US2881514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminized magnesium products and method of making
Assignee: Commonwealth Engineering Company of Ohio
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Filing: 1955-04-12
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Granted: 1959-04-14
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Expires: 1975-04-12
Abstract
No abstract record available.
Inventors
- 👤 Folsom E Drummond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:48
CPC Classifications
C; C23; C23C; C23C28/00; C23C28/02; C23C28/023; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/937; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12729; Y10T428/12736; Y10T428/12743; Y10T428/1275; Y10T428/12771; Y10T428/12778
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METHOD OF BONDING ALUMINUM METAL TO MAGNESIUM METAL WHICH COMPRISES CLEANING THE SURFACE OF THE MAGNESIUM TO BE BONDED WITH ALUMINUM, HEATING THE CLEANED MAGNESIUM, AND GAS PLATING THE CLEAN MAGNESTIUM SURFACE WITH METAL BY CONTACTING THE HEATED MAGNESTIUM METAL WITH A HEAT-DECOMPOSABLE GASEOUS METAL COMPOUND TO BRING ABOUT DECOMPOSITION OF THE SAME AND DEPOSITION OF AN INTERMEDIATED METAL LAYER TO WHICH THE ALUMINUM METAL BONDS, SAID INTERMEDIATE METAL LAYER BEING SELECTED FROM THE METALS OF THE GROUP CONSISTING OF NICKEL, COPPER, IRON AND CHROMIUM AND ALLOYS THEREOF, AND APPLYING ALUMINUM METAL ONTO SAID BONDING METAL LAYERS IN THE FORM OF A METAL DEPOSIT OF ALUMINUM TO FORM A COMPOSITE MAGNESIUM ALUMINUM PRODUCT.
Claim 2
Dependent Claim
14 words
A METAL PRODUCT MADE IN ACCORDANCE WITH THE METHOD SET FORTH IN CLAIM 4.
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) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |