US2642368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating metal articles by dipping in bath of dissimilar molten metal
Assignee: Individual
•
Filing: 1950-01-19
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Granted: 1953-06-16
•
Expires: 1970-01-19
Abstract
No abstract record available.
Inventors
- 👤 Wallace De Yarman
- 👤 Leland R Mansell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:33
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/003; C23C2/0034; C23C2/00342; C23C2/00344; C23C2/00348; C23C2/50; C23C2/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN THE ART OF APPLYING TO METAL ARTICLES A COATING OF A DISSIMILAR METAL BY DIPPING THE ARTICLES INTO A BATH OF THE DISSIMILAR METAL IN MOLTEN FORM, WHICH BATH IS MAINTAINED IN A RECEPTACLE OF METAL DIFFERENT FROM THE METAL OF THE BATH, IN WHICH BATH A DIRECT CURRENT OF ELECTRICITY TENDS TO FLOW BETWEEN THEMETAL OF THE BATH AND THE METAL OF THE RECEPTACLE AS A NATURAL PHENOMENON TENDING TO RESULT IN FORMATION OF DROSS CONSISTING MAINLY OF AN ALLOY OF THE TWO METALS AND CAUSE DETERIORATION OF THE RECEPTACLE AND CONTAMINATION OF THE BATH, THE STEP OF COUNTERACTING SUCH DETERIORATION AND CONTAMINATION BY SETTING UP BE-
Claim 2
Dependent Claim
109 words
IN THE ART OF APPLYING TO METAL ARTICLES A COATING OF A DISSIMILAR METAL BY DIPPING THE ARTICLES INTO A BATH OF THE DISSIMILAR METAL IN MOLTEN FORM, WHICH BATH IS MAINTAINED IN A RECEPTACLE OF METAL DIFFERENT FROM THE METAL OF THE BATH, IN WHICH BATH A DIRECT CURRENT OF ELECTRICITY TENDS TO FLOW BETWEEN THEMETAL OF THE BATH AND THE METAL OF THE RECEPTACLE AS A NATURAL PHENOMENON TENDING TO RESULT IN FORMATION OF DROSS CONSISTING MAINLY OF AN ALLOY OF THE TWO METALS AND CAUSE DETERIORATION OF THE RECEPTACLE AND CONTAMINATION OF THE BATH, THE STEP OF COUNTERACTING SUCH DETERIORATION AND CONTAMINATION BY SETTING UP BE-
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) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |