US3268422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroplating bath containing aluminum and manganese-bearing materials and method of forming aluminummanganese alloy coatings on metallic bases
Assignee: National Steel Corp
•
Filing: 1964-03-25
•
Granted: 1966-08-23
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Expires: 1984-03-25
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Smith
- 👤 Michael G Vucich
- 👤 Lowell W Austin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:09
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/66
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
59 words
A METHOD OF FORMING A COMPOSITE ARTICLE COMPRISING APPLYING AND TIGHTLY ADHERING TO AT LEAST A PORTION OF THE SURFACE AREA OF A METALLIC BASE MATERIAL AN INTEGRAL, CONTINUOUS AND SUBSTANTIALLY NONPOROUS COATING OF AN ALLOY OF ALUMINUM AMD MANGANSE CONSISTING ESSENTIALLY OF ABOUT 10-70% MANGANESE AND THE REMAINDER ALUMINUM, WHEREBY THE METALLIC BASE MATERIAL IS PROTECTED FROM CORROSION.
Claim 2
Dependent Claim
67 words
AN ELECTROPLATING BATH CONSISTING ESSENTIALLY OF ALUMINUM HALIDE, A COMPLEXING AGENT FOR THE ALUMINUM HALIDE, AND A SOLUBLE MANGANESE-BEARING MATERIAL, THE ELECTROPLATING BATH CONTAINING FREE ALUMINUM HALIDE, AND THE MANGANESE-BEARING MATERIAL BEING PRESENT IN THE ELECTROPLATING BATH IN AN AMOUNT TO PROVIDE ABOUT 0.2-5% BY WEIGHT OF DISSOLVED MANGANESE AND TO PRODUCE THEREFROM A BRIGHT ELECTRODEPOSITED ALLOY CONSISTING ESSENTIALLY OF ABOUT 10-70% MANGANESE AND THE REMAINDER ALUMINUM.
Claim 3
Dependent Claim
15 words
A FUSED SALT ELECTROPLATNG BATH CONSISTING ESSENTIALLY OF ALUMINUM CHLORIDE, AT LEAST ONE ALKALI METAL
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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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |