US3663414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode coating
Assignee: ELECTRODE Corp A DE CORP
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Filing: 1969-06-27
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Granted: 1972-05-16
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Expires: 1989-06-27
Abstract
Abstract THE NOVEL ANODE MAY BE USED IN THE ELECTROLYSIS OF AN AQUEOUS SOLUTION SUCH AS OF ALKALI METAL CHLORIDE. THE ANODE INCLUDES AN ELECTROCONDUCTIVE BASE MEMBER, TYPICALLY OF TITANIUM, AND AN ELECTROCONDUCTIVE COATING OR SURFACE INCLUDING AN INNER LAYER OF A PLATINUM GROUP METAL AND AN OUTER LAYER OF A PLATINUM GROUP METAL OXIDE.
Inventors
- 👤 Aleksandrs Martinsons
- 👤 Bernard J De Witt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:14
CPC Classifications
C; C25; C25B; C25B11/00; C25B11/04; C25B11/051; C25B11/073; C25B11/091; C25B11/093
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) | 1975-05-16 | 1975-11-15 | 1976-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-16 | 1979-11-15 | 1980-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-16 | 1983-11-15 | 1984-05-16 | $7700.00 | Window Closed / Lapsed |