Patent US2748069A successfully refreshed from Google Patents.
US2748069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trivalent chromium plating solution
Assignee: Individual
•
Filing: 1953-07-27
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Granted: 1956-05-29
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Expires: 1973-07-27
Abstract
No abstract record available.
Inventors
- 👤 Iexi Jean Jacques Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:01
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/04; C25D3/06; C25D3/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A CHROMIUM ELECTROPLATING BATH OF A PH OF ABOUT 7 CONSISTING OF AN AQUEOUS SOLUTION OF AT LEAST ONE COMPLEX SALT OF TRIVALENT CHROMIUM CORRESPONDING TO THE FORMULA:
Claim 2
Dependent Claim
28 words
A CHROMIUM ELECTROPLATING BATH OF A PH OF ABOUT 7 CONSISTING OF AN AQUEOUS SOLUTION OF AT LEAST ONE COMPLEX SALT OF TRIVALENT CHROMIUM CORRESPONDING TO THE FORMULA:
References Cited (Backward Citations)
US1777121A
Cited
FR668751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |