Patent US2996408A successfully refreshed from Google Patents.
US2996408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copper plating process and solution
Assignee: General Electric Co
•
Filing: 1958-03-31
•
Granted: 1961-08-15
•
Expires: 1978-03-31
Abstract
No abstract record available.
Inventors
- 👤 Robert M Lukes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:27
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
43 words
A SOLUTION FOR THE AUTOCATALYTICALLY PLATING OF COPPER ON AN ACTIVE METALLIC SURFACE WHICH COMPRISES AN AQUEOUS SOLUTION HAVING A PH IN THE RANGE OF 10 TO 14 CONTAINING FORMALDEHYDE AND THE CUPRIC ION COMPLEX OF AN ALKANOLAMINO ACETIC ACID HAVING THE FORMULA
Claim 2
Dependent Claim
43 words
A SOLUTION FOR THE AUTOCATALYTICALLY PLATING OF COPPER ON AN ACTIVE METALLIC SURFACE WHICH COMPRISES AN AQUEOUS SOLUTION HAVING A PH IN THE RANGE OF 10 TO 14 CONTAINING FORMALDEHYDE AND THE CUPRIC ION COMPLEX OF AN ALKANOLAMINO ACETIC ACID HAVING THE FORMULA
Claim 3
Dependent Claim
52 words
THE PROCESS OF AUTOCATALYTICALLY PLATING COPPER ON A NON-METALLIC SYBSTRATUM WHICH COMPRISES FORMING A FILM OF A METAL SELECTED FROM THE GROUP CONSISTING 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
Cited
US2482354A
Cited
US2454610A
Cited
US2602757A
Cited
US2776918A
Cited
US2759845A
Cited
US2819187A
Cited
US2871139A
Cited
US2872346A
Cited
US2874072A
Cited
US2930106A
Cited
US2938805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |