US3053748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel type electrode for electrolytic cells
Assignee: Pechiney SA
•
Filing: 1958-06-10
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Granted: 1962-09-11
•
Expires: 1978-06-10
Abstract
No abstract record available.
Inventors
- 👤 Morel Paul
- 👤 Yelnik Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:57
CPC Classifications
C; C25; C25C; C25C3/00; C25C3/06; C25C3/08; C25C3/12; C25C3/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A CONSUMABLE ANODE FOR USE IN IGNEOUS ELECTROLYSIS CELLS, COMPRISING A PLURALITY OF SHAPED, UNBAKED, SELFSUPPORTING SELF-ADHERENT CONTACTING UNITS CONSISTING OF A MIXTURE OF COMMINUTED CARBONACEOUS MATERIAL AND PITCH BINDER WHICH AMOUNTS TO BETWEEN 17 AND 23 PERCENT BY WEIGHT OF THE TOTAL WEIGHT OF THE MIXTURE, THE LATERAL SIDES OF SAID ANODE BEING FREELY EXPOSED TO THE AMBIENT ATMOSPHERE, SAID UNITS BEING PROVIDED WITH CURRENT INLET STUDS.
Claim 2
Dependent Claim
68 words
A CONSUMABLE ANODE FOR USE IN IGNEOUS ELECTROLYSIS CELLS, COMPRISING A PLURALITY OF SHAPED, UNBAKED, SELFSUPPORTING SELF-ADHERENT CONTACTING UNITS CONSISTING OF A MIXTURE OF COMMINUTED CARBONACEOUS MATERIAL AND PITCH BINDER WHICH AMOUNTS TO BETWEEN 17 AND 23 PERCENT BY WEIGHT OF THE TOTAL WEIGHT OF THE MIXTURE, THE LATERAL SIDES OF SAID ANODE BEING FREELY EXPOSED TO THE AMBIENT ATMOSPHERE, SAID UNITS BEING PROVIDED WITH CURRENT INLET STUDS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |