Patent US3231300A successfully refreshed from Google Patents.
Patent US2773816A successfully refreshed from Google Patents.
US2773816A
Expired / Lapsed
US
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Method for electrorefining metal and improved electrolytic metal plates produced thereby
Assignee: Huntington Alloys Corp
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Filing: 1952-08-02
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Granted: 1956-12-11
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Expires: 1972-08-02
Abstract
No abstract record available.
Inventors
- 👤 Wesley Andrew
- 👤 Robert J Mckay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:39
CPC Classifications
C; C25; C25C; C25C7/00; C25C7/06; C25C7/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
AS A NEW ARTICLE OF MANUFACTURE, A COMPOSITE DIVIDABLE ELECTROLYTIC NICKEL PLATE COMPRISING AN IMPERFORATE NICKEL STARTING SHEET HAVING A PLURALITY OF CONTINUOUS LINES OF RESIST APPLIED AT CORRESPONDING LOCATIONS ON OPPOSITE FACES THEREOF AND EXTENDING ACROSS SAID FACES, AND AN ELECTROLYTIC NICKEL DEPOSIT UPON SAID FACES COVERING SAID
Claim 2
Dependent Claim
49 words
AS A NEW ARTICLE OF MANUFACTURE, A COMPOSITE DIVIDABLE ELECTROLYTIC NICKEL PLATE COMPRISING AN IMPERFORATE NICKEL STARTING SHEET HAVING A PLURALITY OF CONTINUOUS LINES OF RESIST APPLIED AT CORRESPONDING LOCATIONS ON OPPOSITE FACES THEREOF AND EXTENDING ACROSS SAID FACES, AND AN ELECTROLYTIC NICKEL DEPOSIT UPON SAID FACES COVERING SAID
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) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |