US3776834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Partial replacement of ruthenium with tin in electrode coatings
Assignee: ELECTRODE Corp A DE CORP
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Filing: 1972-05-30
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Granted: 1973-12-04
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Expires: 1992-05-30
Abstract
Abstract AN ELECTRODE IS DISCLOSED WHICH COMPRISES AN ELECTRICALLY CONDUCTIVE, PARTICULARLY TITANIUM, SUBSTRATE AT LEAST PARTIALLY COVERED WITH A SOLID SOLUTION-TYPE COATING CONSISTING ESSENTIALLY OF TITANIUM, RUTHENIUM AND TIN DIOXIDES.
Inventors
- 👤 Leary K O
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:38
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) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |