US2614975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroplating of zinc and electrolyte therefor
Assignee: Poor and Co
•
Filing: 1951-01-26
•
Granted: 1952-10-21
•
Expires: 1971-01-26
Abstract
No abstract record available.
Inventors
- 👤 Allan E Chester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:16
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
AN AQUEOUS ACID ZINC SULFATE PLATING BATH COMPRISING AN ACID ZINC SULFATE ELECTROLYTE AND A REACTION PRODUCT OF THIOUREA, ZINC OXIDE AND AN ALDONIC ACID.
Claim 2
Dependent Claim
25 words
AN AQUEOUS ACID ZINC SULFATE PLATING BATH COMPRISING AN ACID ZINC SULFATE ELECTROLYTE AND A REACTION PRODUCT OF THIOUREA, ZINC OXIDE AND AN ALDONIC ACID.
References Cited (Backward Citations)
US1903860A
Cited
US2537032A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |