US3234110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode and method of making same
Assignee: AMALGAMATED CURACAO PATENTS CO
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Filing: 1964-04-23
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Granted: 1966-02-08
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Expires: 1984-04-23
Abstract
No abstract record available.
Inventors
- 👤 Beer Henri Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:28
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/42; C23C18/44; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/12; C23F13/14; C25; C25B; C25B11/00; C25B11/04; C25B11/051; C25B11/055; C25B11/057; C25B11/061; C25B11/063; C25B11/073; C25B11/075; C25B11/081; C25B11/091; C25B11/093; C25D; C25D11/00; C25D11/02; C25D11/26; C25D3/00; C25D3/02; C25D3/56; C25D3/58; C23F2213/00; C23F2213/30; C23F2213/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
AN ELECTRODE, COMPRISING A CORE OF A METAL TAKEN FROM THE GROUP CONSISTING OF TITANIUM AND AN ALLOY OF TITANIUM AND SMALL AMOJNTS OF ALLOYING METALS, A HIGH IONIC RESISTANCE, LOW ELECTRONIC RESISTANCE BARRIER LAYER OF TITANIUM OXIDE COVERING AT LEAST A PART OF SAID CORE, AND A NOBLE METAL COATING OVER SAID BARRIER LAYER, THE NOBLE METAL BEING SELECTED FROM THE GROUP CONSISTING OF PLATNIUM, RHODIUM, IRIDIUM, AND ALLOYS THEREOF, SAID BARRIER LAYER BEING ELECTROLYTICALLY DEPOSITED ON SAID CORE BY IMPRESSING THEREON A VOLTAGE BELOW THE BREAKDOWN VOLTAGE OF THE METAL OF THE CORE IN THE ELECTROLYTE USED FOR THE FORMATION OF THE BARRIER LAYER.
Claim 2
Dependent Claim
106 words
AN ELECTRODE, COMPRISING A CORE OF A METAL TAKEN FROM THE GROUP CONSISTING OF TITANIUM AND AN ALLOY OF TITANIUM AND SMALL AMOJNTS OF ALLOYING METALS, A HIGH IONIC RESISTANCE, LOW ELECTRONIC RESISTANCE BARRIER LAYER OF TITANIUM OXIDE COVERING AT LEAST A PART OF SAID CORE, AND A NOBLE METAL COATING OVER SAID BARRIER LAYER, THE NOBLE METAL BEING SELECTED FROM THE GROUP CONSISTING OF PLATNIUM, RHODIUM, IRIDIUM, AND ALLOYS THEREOF, SAID BARRIER LAYER BEING ELECTROLYTICALLY DEPOSITED ON SAID CORE BY IMPRESSING THEREON A VOLTAGE BELOW THE BREAKDOWN VOLTAGE OF THE METAL OF THE CORE IN THE ELECTROLYTE USED FOR THE FORMATION OF THE BARRIER LAYER.
References Cited (Backward Citations)
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US2955999A
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US3096272A
Cited
US2991234A
Cited
US3103484A
Cited
US3085052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |