Calcium sulfate urea granules and methods for producing and using the same
US-11912634-B2 · Feb 27, 2024 · US
Calcareous fertilisers (C05D7/00 takes precedence)
Calcareous fertilisers (C05D7/00 takes 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 | C05D3/00 |
| Official title | Calcareous fertilisers (C05D7/00 takes precedence) |
| Display label | Calcareous fertilisers (C05D7/00 takes precedence) |
| Total patents | 66 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 10 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 4 |
| 2020 | 9 |
| 2021 | 3 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus method and composition for soil treatment
US-2024043746-A1 · Feb 8, 2024 · US
Delivery system for plant protection
US-2024041028-A1 · Feb 8, 2024 · US
Calcium sulfate urea granules and methods for producing and using the same
US-11802096-B2 · Oct 31, 2023 · US
Stabilized urea calcium sulphate adduct coated with a base an urease inhibitor
US-2023227379-A1 · Jul 20, 2023 · US
Potassium-releasing material
US-11691927-B2 · Jul 4, 2023 · US
Plant treatment composition
US-11629105-B2 · Apr 18, 2023 · US
Urea-based blend composition and method for the manufacture thereof
US-2022388919-A1 · Dec 8, 2022 · US
Urea ammonium sulphate-based composition and method for the manufacture thereof
US-2022388918-A1 · Dec 8, 2022 · US
Calcium sulfate urea granules and methods for producing and using the same
US-2022267230-A1 · Aug 25, 2022 · US
Mineral soil conditioner produced by coal ash and preparation method thereof
US-2022242801-A1 · Aug 4, 2022 · US
Calcium sulfate urea granules and methods for producing and using the same
US-11352306-B2 · Jun 7, 2022 · US
Calcium sulfate urea granules and methods for producing and using the same
US-2022169579-A1 · Jun 2, 2022 · US
Fertilizers containing calcium sulfate urea and methods for producing and using the same
US-2022119320-A1 · Apr 21, 2022 · US
Calcium sulfate urea granules and methods for producing and using the same
US-11299441-B2 · Apr 12, 2022 · US
Drying process
US-11261100-B2 · Mar 1, 2022 · US
Fertilizer composition and methods of making and using same
US-11104618-B2 · Aug 31, 2021 · US
Three-part plant nutrient system
US-10968143-B2 · Apr 6, 2021 · US
Potassium-releasing material
US-2021053885-A1 · Feb 25, 2021 · US
Potassium-releasing material
US-10800712-B2 · Oct 13, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C05D3/00?
- CPC C05D3/00 is the Cooperative Patent Classification code for “Calcareous fertilisers (C05D7/00 takes precedence).”
- How many patents are filed under CPC C05D3/00 (Calcareous fertilisers (C05D7/00 takes precedence))?
- Our database includes 66 publications tagged with this CPC code.
- Is patent activity under CPC C05D3/00 growing?
- Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).