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Patent US3058841A successfully refreshed from Google Patents.
US3058841A
Expired / Lapsed
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Method of coating ferrous articles with titanium
Assignee: Republic Steel Corp
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Filing: 1959-03-18
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Granted: 1962-10-16
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Expires: 1979-03-18
Abstract
No abstract record available.
Inventors
- 👤 Fred W Drosten
- 👤 Stanley V Weglarz
- 👤 Robert C Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:56
CPC Classifications
C; C23; C23C; C23C10/00; C23C10/06; C23C10/08; C23C10/10; C23C10/28; C23C10/34; C23C10/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A METHOD OF COATING FERROUS ARTICLES WITH TITANIUM WHICH COMPRISES CONTSCTING FERROUS ARTICLES WITH A MIXTURE OF MAGNESIUM CHLORIDE, MAGNESIUM AND TITANIUM METAL, AND DISTILLING SAID MAGNESIUM CHLORIDE AND MAGNESIUM FROM SAID MIXTURE AT TEMPARETURE LESS THAN ABOUT 1000*C. WITH PRESSURE THAN ABOUT 100 MICRONS OF MERCURY.
Claim 2
Independent Claim
47 words
A METHOD OF COATING FERROUS ARTICLES WITH TITANIUM WHICH COMPRISES CONTSCTING FERROUS ARTICLES WITH A MIXTURE OF MAGNESIUM CHLORIDE, MAGNESIUM AND TITANIUM METAL, AND DISTILLING SAID MAGNESIUM CHLORIDE AND MAGNESIUM FROM SAID MIXTURE AT TEMPARETURE LESS THAN ABOUT 1000*C. WITH PRESSURE THAN ABOUT 100 MICRONS OF MERCURY.
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) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |