECTIONAL CONFIGURATION AND A SMOOTH SURFACE FINISH; AND ANODIZING THE STRIP IG-01 TO PROVIDE BOTH SIDES AND THE EDGES THEREOF WITH A THIN CONTINUOUS ELECTRICALLY-INSULATING FILM.
References Cited (Backward Citations)
US1877569A
Cited
US2094048A
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US2346349A
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US2374449A
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US2538317A
Cited
US2493609A
Cited
US2668936A
Cited
US2590927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |