Patent US2891309A successfully refreshed from Google Patents.
US2891309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroplating on aluminum wire
Assignee: AMERICAN LEONIC Manufacturing Co
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Filing: 1956-12-17
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Granted: 1959-06-23
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Expires: 1976-12-17
Abstract
No abstract record available.
Inventors
- 👤 Fenster Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:22
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/34; C25D5/42; C25D5/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A PROCESS FOR MAKING A COATED ALUMINUM WIRE HAVING A SUBSTANTIALLY CONTINUOUS, TIGHTLY ADHERING, BLISTER-FREE, NON-FIAKING ELECTRODEPOSITED METAL COATING WHICH COMPRISES SUCCESSIVELY IMMERSING AN ALUMINUM WIRE COMPRISING AT LEAST ABOUT 99 PERCENT ALUMINUM IN AN ETCHTYPE ALKALINE CLEANER, AN ACID CONDITIONING AGENT AND A SODIUM ZINCATE SOLUTION HAVING A TEMPERATURE FROM ABOUT 95* TO ABOUT 110* F., APPLYING A COPPER STRIKE TO THE WIRE SURFACE BY MEANS OF A COPPER CYANIDE SOLUTION, ELECTRODEPOSITING A METAL ON THE WWIRE, AND DRAWING THE COATED WIRE TO A SMALLER DIAMETER.
Claim 2
Dependent Claim
87 words
A PROCESS FOR MAKING A COATED ALUMINUM WIRE HAVING A SUBSTANTIALLY CONTINUOUS, TIGHTLY ADHERING, BLISTER-FREE, NON-FIAKING ELECTRODEPOSITED METAL COATING WHICH COMPRISES SUCCESSIVELY IMMERSING AN ALUMINUM WIRE COMPRISING AT LEAST ABOUT 99 PERCENT ALUMINUM IN AN ETCHTYPE ALKALINE CLEANER, AN ACID CONDITIONING AGENT AND A SODIUM ZINCATE SOLUTION HAVING A TEMPERATURE FROM ABOUT 95* TO ABOUT 110* F., APPLYING A COPPER STRIKE TO THE WIRE SURFACE BY MEANS OF A COPPER CYANIDE SOLUTION, ELECTRODEPOSITING A METAL ON THE WWIRE, AND DRAWING THE COATED WIRE TO A SMALLER DIAMETER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-22 | 1962-12-22 | 1963-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-22 | 1966-12-22 | 1967-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-22 | 1970-12-22 | 1971-06-23 | $7700.00 | Window Closed / Lapsed |