Method for producing aluminum foil
US-9219279-B2 · Dec 22, 2015 · US
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by other processes (electrolysis C25C; C22B21/02 and C22B21/04 take precedence)
by other processes (electrolysis C25C; C22B21/02 and C22B21/04 take precedence) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C22B21/0038 |
| Official title | {by other processes (electrolysis C25C; C22B21/02 and C22B21/04 take precedence)} |
| Display label | by other processes (electrolysis C25C; C22B21/02 and C22B21/04 take precedence) |
| Total patents | 1 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2015 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.