System for coating fertilizer substrates
US-12473242-B2 · Nov 18, 2025 · US
This page is not indexed by search engines while we improve data quality.
Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly · 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 | C05B1/00 |
| Official title | Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly |
| Display label | Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 3 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integrated-preparation and application methods of urea-formaldehyde (UF)-based multi-nutrient biodegradable polymeric slow-release (SR) liquid and granular fertilizers
US-12428355-B2 · Sep 30, 2025 · US
Integrated-preparation and application methods of urea-formaldehyde (uf)-based multi-nutrient biodegradable polymeric slow-release (sr) liquid and granular fertilizers
US-2025154075-A1 · May 15, 2025 · US
Swellable fertilizer granules containing elemental sulfur with increased oxidation rates
US-2024425430-A1 · Dec 26, 2024 · US
Swellable fertilizer granules containing elemental sulfur with increased oxidation rates
US-12084396-B2 · Sep 10, 2024 · US
Swellable fertilizer granules containing elemental sulfur with increased oxidation rates
US-2022324773-A1 · Oct 13, 2022 · US
A system for coating fertilizer substrates
US-2022315506-A1 · Oct 6, 2022 · US
Swellable fertilizer granules containing elemental sulfur with increased oxidation rates
US-11384034-B2 · Jul 12, 2022 · US
Method for producing fertilizer particles comprising alternative boron sources
US-10947166-B2 · Mar 16, 2021 · US
Swellable fertilizer granules containing elemental sulfur with increased oxidation rates
US-2020231515-A1 · Jul 23, 2020 · US
Swellable fertilizer granules containing elemental sulfur with increased oxidation rates
US-10611701-B2 · Apr 7, 2020 · US
Method for producing fertilizer particles comprising alternative boron sources
US-2020055791-A1 · Feb 20, 2020 · US
Microbial strains, compositions, and methods for increasing available phosphate for plants
US-10450237-B2 · Oct 22, 2019 · US
Controlled-release of fertilizer compositions and uses thereof
US-2019308916-A1 · Oct 10, 2019 · US
Soluble granular fertilizer for fertigation
US-2019194084-A1 · Jun 27, 2019 · US
Swellable fertilizer granules containing elemental sulfur with increased oxidation rates
US-2018339951-A1 · Nov 29, 2018 · US
Fertilizer-compatible composition
US-9919979-B2 · Mar 20, 2018 · US
Microbial strains, compositions, and methods for increasing available phosphate for plants
US-2017334798-A1 · Nov 23, 2017 · US
Microbial strains, compositions, and methods for increasing available phosphate for plants
US-9758438-B2 · Sep 12, 2017 · US
Microbial strains, compositions, and methods for increasing available phosphate for plants
US-2016251275-A1 · Sep 1, 2016 · US