US3075855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copper plating process and solutions
Assignee: General Electric Co
•
Filing: 1958-03-31
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Granted: 1963-01-29
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Expires: 1978-03-31
Abstract
No abstract record available.
Inventors
- 👤 Maynard C Agens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:57
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/38; C23C18/40; C23C18/405
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
41 words
A SOLUTION FOR AUTOCATALYTICALLY PLATING COPPER ONTO AN ACTIVE METALLIC SURFACE WHICH COMPRISES AN AQUEOUS SOLUTION HAVING A PH IN THE RANGE OF 10 TO 14 HAVING DISSOLVED THEREIN FORMALDEHYDE AND A CUPRIC ION COMPLEX OF AN AMINE HAVING THE FORMULA:
Claim 2
Dependent Claim
41 words
A SOLUTION FOR AUTOCATALYTICALLY PLATING COPPER ONTO AN ACTIVE METALLIC SURFACE WHICH COMPRISES AN AQUEOUS SOLUTION HAVING A PH IN THE RANGE OF 10 TO 14 HAVING DISSOLVED THEREIN FORMALDEHYDE AND A CUPRIC ION COMPLEX OF AN AMINE HAVING THE FORMULA:
Claim 3
Dependent Claim
52 words
THE PROCESS OF AUTOCATALYTICALLY PLATING COPPER ONTO A NON-METALLIC SUBSTRATUM WHICH COMPRISES FORMING A FILM OF A METAL SELECTED FROM THE GROUP CONSITING OF NICKEL, COBALT, COPPER, SILVER, RHODIUM, GOLD, PLATINUM, AND PALLADIUM ON THE SURFACE OF THE NON-METALLIC BODY, AND THEREAFTER CONTACTING THE SENSITIZED NON-METAL WITH THE SOLUTION OF CLAIM 1.
References Cited (Backward Citations)
GB604644A
Cited
US2475974A
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US2482354A
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US2602757A
Cited
US2836566A
Cited
US2759845A
Cited
US2871139A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |