US2990296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chemical plating of metal-boron alloys
Assignee: Callery Chemical Co
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Filing: 1958-08-05
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Granted: 1961-06-27
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Expires: 1978-08-05
Abstract
No abstract record available.
Inventors
- 👤 Ralph M Hoke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:12
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/32; C23C18/34; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/936; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12937
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
A METHOD OF PLASING METAL-BORON ALLY ON METAL OBJECTS WHICH COMPRISES THE STEP OF CONTACTING THE OBJECT TO BE PLATED WITH AN AQUEOUS PLATING SOLUTION CONTAINING AS ESSENTIAL COMPONENTS (1) A COMPOUND SELECTED FROM THE GROUP CONSISTING OF SECONDARY AND TERTIARY AMINE BORANES AND, (2) A COMPOUND SELECTED FROM THE GROUP CONSISTING OF SOLUBLE SALTS OF NICKEL AND COBALT, THE PROPORTIONS OF EACH COMPONENT BEING SUCH THAT THE CONCENTRATION OF BORANE RADICAL IS BETWEEN ABOUT 0.1 TO 3 WT. PERCENT AND THE CONCENTRATION OF METAL ION IS BETWEEN ABOUT 0.02 AND 6 WT. PERCENT.
References Cited (Backward Citations)
US2461661A
Cited
US2726170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |