Process for manufacturing MGDA/GLDA granules, granules, and their use
US-10865362-B2 · Dec 15, 2020 · US
Preparation in the form of powder by spray drying
Preparation in the form of powder by spray drying · 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 | C11D11/02 |
| Official title | Preparation in the form of powder by spray drying |
| Display label | Preparation in the form of powder by spray drying |
| Total patents | 115 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 12 |
| 2017 | 12 |
| 2018 | 14 |
| 2019 | 12 |
| 2020 | 8 |
| 2021 | 5 |
| 2022 | 13 |
| 2023 | 10 |
| 2024 | 8 |
| 2025 | 10 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for preparing a spray-dried laundry detergent particle
US-10676703-B2 · Jun 9, 2020 · US
Water-soluble unit dose article comprising a solid laundry detergent composition
US-10501711-B2 · Dec 10, 2019 · US
Controlled release dual walled microcapsules
US-10456766-B2 · Oct 29, 2019 · US
Phosphate-free detergent compositions and their applications
US-2019316062-A1 · Oct 17, 2019 · US
Controlled release dual walled microcapsules
US-2019282989-A1 · Sep 19, 2019 · US
Granules comprising an active substance
US-10383351-B2 · Aug 20, 2019 · US
Solidifying liquid amine oxide, betaine, and/or sultaine surfactants with a carrier
US-2019233773-A1 · Aug 1, 2019 · US
Solidifying liquid anionic surfactants
US-2019233772-A1 · Aug 1, 2019 · US
Solidifying liquid amine oxide, betaine, and/or sultaine surfactants with a binder and optional carrier
US-2019233774-A1 · Aug 1, 2019 · US
Process for making spray dried compositions and spray drying apparatus
US-2019224584-A1 · Jul 25, 2019 · US
Detergents and cleaning products including a polymer active ingredient
US-10316276-B2 · Jun 11, 2019 · US
Controlled release dual walled microcapsules
US-10292910-B2 · May 21, 2019 · US
Powders and granules and process for making such powders and granules
US-2019119611-A1 · Apr 25, 2019 · US
Water-soluble unit dose article comprising a solid laundry detergent composition
US-2018362902-A1 · Dec 20, 2018 · US
Water-soluble unit dose article comprising a solid laundry detergent composition
US-2018362903-A1 · Dec 20, 2018 · US
Process for manufacturing granules
US-2018355285-A1 · Dec 13, 2018 · US
Granules comprising an active substance
US-2018242623-A1 · Aug 30, 2018 · US
Controlled release dual walled microcapsules
US-9999579-B2 · Jun 19, 2018 · US
Process for preparing granules comprising an active substance
US-9974323-B2 · May 22, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C11D11/02?
- CPC C11D11/02 is the Cooperative Patent Classification code for “Preparation in the form of powder by spray drying.”
- How many patents are filed under CPC C11D11/02 (Preparation in the form of powder by spray drying)?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC C11D11/02 growing?
- Publication counts under this code: 8 in 2024 vs 10 in 2025 (latest complete years).