Patent US3419488A successfully refreshed from Google Patents.
US3419488A
Expired / Lapsed
US
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Electro-deposition of paint using an ion exchange membrane
Assignee: Imperial Chemical Industries Ltd
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Filing: 1965-04-05
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Granted: 1968-12-31
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Expires: 1985-04-05
Abstract
No abstract record available.
Inventors
- 👤 Cooke Brian Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:42
CPC Classifications
B; B01; B01D; B01D69/00; B01D69/02; C; C08; C08J; C08J5/00; C08J5/20; C08J5/22; C25; C25D; C25D13/00; C25D13/22
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) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |