US3472664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inhibiting stardusting in electroless copper plating
Assignee: MacDermid Enthone Inc
•
Filing: 1966-09-15
•
Granted: 1969-10-14
•
Expires: 1986-09-15
Abstract
No abstract record available.
Inventors
- 👤 Edwin W Bastenbeck
- 👤 Juan Hajdu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:20
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/18; C23C18/20; C23C18/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2472393A
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US3119709A
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US2976169A
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US3202523A
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US3361580A
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US3392035A
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US3301680A
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US3370974A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |