US2473580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foaming galvanizing fluxes and processes employing them
Assignee: EIDP Inc
•
Filing: 1945-01-11
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Granted: 1949-06-21
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Expires: 1965-01-11
Abstract
No abstract record available.
Inventors
- 👤 Lowell D Eubank
- 👤 Charles J Krister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:33
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2111226A
Cited
US2117649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-20 | 1952-12-20 | 1953-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-20 | 1956-12-20 | 1957-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-20 | 1960-12-20 | 1961-06-21 | $7700.00 | Window Closed / Lapsed |