US3072558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite anode
Assignee: Dow Chemical Co
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Filing: 1961-02-13
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Granted: 1963-01-08
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Expires: 1981-02-13
Abstract
No abstract record available.
Inventors
- 👤 John C Myers
- 👤 Jr Jerome C Cates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:02
CPC Classifications
C; C25; C25B; C25B11/00; C25B11/04; C25B11/042; C25B11/043; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31942; Y10T428/31949
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A COMPOSITE ANODE FOR USE IN AN ELECTROLYTIC CELL, COMPRISING AT LEAST A PAIR OF SEGMENTS OF GRAPHITE HAVING A PAIR OF SURFACES ADAPTED TO ABUT AGAINST ONE ANOTHER, A SHEET OF GRAPHITE CLOTH, SAID SHEET OF GRAPHITE CLOTH BEING DISPOSED BETWEEN SAID SEGMENTS AND IN ELECTRICALLY CONDUCTIVE CONTACT WITH SAID SEGMENTS OVER SUBSTANTIALLY ALL OF SAID SURFACES, AND CEMENT, SAID CEMENT PERMEATING SAID CLOTH AND MECHANICALLY BONDING SAID SURFACES TOGETHER IN PRESSURE CONTACT WITH SAID CLOTH.
Claim 2
Dependent Claim
77 words
A COMPOSITE ANODE FOR USE IN AN ELECTROLYTIC CELL, COMPRISING AT LEAST A PAIR OF SEGMENTS OF GRAPHITE HAVING A PAIR OF SURFACES ADAPTED TO ABUT AGAINST ONE ANOTHER, A SHEET OF GRAPHITE CLOTH, SAID SHEET OF GRAPHITE CLOTH BEING DISPOSED BETWEEN SAID SEGMENTS AND IN ELECTRICALLY CONDUCTIVE CONTACT WITH SAID SEGMENTS OVER SUBSTANTIALLY ALL OF SAID SURFACES, AND CEMENT, SAID CEMENT PERMEATING SAID CLOTH AND MECHANICALLY BONDING SAID SURFACES TOGETHER IN PRESSURE CONTACT WITH SAID CLOTH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |