US2632728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions and method for electroplating zinc
Assignee: Poor and Co
•
Filing: 1950-12-06
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Granted: 1953-03-24
•
Expires: 1970-12-06
Abstract
No abstract record available.
Inventors
- 👤 Allan E Chester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:33
CPC Classifications
G; G06; G06C; G06C11/00; G06C11/04; C; C25; C25D; C25D3/00; C25D3/02; C25D3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A COMPOSITION FOR USE IN A ZINC SULFATE PLATING BATH CONSISTING ESSENTIALLY OF A WATER SOLUBLE LIGNIN SULFONATE, DARK MOLASSES AND TRIFLUOROACETIC ACID, SAID COMPOSITION WHEN ADDED IN SUFFICIENT AMOUNT TO AN ACID ZINC SULFATE PLATING BATH BEING CAPABLE OF PRODUCING A BRIGHT ZINC PLATE BY ELECTRODEPOSITION DIRECTLY FROM SAID BATH.
Claim 2
Dependent Claim
51 words
A COMPOSITION FOR USE IN A ZINC SULFATE PLATING BATH CONSISTING ESSENTIALLY OF A WATER SOLUBLE LIGNIN SULFONATE, DARK MOLASSES AND TRIFLUOROACETIC ACID, SAID COMPOSITION WHEN ADDED IN SUFFICIENT AMOUNT TO AN ACID ZINC SULFATE PLATING BATH BEING CAPABLE OF PRODUCING A BRIGHT ZINC PLATE BY ELECTRODEPOSITION DIRECTLY FROM SAID BATH.
References Cited (Backward Citations)
US1607869A
Cited
US2537032A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |