US2865834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic alkali halogen cell
Assignee: Monsanto Chemicals Ltd
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Filing: 1953-02-24
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Granted: 1958-12-23
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Expires: 1973-02-24
Abstract
No abstract record available.
Inventors
- 👤 Theodore L Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:17
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/17; C25B9/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN AN ELECTROLYSIS ALKALI CHLORINE CELL COMPRISING A CATHODE ASSEMBLY INCLUDING FORAMINOUS CATHODE ELECTRODES HOUSED IN AN UPRIGHT LIQUID RETAINING WALL, AN ANODE ASSEMBLY COOPERATIVE THEREWITH INCLUDING UPRIGHT ANODIC ELECTRODES HAVING THEIR LOWER ENDS EMBEDDED IN A SLAB OF LOW METAL; A TOP CLOSURE MEMBER FOR SAID RETAINING WALL; AND A BOTTOM MEMBER FOR SAID RETAINING WALL AND SUPPORT FOR SAID CATHODE ASSEMBLIES; SAID TOP CLOSURE BEING PREPARED FROM A CONCRETE
Claim 2
Dependent Claim
71 words
IN AN ELECTROLYSIS ALKALI CHLORINE CELL COMPRISING A CATHODE ASSEMBLY INCLUDING FORAMINOUS CATHODE ELECTRODES HOUSED IN AN UPRIGHT LIQUID RETAINING WALL, AN ANODE ASSEMBLY COOPERATIVE THEREWITH INCLUDING UPRIGHT ANODIC ELECTRODES HAVING THEIR LOWER ENDS EMBEDDED IN A SLAB OF LOW METAL; A TOP CLOSURE MEMBER FOR SAID RETAINING WALL; AND A BOTTOM MEMBER FOR SAID RETAINING WALL AND SUPPORT FOR SAID CATHODE ASSEMBLIES; SAID TOP CLOSURE BEING PREPARED FROM A CONCRETE
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) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |