US2834725A
Expired / Lapsed
US
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Cobalt-nickel electroplating solution
Assignee: International Business Machines Corp
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Filing: 1956-12-27
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Granted: 1958-05-13
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Expires: 1976-12-27
Abstract
No abstract record available.
Inventors
- 👤 Herman C Scheer
- 👤 Edward R York
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:18
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/56; C25D3/562; H; H01; H01F; H01F41/00; H01F41/14; H01F41/24; H01F41/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
AN ELECTROPLATING SOLUTION FOR DEPOSITING A COATING OF AN ALLOY CONSISTING OF COBALT AND NICKEL, WHICH CONSISTS OF A WATER SOLUTION CONTAINING CHLORIDES OF COBALT AND NICKEL, BORIC ACID, AND THIOCYANATE FROM THE CLASS CONSISTING OF SODIUM, POTASIUM AND AMMONIUM THIOCYANATES, THE AMOUNT OF THIOCYANATE RANGING FROM 5X10-4 TO 5X10-3 GRAMS PER LITER.
Claim 2
Dependent Claim
53 words
AN ELECTROPLATING SOLUTION FOR DEPOSITING A COATING OF AN ALLOY CONSISTING OF COBALT AND NICKEL, WHICH CONSISTS OF A WATER SOLUTION CONTAINING CHLORIDES OF COBALT AND NICKEL, BORIC ACID, AND THIOCYANATE FROM THE CLASS CONSISTING OF SODIUM, POTASIUM AND AMMONIUM THIOCYANATES, THE AMOUNT OF THIOCYANATE RANGING FROM 5X10-4 TO 5X10-3 GRAMS PER LITER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |