Patent US3245887A successfully refreshed from Google Patents.
US3245887A
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Electrodeposition of nickel
Assignee: M&T Chemicals Inc
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Filing: 1963-01-31
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Granted: 1966-04-12
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Expires: 1983-01-31
Abstract
No abstract record available.
Inventors
- 👤 Passal Frank
- 👤 Warren R Doty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:42
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/06; C07D213/16; C07D213/20; C07D401/00; C07D401/02; C07D401/06; C07D401/14; C25; C25D; C25D3/00; C25D3/02; C25D3/12; C25D3/14; C25D3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A PROCESS FOR ELECTROPLATING MIRROR-BRIGHT NICKEL COMPRISING ELECTRODEPOSITING NICKEL FROM AN AQUEOUS ACID NICKEL ELECTROPLATING BATH CONTAINING A SECONDARY BRIGHTENER AND A SMALL EFFECTIVE AMOUNT OF A PRIMARY BRIGHTENER TO CAUSE THE ELECTRODEPOSITION OF MIRROR-BRIGHT NICKEL, SAID PRIMARY BRIGHTENER BEING A CATION HAVING THE STRUCTURE
Claim 2
Dependent Claim
45 words
A PROCESS FOR ELECTROPLATING MIRROR-BRIGHT NICKEL COMPRISING ELECTRODEPOSITING NICKEL FROM AN AQUEOUS ACID NICKEL ELECTROPLATING BATH CONTAINING A SECONDARY BRIGHTENER AND A SMALL EFFECTIVE AMOUNT OF A PRIMARY BRIGHTENER TO CAUSE THE ELECTRODEPOSITION OF MIRROR-BRIGHT NICKEL, SAID PRIMARY BRIGHTENER BEING A CATION HAVING THE STRUCTURE
References Cited (Backward Citations)
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Cited
US2678316A
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US2782153A
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US2898338A
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US2889329A
Cited
US3008883A
Cited
US3000799A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |