Reducing the environmental impact of farming using biochar
US-11426350-B1 · Aug 30, 2022 · US
Fertilisers containing other nitrates
Fertilisers containing other nitrates · 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 | C05C5/00 |
| Official title | Fertilisers containing other nitrates |
| Display label | Fertilisers containing other nitrates |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 8 |
| 2018 | 10 |
| 2019 | 13 |
| 2020 | 9 |
| 2021 | 8 |
| 2022 | 8 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Water treatment
US-2022234916-A1 · Jul 28, 2022 · US
Method and composition for improving plant growth
US-11377393-B2 · Jul 5, 2022 · US
Iron-supplemented fertilizer
US-2022169578-A1 · Jun 2, 2022 · US
Treated biochar for use in water treatment systems
US-2022169577-A1 · Jun 2, 2022 · US
Mineral solubilizing microorganism infused biochars
US-11312666-B2 · Apr 26, 2022 · US
Iron-supplemented fertilizer
US-11208360-B2 · Dec 28, 2021 · US
Technology to coat fertilizer and improve fertilizer efficiency and their associated methods
US-11208361-B2 · Dec 28, 2021 · US
Biochars, biochar extracts and biochar extracts having soluble signaling compounds and method for capturing material extracted from biochar
US-11097241-B2 · Aug 24, 2021 · US
Utilization of nitrogen oxides from ambient air
US-2021252449-A1 · Aug 19, 2021 · US
Hydrophobic coatings to improve the physical quality parameters of fertilizers
US-2021246083-A1 · Aug 12, 2021 · US
Compositions and methods useful for enhancing the microbial conversion of nitrate into ammonium
US-10961163-B2 · Mar 30, 2021 · US
Method for producing fertilizer particles comprising alternative boron sources
US-10947166-B2 · Mar 16, 2021 · US
Mineral solubilizing microorganism infused biochars
US-2021009482-A1 · Jan 14, 2021 · US
Method for producing biochar aggregate particles
US-10864492-B2 · Dec 15, 2020 · US
Hydrophobic coatings to improve the physical quality parameters of fertilizers
US-2020231516-A1 · Jul 23, 2020 · US
Mineral solubilizing microorganism infused biochars
US-10696603-B2 · Jun 30, 2020 · US
Alkynylpyrazoles as nitrification inhibitors
US-10676408-B2 · Jun 9, 2020 · US
Nutrient compositions
US-2020154652-A1 · May 21, 2020 · US
Plasma discharge reactor with flowing liquid and gas
US-10610850-B2 · Apr 7, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C05C5/00?
- CPC C05C5/00 is the Cooperative Patent Classification code for “Fertilisers containing other nitrates.”
- How many patents are filed under CPC C05C5/00 (Fertilisers containing other nitrates)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC C05C5/00 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).