from phthalocyanine compounds · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C09B49/122 |
| Official title | {from phthalocyanine compounds} |
| Display label | from phthalocyanine compounds |
| Total patents | 4 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10317794-B2 · Jun 11, 2019 · US
US-9988535-B2 · Jun 5, 2018 · US
US-2017010530-A1 · Jan 12, 2017 · US
US-2016208104-A1 · Jul 21, 2016 · US