Oxygen scavenger powder
US-2024138447-A1 · May 2, 2024 · US
containing phosphorus, e.g. phosphates, apatites, hydroxyapatites
containing phosphorus, e.g. phosphates, apatites, hydroxyapatites · 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 | B01J20/048 |
| Official title | {containing phosphorus, e.g. phosphates, apatites, hydroxyapatites} |
| Display label | containing phosphorus, e.g. phosphates, apatites, hydroxyapatites |
| Total patents | 146 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 10 |
| 2017 | 14 |
| 2018 | 15 |
| 2019 | 20 |
| 2020 | 21 |
| 2021 | 9 |
| 2022 | 10 |
| 2023 | 10 |
| 2024 | 12 |
| 2025 | 10 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
High charge density metallophosphate molecular sieves
US-10471415-B2 · Nov 12, 2019 · US
High charge density metalloaluminophosphosilicate molecular sieves
US-10370257-B2 · Aug 6, 2019 · US
Particulate water-absorbing agent
US-10363544-B2 · Jul 30, 2019 · US
Methods of use and manufacture of silver-doped, nano-porous hydroxyapatite
US-2019224642-A1 · Jul 25, 2019 · US
Method of selectively releasing nitric oxide depending on change in pH using calcium phosphate
US-10301332-B2 · May 28, 2019 · US
Gels for removing air pollutants
US-2019143302-A1 · May 16, 2019 · US
High charge density metallophosphate molecular sieves
US-2019105642-A1 · Apr 11, 2019 · US
High charge density metallophosphate molecular sieves
US-10159965-B2 · Dec 25, 2018 · US
High charge density metallophosphate molecular sieves
US-10159964-B2 · Dec 25, 2018 · US
Apatite in-situ restoration
US-2018345174-A1 · Dec 6, 2018 · US
Apatite in-situ restoration
US-10099157-B2 · Oct 16, 2018 · US
Apatite in-situ restoration
US-10092857-B2 · Oct 9, 2018 · US
Composites for removing heavy metal and method of synthesizing the same
US-2018236435-A1 · Aug 23, 2018 · US
Scale inhibitor, scale-inhibiting device using the same, and scale-inhibiting system
US-2018179093-A1 · Jun 28, 2018 · US
Scale inhibitor, scale-inhibiting device using the same, and scale-inhibiting system
US-10005685-B1 · Jun 26, 2018 · US
Process for treating a gas contaminated by metals or organics compounds using a calcium-phosphate reactant comprising apatite
US-2018169573-A1 · Jun 21, 2018 · US
Surface neutralization of apatite
US-2018155390-A1 · Jun 7, 2018 · US
Porous article having polymer binder sub-micron particle
US-2018104670-A1 · Apr 19, 2018 · US
Agarose-filled ceramic apatite
US-2018085735-A1 · Mar 29, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J20/048?
- CPC B01J20/048 is the Cooperative Patent Classification code for “containing phosphorus, e.g. phosphates, apatites, hydroxyapatites.”
- How many patents are filed under CPC B01J20/048 (containing phosphorus, e.g. phosphates, apatites, hydroxyapatites)?
- Our database includes 146 publications tagged with this CPC code.
- Is patent activity under CPC B01J20/048 growing?
- Publication counts under this code: 12 in 2024 vs 10 in 2025 (latest complete years).