US3472743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Zinc plating baths and additives therefor
Assignee: EIDP Inc
•
Filing: 1966-12-19
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Granted: 1969-10-14
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Expires: 1986-12-19
Abstract
No abstract record available.
Inventors
- 👤 John Derek Rushmere
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:23
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/24; C07D213/44; C07D213/53; C07D213/60; C07D213/72; C07D213/74; C07D217/00; C07D217/02; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/52; C25; C25D; C25D3/00; C25D3/02; C25D3/22; C25D3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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 |