Radiopaque crosslinked acrylamide copolymers and uses thereof
US-2026041797-A1 · Feb 12, 2026 · US
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Particles, beads, capsules, spheres
Particles, beads, capsules, spheres · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A61K49/0476 |
| Official title | {Particles, beads, capsules, spheres} |
| Display label | Particles, beads, capsules, spheres |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 2 |
| 2023 | 2 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Radiopaque crosslinked acrylamide copolymers and uses thereof
US-2024293583-A1 · Sep 5, 2024 · US
Tailored dose of contrast agent
US-11724022-B2 · Aug 15, 2023 · US
Imageable embolic microsphere
US-11672876-B2 · Jun 13, 2023 · US
Imageable polymers
US-2021236660-A1 · Aug 5, 2021 · US
Imageable polymers
US-10925979-B2 · Feb 23, 2021 · US
Tailored dose of contrast agent
US-2020390965-A1 · Dec 17, 2020 · US
Imageable polymers
US-2020254117-A1 · Aug 13, 2020 · US
Imageable embolic microsphere
US-2020155711-A1 · May 21, 2020 · US
Imageable polymers
US-10556022-B2 · Feb 11, 2020 · US
Imageable embolic microsphere
US-2019328908-A1 · Oct 31, 2019 · US
Imageable embolic microsphere
US-10307493-B2 · Jun 4, 2019 · US
Imageable polymers
US-2019111159-A1 · Apr 18, 2019 · US
Imageable polymers
US-10098972-B2 · Oct 16, 2018 · US
Fiducial marker for use in stereotactic radiosurgery and process of production
US-10071173-B2 · Sep 11, 2018 · US
Fiducial marker for use in stereotactic radiosurgery and process of production
US-2018110884-A1 · Apr 26, 2018 · US
Imageable polymers
US-9895452-B2 · Feb 20, 2018 · US
Imageable Polymers
US-2016193367-A1 · Jul 7, 2016 · US
Imageable embolic microsphere
US-2016030602-A1 · Feb 4, 2016 · US
Imageable polymers
US-2015110722-A1 · Apr 23, 2015 · US