US2651608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of aluminum from nonaqueous solutions
Assignee: Individual
•
Filing: 1952-01-25
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Granted: 1953-09-08
•
Expires: 1972-01-25
Abstract
No abstract record available.
Inventors
- 👤 Brenner Abner
- 👤 Dwight E Couch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:46
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/42; C25D3/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A PROCESS OF ELECTROPLATING THAT COMPRISES ELECTRODEPOSITING ALUMINUM FROM A BATH CONSISTING OF A MIXTURE OF AN ETHER SELECTED FROM THE GROUP CONSISTING OF ETHYL ETHER, ETHYL N-BUTYL EHERE, A MIXTURE OF ETHYL AND BUTLY ETHERS, ANISOLE, PHENETOLE, AND DI-PHENYL ETHER; A METAL HYDRIDE AT 0.5 TO 1 MOLAR SELECTED FROM THE GROUP CONSISTING OF LITHIUM HYDRIDE, LITHIUM ALUMINUM HYDRIDE AND ALUMINUM HYDRIDE; AND ANHYDROUS ALUMIUNUM CHLORIDE AT FROM 1 TO 4 MOLAR.
Claim 2
Dependent Claim
73 words
A PROCESS OF ELECTROPLATING THAT COMPRISES ELECTRODEPOSITING ALUMINUM FROM A BATH CONSISTING OF A MIXTURE OF AN ETHER SELECTED FROM THE GROUP CONSISTING OF ETHYL ETHER, ETHYL N-BUTYL EHERE, A MIXTURE OF ETHYL AND BUTLY ETHERS, ANISOLE, PHENETOLE, AND DI-PHENYL ETHER; A METAL HYDRIDE AT 0.5 TO 1 MOLAR SELECTED FROM THE GROUP CONSISTING OF LITHIUM HYDRIDE, LITHIUM ALUMINUM HYDRIDE AND ALUMINUM HYDRIDE; AND ANHYDROUS ALUMIUNUM CHLORIDE AT FROM 1 TO 4 MOLAR.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-07 | 1957-03-09 | 1957-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-07 | 1961-03-09 | 1961-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-07 | 1965-03-09 | 1965-09-08 | $7700.00 | Window Closed / Lapsed |