Patent EP0242879A2 successfully refreshed from Google Patents.
Patent US2868902A successfully refreshed from Google Patents.
US2984902A
Expired / Lapsed
US
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Process for plating metallic materials
Assignee: Westfaelische Leichtmetallwerke GmbH
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Filing: 1955-05-20
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Granted: 1961-05-23
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Expires: 1975-05-20
Abstract
No abstract record available.
Inventors
- 👤 Bothmann Hans
- 👤 Mohr Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:25
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/04; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/12764
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
45 words
A PROCESS FOR PLATING METALLIC MATERIALS WITH A METALLIC COVERING MATERIAL HAVING AT LEAST SUBSTANTIALLY THE SAME RESISTANCE TO DEFORMATION, BY HEATING AND ROLLING, WHEREIN THE CORE MATERIAL AND THE PLATING MATERIAL ARE ROLLED IN A CONDITION IN WHICH THEY HAVE DIFFERENT RESISTANCES TO DEFORMATION.
Claim 2
Dependent Claim
45 words
A PROCESS FOR PLATING METALLIC MATERIALS WITH A METALLIC COVERING MATERIAL HAVING AT LEAST SUBSTANTIALLY THE SAME RESISTANCE TO DEFORMATION, BY HEATING AND ROLLING, WHEREIN THE CORE MATERIAL AND THE PLATING MATERIAL ARE ROLLED IN A CONDITION IN WHICH THEY HAVE DIFFERENT RESISTANCES TO DEFORMATION.
Claim 3
Dependent Claim
28 words
A PLATING PROCESS AS CLAIMED IN CLAIM 1, WHEREIN THE CORE AND COVERING MATERIALS ARE HEATED SEPARATELY FROM ONE ANOTHER AND HAVE DIFFERENT TEMPERATURES DURING THE ROLLING OPERATION.
References Cited (Backward Citations)
US2312039A
Cited
US2753623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |