Low-temperature radical polymerisation of alkoxyamines
US-10131735-B2 · Nov 20, 2018 · US
Stable Free Radical Polymerisation [SFRP]; Nitroxide Mediated Polymerisation [NMP] for, e.g. using 2,2,6,6-tetramethylpiperidine-1-oxyl [TEMPO]
Stable Free Radical Polymerisation [SFRP]; Nitroxide Mediated Polymerisation [NMP] for, e.g. using 2,2,6,6-tetramethylpiperidine-1-oxyl [TEMPO] · 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 | C08F2438/02 |
| Official title | Stable Free Radical Polymerisation [SFRP]; Nitroxide Mediated Polymerisation [NMP] for, e.g. using 2,2,6,6-tetramethylpiperidine-1-oxyl [TEMPO] |
| Display label | Stable Free Radical Polymerisation [SFRP]; Nitroxide Mediated Polymerisation [NMP] for, e.g. using 2,2,6,6-tetramethylpiperidine-1-oxyl [TEMPO] |
| Total patents | 239 |
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 | 10 |
| 2016 | 19 |
| 2017 | 20 |
| 2018 | 22 |
| 2019 | 20 |
| 2020 | 33 |
| 2021 | 27 |
| 2022 | 25 |
| 2023 | 22 |
| 2024 | 30 |
| 2025 | 9 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Epilamization agent and epilamization method using such an epilamization agent
US-2018318872-A1 · Nov 8, 2018 · US
Polymerized ionic liquid block copolymers as battery membranes
US-10122001-B2 · Nov 6, 2018 · US
Self-extinguishing polymeric composition
US-10087297-B2 · Oct 2, 2018 · US
Use of a block polymer comprising a block of poly(3-(methacryloylamino)propyltrimethylammonium chloride) (PMAPTAC) for the neutralization of heparin
US-10052347-B2 · Aug 21, 2018 · US
Curable composition
US-2018223139-A1 · Aug 9, 2018 · US
Liquid (meth)acrylic syrup for impregnating a fibrous substrate and method for the production thereof, method for impregnating a fibrous substrate, and composite material produced after polymerisation of said pre-impregnated substrate
US-10040934-B2 · Aug 7, 2018 · US
Segment copolymer for making icephobic coatings
US-2018215849-A1 · Aug 2, 2018 · US
Controlled Architecture Polymerization with Photoinitiator Groups in Backbone
US-2018112021-A1 · Apr 26, 2018 · US
Fluoropolymers and membranes comprising fluoropolymers (i)
US-2018043313-A1 · Feb 15, 2018 · US
Copolymer having amphiphilic blocks, and use thereof for manufacturing polymer filtration membranes
US-9873095-B2 · Jan 23, 2018 · US
Water-soluble diblock copolymer
US-2017369623-A1 · Dec 28, 2017 · US
Water-soluble block copolymer and use thereof as a support material for 3d printing
US-2017369622-A1 · Dec 28, 2017 · US
Triblock copolymer and use therefor
US-9849186-B2 · Dec 26, 2017 · US
Low-temperature radical polymerisation of alkoxyamines
US-2017362369-A1 · Dec 21, 2017 · US
Process for the preparation of diene polymers or random vinyl arene-diene copolymers
US-2017335027-A1 · Nov 23, 2017 · US
Polymerized ionic liquid block copolymers as battery membranes
US-9806314-B2 · Oct 31, 2017 · US
Block copolymers as soil release agents in laundry processes
US-9790452-B2 · Oct 17, 2017 · US
Synthesis of hyperbranched polyacrylates by emulsion polymerizsation of inimers
US-9777082-B2 · Oct 3, 2017 · US
Polymers and use of these as dispersants
US-9701785-B2 · Jul 11, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F2438/02?
- CPC C08F2438/02 is the Cooperative Patent Classification code for “Stable Free Radical Polymerisation [SFRP]; Nitroxide Mediated Polymerisation [NMP] for, e.g. using 2,2,6,6-tetramethylpiperidine-1-oxyl [TEMPO].”
- How many patents are filed under CPC C08F2438/02 (Stable Free Radical Polymerisation [SFRP]; Nitroxide Mediated Polymerisation [NMP] for, e.g. using 2,2,6,6-tetramethylpiperidine-1-oxyl [TEMPO])?
- Our database includes 239 publications tagged with this CPC code.
- Is patent activity under CPC C08F2438/02 growing?
- Publication counts under this code: 30 in 2024 vs 9 in 2025 (latest complete years).