Patent US2736697A successfully refreshed from Google Patents.
US2736697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode plate for zinc recovery
Assignee: Individual
•
Filing: 1951-05-01
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Granted: 1956-02-28
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Expires: 1971-05-01
Abstract
No abstract record available.
Inventors
- 👤 Vanderpool John Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:12
CPC Classifications
C; C25; C25C; C25C7/00; C25C7/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A STRIPPING CATHODE PLATE FOR ELECTRO DEPOSITION OF METAL COMPRISING A ROLLED METAL SHEET HAVING AN EDGE PORTION ADAPTED FOR ATTACHMENT TO A SUSPENSION MEANS FOR SUSPENDING THE SHEET IN AN ELECTROLYTE AND HAVING A RECTANGULAR, FLAT BODY PORTION OF UNIFORM THICKNESS SPACED FROM SAID EDGE PORTION TO RECEIVE THE DEPOSITED METAL, SAID SHEET HAVING A PORTION CONNECTING THE EDGE PORTION AND BODY PORTION OF SUBSTANTIALLY GREATER THICKNESS THAN THE OTHER PORTIONS AND ADAPTED TO BE PARTLY IN AND PARTLY OUT OF THE ELECTROLYTE, SAID PORTIONS ALL BEING COMPOSED OF THE SAME METAL, THE METAL IN SAID THICKENED PORTION BEING UPSET, AND THE OPPOSITE SURFACES OF SAID THICKENED PORTION BEING CURVED TO MERGE SMOOTHLY WITH THE BODY PORTION.
Claim 2
Dependent Claim
118 words
A STRIPPING CATHODE PLATE FOR ELECTRO DEPOSITION OF METAL COMPRISING A ROLLED METAL SHEET HAVING AN EDGE PORTION ADAPTED FOR ATTACHMENT TO A SUSPENSION MEANS FOR SUSPENDING THE SHEET IN AN ELECTROLYTE AND HAVING A RECTANGULAR, FLAT BODY PORTION OF UNIFORM THICKNESS SPACED FROM SAID EDGE PORTION TO RECEIVE THE DEPOSITED METAL, SAID SHEET HAVING A PORTION CONNECTING THE EDGE PORTION AND BODY PORTION OF SUBSTANTIALLY GREATER THICKNESS THAN THE OTHER PORTIONS AND ADAPTED TO BE PARTLY IN AND PARTLY OUT OF THE ELECTROLYTE, SAID PORTIONS ALL BEING COMPOSED OF THE SAME METAL, THE METAL IN SAID THICKENED PORTION BEING UPSET, AND THE OPPOSITE SURFACES OF SAID THICKENED PORTION BEING CURVED TO MERGE SMOOTHLY WITH THE BODY PORTION.
References Cited (Backward Citations)
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US2536877A
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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) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |