US2748068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition and process for electroplating bright nickel
Assignee: Rockwell Spring and Axle Co
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Filing: 1953-07-20
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Granted: 1956-05-29
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Expires: 1973-07-20
Abstract
No abstract record available.
Inventors
- 👤 Charles L Faust
- 👤 William H Safranek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:17
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/12; C25D3/14; C25D3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A COMPOSITION OF MATTER FOR DEPOSITING A BRIGHT NICKEL ELECTROPLATE WHICH COMPRISES AN ACIDIC SOLUTION OF A MAJOR AMOUNT OF NICKEL, AN ORGANIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF SULFONATED PHTHALIDE AND SULFONATED NAPHTHALIDE IN AN AMOUNT EQUIVALENT TO AT LEAST 2 G./L. SULFONATED PHTHALIDE AND FROM 0.1 TO 1.0 G./L. OF A METAL SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM AND THALLIUM.
Claim 2
Dependent Claim
65 words
A COMPOSITION OF MATTER FOR DEPOSITING A BRIGHT NICKEL ELECTROPLATE WHICH COMPRISES AN ACIDIC SOLUTION OF A MAJOR AMOUNT OF NICKEL, AN ORGANIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF SULFONATED PHTHALIDE AND SULFONATED NAPHTHALIDE IN AN AMOUNT EQUIVALENT TO AT LEAST 2 G./L. SULFONATED PHTHALIDE AND FROM 0.1 TO 1.0 G./L. OF A METAL SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM AND THALLIUM.
References Cited (Backward Citations)
US2112818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |