US2537032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acid zinc electroplating compositions and method
Assignee: Poor and Co
•
Filing: 1949-09-14
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Granted: 1951-01-09
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Expires: 1969-09-14
Abstract
No abstract record available.
Inventors
- 👤 Allan E Chester
- 👤 Ackermann Kurt Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:55
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
AN ACID ZINC PLATING BATH COMPRISING ZINC IN A SOLUBLE FORM DISSOLVED IN AN ACIDIC AQUEOUS LIQUID CONTAINING A ZINC ALDONATE AND GUANYL UREA SULFATE DISSOLVED IN SAID BATH.
Claim 2
Dependent Claim
29 words
AN ACID ZINC PLATING BATH COMPRISING ZINC IN A SOLUBLE FORM DISSOLVED IN AN ACIDIC AQUEOUS LIQUID CONTAINING A ZINC ALDONATE AND GUANYL UREA SULFATE DISSOLVED IN SAID BATH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |