Production method of maleimide
US-2019345102-A1 · Nov 14, 2019 · US
Use of anti-solvent
Use of anti-solvent · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D9/0054 |
| Official title | {Use of anti-solvent} |
| Display label | Use of anti-solvent |
| Total patents | 199 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 11 |
| 2017 | 10 |
| 2018 | 14 |
| 2019 | 22 |
| 2020 | 22 |
| 2021 | 24 |
| 2022 | 20 |
| 2023 | 24 |
| 2024 | 21 |
| 2025 | 17 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Crystallization methods using functionalized nanoporous matrices and related systems
US-2019337978-A1 · Nov 7, 2019 · US
Method for preparing l-methionine crystals using crystallization technique
US-2019315682-A1 · Oct 17, 2019 · US
Methods for extracting hydroxycinnamic acids from ligno-cellulose
US-2019300469-A1 · Oct 3, 2019 · US
Method of preparing benzyl 4-amino-3-chloro-5-fluoro-6-(4-chloro-2-fluoro-3-methoxyphenyl)picolinate
US-10407391-B2 · Sep 10, 2019 · US
Processes for preparing calix[4]arenes from calix[8]arenes
US-2019248722-A1 · Aug 15, 2019 · US
Method for producing microparticles from pressurized and heated starting material solution
US-2019202765-A1 · Jul 4, 2019 · US
Preparation methods for palbociclib free base crystal form A and crystal form B
US-10329290-B2 · Jun 25, 2019 · US
Reversible control of solution solubility using functionalized nanoparticles
US-2019160392-A1 · May 30, 2019 · US
Method for continuous preparation of high bulk density methionine crystal
US-10293273-B2 · May 21, 2019 · US
Polymer particle, manufacturing method thereof, and separator for battery comprising the same
US-10287404-B2 · May 14, 2019 · US
Method of manufacturing a pharmaceutical composition
US-2019135859-A1 · May 9, 2019 · US
Method for producing complexed particles
US-10280083-B2 · May 7, 2019 · US
Form C of avibactam sodium
US-10265326-B2 · Apr 23, 2019 · US
Method and apparatus for preparation of lactide using lactide purification process
US-10253012-B2 · Apr 9, 2019 · US
Processes for producing organophosphorous compounds
US-10239901-B2 · Mar 26, 2019 · US
Process for making solid particles
US-2019062173-A1 · Feb 28, 2019 · US
Processes for producing organophosphorous compounds
US-2019002486-A1 · Jan 3, 2019 · US
Processes for producing organophosphorous compounds
US-2019002485-A1 · Jan 3, 2019 · US
Dota synthesis
US-2018370925-A1 · Dec 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D9/0054?
- CPC B01D9/0054 is the Cooperative Patent Classification code for “Use of anti-solvent.”
- How many patents are filed under CPC B01D9/0054 (Use of anti-solvent)?
- Our database includes 199 publications tagged with this CPC code.
- Is patent activity under CPC B01D9/0054 growing?
- Publication counts under this code: 21 in 2024 vs 17 in 2025 (latest complete years).