Patent US3017333A successfully refreshed from Google Patents.
US3017333A
Expired / Lapsed
US
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Self-leveling bright nickel plating bath and process
Assignee: Mcgean Chemical Co
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Filing: 1959-04-06
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Granted: 1962-01-16
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Expires: 1979-04-06
Abstract
No abstract record available.
Inventors
- 👤 Virgil H Waite
- 👤 Bernard P Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:49
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/12; C25D3/14; C25D3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
AN AQUEOUS ACID BATH SOLUTION FRO ELECTROPLATING NICKEL CONTAINING AT LEAST ONE NICKEL SALT AS A SOURCE OF NICKEL, WHICH PLATING SOLUTION INCLUDEDS AS ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE DIKETO AND IMINO KETO THIAZOLIDINES AND SELENAZOLIDINES, AND THE 3 AND 5 POSITION SUBSTITUTED DERIVATIVES THEREOF; AND THE DIKETO AND IMINO KETO THIAZINES AND SELENAZINES, AND THE 3, 5 AND 6 SUBSTITUTED DERIVATIVES THEREAFTER; SAID SOLUTION HAVING A PH OF NOT LESS THAN 2.5 AND NOT EXCEEDING ABOUT 5.0; SAID COMPOUND BEING DISSOLVED IN THE BATH SOLUTION IN SUFFICIENT QUANTITY TO EFFECT LEVELING AND BRIGHTENING OF NICKEL DEPOSITS PRODUCED THEREIN.
Claim 2
Dependent Claim
103 words
AN AQUEOUS ACID BATH SOLUTION FRO ELECTROPLATING NICKEL CONTAINING AT LEAST ONE NICKEL SALT AS A SOURCE OF NICKEL, WHICH PLATING SOLUTION INCLUDEDS AS ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE DIKETO AND IMINO KETO THIAZOLIDINES AND SELENAZOLIDINES, AND THE 3 AND 5 POSITION SUBSTITUTED DERIVATIVES THEREOF; AND THE DIKETO AND IMINO KETO THIAZINES AND SELENAZINES, AND THE 3, 5 AND 6 SUBSTITUTED DERIVATIVES THEREAFTER; SAID SOLUTION HAVING A PH OF NOT LESS THAN 2.5 AND NOT EXCEEDING ABOUT 5.0; SAID COMPOUND BEING DISSOLVED IN THE BATH SOLUTION IN SUFFICIENT QUANTITY TO EFFECT LEVELING AND BRIGHTENING OF NICKEL DEPOSITS PRODUCED THEREIN.
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) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |