US3380898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolyte and method for electrodepositing a pink gold alloy
Assignee: Sel Rex Corp
•
Filing: 1965-06-18
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Granted: 1968-04-30
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Expires: 1985-06-18
Abstract
No abstract record available.
Inventors
- 👤 Marius Danemark
- 👤 Rene Cathrein
- 👤 Atkin Y Simonian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:50
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/56; C25D3/62; C08; C08F; C08F20/00; C08F20/02; C08F20/42; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12889; Y10T428/12903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
PROCESS FOR ELECTRODEPOSITING BRIGHT, HARD GOLD-COPPER ALLOYS HAVING A PINK COLORATION WHICH COMPRISES ELECTROLYZING AN AQUEOUS SOLUTION COMPRISING THE FOLLOWING INGREDIENTS:
Claim 2
Dependent Claim
21 words
PROCESS FOR ELECTRODEPOSITING BRIGHT, HARD GOLD-COPPER ALLOYS HAVING A PINK COLORATION WHICH COMPRISES ELECTROLYZING AN AQUEOUS SOLUTION COMPRISING THE FOLLOWING INGREDIENTS:
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) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |