US2648627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bright nickel plating composition and process
Assignee: Wagner Brothers Inc
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Filing: 1950-05-24
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Granted: 1953-08-11
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Expires: 1970-05-24
Abstract
No abstract record available.
Inventors
- 👤 Donnelly Harold George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:19
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
AN ACID AQUEOUS NICKEL PLATING BATH CONTAINING NICKEL SALTS, AN ACID BUFFERING AGENT, AND AN AT LEAST PARTIALLY WATER-SOLUBLE ORGANIC COMPOUND CONTAINING AN ISOTHIOUREIDO NUCLEUS AND HAVING AN ORGANIC RADICAL ATTACHED TO THE SULPHUR ATOM OF THE NUCLEUS, SAID ORGANIC COMPOUND BEING DISSOLVED IN SAID BATH IN SUFFICIENT QUANTITY TO PRODUCE BRIGHT NICKEL PLATING THEREFROM.
Claim 2
Dependent Claim
55 words
AN ACID AQUEOUS NICKEL PLATING BATH CONTAINING NICKEL SALTS, AN ACID BUFFERING AGENT, AND AN AT LEAST PARTIALLY WATER-SOLUBLE ORGANIC COMPOUND CONTAINING AN ISOTHIOUREIDO NUCLEUS AND HAVING AN ORGANIC RADICAL ATTACHED TO THE SULPHUR ATOM OF THE NUCLEUS, SAID ORGANIC COMPOUND BEING DISSOLVED IN SAID BATH IN SUFFICIENT QUANTITY TO PRODUCE BRIGHT NICKEL PLATING THEREFROM.
References Cited (Backward Citations)
GB553781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |