US3428023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quenching zinc metal coatings with atomised water spray
Assignee: ArcelorMittal Dofasco Inc
•
Filing: 1964-07-02
•
Granted: 1969-02-18
•
Expires: 1984-07-02
Abstract
No abstract record available.
Inventors
- 👤 Arthur Cox
- 👤 Carl V Gladysz
- 👤 Arthur G Linke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:36
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/26; C23C2/28; C23C2/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB258633A
Cited
US1277986A
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DE1125322B
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US3148080A
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US3191918A
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US3189490A
Cited
US3300198A
Cited
US3310295A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |