US2524040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroplating of zinc and electrolyte therefor
Assignee: Poor and Co
•
Filing: 1944-03-06
•
Granted: 1950-10-03
•
Expires: 1964-03-06
Abstract
No abstract record available.
Inventors
- 👤 Allan E Chester
- 👤 Frederick F Reisinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:58
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/22; C25D3/24
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
26 words
AN AQUEOUS CYANIDE-ZINC PLATING BATH COMPRISING AN ALKALINE CYANIDE-ZINC ELECTROPLATING BATH AND THE BATH SOLUBLE CHEMICALLY COMBINED REACTION PRODUCT OF A GELATIN WITH AN ALDONIC ACID.
Claim 2
Dependent Claim
26 words
AN AQUEOUS CYANIDE-ZINC PLATING BATH COMPRISING AN ALKALINE CYANIDE-ZINC ELECTROPLATING BATH AND THE BATH SOLUBLE CHEMICALLY COMBINED REACTION PRODUCT OF A GELATIN WITH AN ALDONIC ACID.
Claim 3
Dependent Claim
42 words
IN A PROCESS FOR THE ELECTRODEPOSITION OF ZINC, THE STEP WHICH COMPRISES DEPOSITING ZINC FROM AN AQUEOUS CYANIDE-ZINC PLATING BATH IN THE PRESENCE OF THE CHEMICALLY COMBINED REACTION PRODUCT OF A GELATIN AND AN ALDONIC ACID, SAID REACTION PRODUCT BEING BATH SOLUBLE.
Claim 4
Dependent Claim
42 words
IN A PROCESS FOR THE ELECTRODEPOSITION OF ZINC, THE STEP WHICH COMPRISES DEPOSITING ZINC FROM AN AQUEOUS CYANIDE-ZINC PLATING BATH IN THE PRESENCE OF THE CHEMICALLY COMBINED REACTION PRODUCT OF A GELATIN AND AN ALDONIC ACID, SAID REACTION PRODUCT BEING BATH SOLUBLE.
References Cited (Backward Citations)
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Cited
US1894669A
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US2196588A
Cited
US2458504A
Cited
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Cited
US2461809A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-02 | 1954-04-03 | 1954-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-02 | 1958-04-03 | 1958-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-02 | 1962-04-03 | 1962-10-03 | $7700.00 | Window Closed / Lapsed |