Patent US1918545A successfully refreshed from Google Patents.
US1918545A
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US
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Method of fabricating metal parts of magnesium or magnesium alloys
Assignee: Dow Chemical Co
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Filing: 1930-06-03
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Granted: 1933-07-18
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Expires: 1950-06-03
Abstract
No abstract record available.
Inventors
- 👤 John E Hoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:52
CPC Classifications
C; C23; C23F; C23F1/00; C23F1/02; C23F1/10; C23F1/14; C23F1/16; C23F1/22; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/49332
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-07-17 | 1937-01-16 | 1937-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-07-17 | 1941-01-16 | 1941-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-07-17 | 1945-01-16 | 1945-07-18 | $7700.00 | Window Closed / Lapsed |