Patent US2658842A successfully refreshed from Google Patents.
US2658842A
Expired / Lapsed
US
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Process of chemical nickel plating and bath therefor
Assignee: General American Transportation Corp
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Filing: 1951-01-04
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Granted: 1953-11-10
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Expires: 1971-01-04
Abstract
No abstract record available.
Inventors
- 👤 Gutzeit Gregoire
- 👤 Ernest J Ramirez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:46
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/32; C23C18/34; C23C18/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
THE PROCESS OF CHEMICALLY PLATING WITH NICKEL A CATALYTIC MATERIAL ESSENTIALLY COMPRISING AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF COPPER, SILVER, GOLD, ALUMINUM, IRON, COBALT, NICKEL, PALLADIUM AND PLATINUM, WHICH COMPRISES CONTACTING SAID MATERIAL WITH A BATH CONSISTING ESSENTIALLYI OF AN AQUEOUS SOLUTION OF A NICKEL SALT AND A HYPOPHOSPHITE AND A SALT OF A SIMPLE SHORT CHAIN SATURATED ALIPHATIC DICARBOXYLIC ACID.
Claim 2
Dependent Claim
63 words
THE PROCESS OF CHEMICALLY PLATING WITH NICKEL A CATALYTIC MATERIAL ESSENTIALLY COMPRISING AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF COPPER, SILVER, GOLD, ALUMINUM, IRON, COBALT, NICKEL, PALLADIUM AND PLATINUM, WHICH COMPRISES CONTACTING SAID MATERIAL WITH A BATH CONSISTING ESSENTIALLYI OF AN AQUEOUS SOLUTION OF A NICKEL SALT AND A HYPOPHOSPHITE AND A SALT OF A SIMPLE SHORT CHAIN SATURATED ALIPHATIC DICARBOXYLIC ACID.
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) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |