US3168453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Zinc cyanide plating bath
Assignee: Individual
•
Filing: 1961-06-28
•
Granted: 1965-02-02
•
Expires: 1981-06-28
Abstract
No abstract record available.
Inventors
- 👤 Debe Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:16
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/22; C25D3/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
AN AQUEOUS ALKALINE CYANIDE PLATING BATH COMPRISING ABOUT 3 TO 26 OUNCES PER GALLON OF A CYANIDE OF A METAL COMPRISING ZINC CYANIDE, ABOUT 1 TO 20 OUNCES PER GALLON OF AN ALKALI METAL HYDROXIDE, ABOUT 4 1/2 TO 26 OUNCES PER GALLON OF AN ALKALI METAL CYANIDE, UP TO ABOUT 7.0 OUNCES PER GALLONG OF AN ALKALI METAL TARTRATE, AND ABOUT 0.1 TO 7.0 OUNCES PER GALLON OF A REACTION PRODUCT OF SALICYCLIC ACID AND HEXAMETHYLENE TETRAMINE.
Claim 2
Dependent Claim
78 words
AN AQUEOUS ALKALINE CYANIDE PLATING BATH COMPRISING ABOUT 3 TO 26 OUNCES PER GALLON OF A CYANIDE OF A METAL COMPRISING ZINC CYANIDE, ABOUT 1 TO 20 OUNCES PER GALLON OF AN ALKALI METAL HYDROXIDE, ABOUT 4 1/2 TO 26 OUNCES PER GALLON OF AN ALKALI METAL CYANIDE, UP TO ABOUT 7.0 OUNCES PER GALLONG OF AN ALKALI METAL TARTRATE, AND ABOUT 0.1 TO 7.0 OUNCES PER GALLON OF A REACTION PRODUCT OF SALICYCLIC ACID AND HEXAMETHYLENE TETRAMINE.
References Cited (Backward Citations)
US2828252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-02 | 1968-08-03 | 1969-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-02 | 1972-08-03 | 1973-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-02 | 1976-08-03 | 1977-02-02 | $7700.00 | Window Closed / Lapsed |