US3046215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic cell with vertical mercury electrode
Assignee: Individual
•
Filing: 1959-05-26
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Granted: 1962-07-24
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Expires: 1979-05-26
Abstract
No abstract record available.
Inventors
- 👤 Paul M Sullivan
- 👤 David H Chambers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:11
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/70; C25B9/30; C25B9/305; C25B11/00; C25B11/02; C25B11/033
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
125 words
AN ELECTROLYTIC CELL WHICH COMPRISES, A PAIR OF VERTICAL WALLS, A MERCURY ELECTRODE COMPRISING A SINGLE VERTICALLY DISPOSED SHEET OF HOT-DIPPED GALVANIZED IRON, THE UPPER PORTION OF SAID SHEET BEING BENT IN A U TO FORM A HORIZONTAL GUTTER OF RELATIVELY SMALL VOLUME, SAID GUTTER HAVING A PAIR OF EDGES, ONE OF SAID EDGES BEING LOWER THAN THE OTHER AND THE REMAINING PORTION OF SAID SHEET DEPENDING FROM SAID LOWER EDGE, THE ENDS OF SAOD GUTTER ABUTTING SAID CELL WALLS TO FORM A TROUGH, MEANS FOR FEEDING MERCURY INTO SAID TROUGH, WHEREBY THE MERCURY OVERFLOWS THE LOWER EDGE OF SAID TROUGH AND FORMS A UNIFORM DOWNWARDLY FLOWING FILM OVER THE SURFACES OF SAID SHEET, AND MEANS FOR COLLECTING MERCURY AT THE BOTTOM OF SAID CELL.
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) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |