Mixtures of ammonium polyphosphate and at least one soluble ionic compound containing sulfate and/or is capable of releasing sulfate ions
US-11628589-B2 · Apr 18, 2023 · US
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of ammonium
of ammonium · 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 | C01B25/405 |
| Official title | {of ammonium} |
| Display label | of ammonium |
| Total patents | 2 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.