US3711384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of nickel
Assignee: Individual
•
Filing: 1971-01-20
•
Granted: 1973-01-16
•
Expires: 1991-01-20
Abstract
Abstract AN AQUEOUS NICKEL PLATING ELECTROLYTE COMPRISES (A) AT LEAST 30 GM. PER LITER OF A NICKEL-II SALT; (B) 0.1-1.0 GM. PER LITER OF A MIXTURE OF ACETYLENIC COMPOUNDS INCLUDING BOTH AN ALFA-HYDROXY-ACETYLENIC COMPOUND AND AN ALKYLENE OXIDE CONDENSATION PRODUCT OF AN ALFA-HYDROXY-ACETYLENIC COMPOUND IN A WEIGHT RATIO OF THE SAID CONDENSATION PRODUCTS TO THE ALFA-HYDROXY-ACETYLENIC COMPOUNDS OF FROM 1.5:1 TO 7:1; AND (C) FROM 1.0 TO 5.0 GM. PER LITRE OF SACCHARIN OR A SUBSTITUTED SACCHARIN.
Inventors
- 👤 D Lyde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:40
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/12; C25D3/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-16 | 1976-07-17 | 1977-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-16 | 1980-07-17 | 1981-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-16 | 1984-07-17 | 1985-01-16 | $7700.00 | Window Closed / Lapsed |