US3537879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating magnesium metal to prevent corrosion
Assignee: Wilson Chemicals Inc
•
Filing: 1967-01-19
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Granted: 1970-11-03
•
Expires: 1987-01-19
Abstract
No abstract record available.
Inventors
- 👤 William Wilson Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:57
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/08; B; B05; B05D; B05D3/00; B05D3/10; B05D3/102; B05D7/00; B05D7/14; B05D7/16; B05D2202/00; B05D2202/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3312624A
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US3251708A
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US3401139A
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US3398107A
Cited
US3351675A
Cited
US3443977A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-02 | 1974-05-04 | 1974-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-02 | 1978-05-04 | 1978-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-02 | 1982-05-04 | 1982-11-03 | $7700.00 | Window Closed / Lapsed |