US2885330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of bright zinc or bright cadmium deposits
Assignee: TRUBEK LAB
•
Filing: 1957-10-31
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Granted: 1959-05-05
•
Expires: 1977-10-31
Abstract
No abstract record available.
Inventors
- 👤 Levy Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:10
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/22; C25D3/24; C25D3/26; C25D3/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
AN AQUEOUS ALKALI CYANIDE BATH FOR USE IN ELECTROPLATING, SAID BATH CONTAINING METAL IONS SELECTED FROM THE GROUP CONSISTING OF ZINC AND CADMIUM, TOGETHER WITH A FORMYL SUBSTITUTED PHENYL ETHER HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
34 words
AN AQUEOUS ALKALI CYANIDE BATH FOR USE IN ELECTROPLATING, SAID BATH CONTAINING METAL IONS SELECTED FROM THE GROUP CONSISTING OF ZINC AND CADMIUM, TOGETHER WITH A FORMYL SUBSTITUTED PHENYL ETHER HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
US2107806A
Cited
US2761876A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |