US3573988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode comprising non-noble metal disulfides or phosphides and electrochemical cell utilizing same
Assignee: General Electric Co
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Filing: 1968-12-23
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Granted: 1971-04-06
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Expires: 1988-12-23
Abstract
Abstract AN ELECTRODE IS COMPOSED OF PARTICLES OF A METALLIC DISULFIDE, A METALLIC PHOSPHIDE, OR SUCH PARTICLES COATED WITH A NON-NOBLE METAL BONDED TOGETHER WITH A BINDER, AND AN ELECTRICAL LEAD IN ELECTRICAL CONTACT WITH THE BONDED PARTICLES. THE METALLIC COMPONENT OF THE DISULFIDE OR THE PHOSPHIDE IS SELECTED FROM THE CLASS CONSISTING OF MOLYBDENUM, TUNGSTEN, ZIRCONIUM, NIOBIUM, HAFNIUM, AND TANTALUM. THIS ELECTRODE, WHICH DOES NOT CONTAIN ANY NOBLE METAL CATALYST, IS PARTICULARLY USEFUL IN ELECTROCHEMICAL CELLS EMPLOYING ALKALINE ELECTROLYTES.
Inventors
- 👤 Douglas W Mckee
- 👤 Mun S Pak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:36
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/86; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
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) | 1974-04-05 | 1974-10-05 | 1975-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-05 | 1978-10-05 | 1979-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-05 | 1982-10-05 | 1983-04-06 | $7700.00 | Window Closed / Lapsed |