Polyanilines and methods thereof
US-11970577-B2 · Apr 30, 2024 · US
Polyamines
Polyamines · 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 | C08J2379/02 |
| Official title | Polyamines |
| Display label | Polyamines |
| Total patents | 267 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 21 |
| 2017 | 25 |
| 2018 | 16 |
| 2019 | 25 |
| 2020 | 34 |
| 2021 | 18 |
| 2022 | 27 |
| 2023 | 34 |
| 2024 | 28 |
| 2025 | 16 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of preparing benzoxazine-thiol polymers films
US-9840591-B2 · Dec 12, 2017 · US
Halogen-free resin composition and uses thereof
US-9840620-B2 · Dec 12, 2017 · US
In situ-forming of dendrimer hydrogels using michael-addition reaction
US-2017313828-A1 · Nov 2, 2017 · US
Catecholamine-based versatility film and a preparation method thereof
US-9783837-B2 · Oct 10, 2017 · US
Polymer containing aldehyde groups, reaction and crosslinking of this polymer, crosslinked polymer, and electroluminescent device comprising this polymer
US-9728724-B2 · Aug 8, 2017 · US
Trifunctional benzoxazine
US-9714322-B2 · Jul 25, 2017 · US
Urea composition and method for producing same
US-2017190632-A1 · Jul 6, 2017 · US
Method of curing thermosetting resin composition, thermosetting resin composition, and prepreg, metal-clad laminate, resin sheet, printed-wiring board, and sealing material in which thermosetting resin composition is used
US-2017190875-A1 · Jul 6, 2017 · US
Tannin-modified porous material and methods of making same
US-2017166720-A1 · Jun 15, 2017 · US
Nanoparticle dispersion, compositions containing the same, and articles made therefrom
US-9676911-B2 · Jun 13, 2017 · US
Macroporous omniphilic sponges
US-2017145179-A1 · May 25, 2017 · US
Binders
US-2017130002-A1 · May 11, 2017 · US
Method of curing thermosetting resin composition, thermosetting resin composition, and prepreg, metal-clad laminate, resin sheet, printed-wiring board, and sealing material in which thermosetting resin composition is used
US-9637598-B2 · May 2, 2017 · US
Methods of selective cell attachment/detachment, cell patternization and cell harvesting by means of near infrared rays
US-2017073627-A1 · Mar 16, 2017 · US
Emulsion-derived particles
US-9574054-B2 · Feb 21, 2017 · US
Methods of preparing polyelectrolyte complex nanoparticles
US-2017042829-A1 · Feb 16, 2017 · US
Periodic structured organic films
US-9567425-B2 · Feb 14, 2017 · US
Systems and methods for composite radius fillers
US-2017029579-A1 · Feb 2, 2017 · US
Organo-amine acid gas adsorption-desorption polymers, processes for preparing same, and uses thereof
US-9533248-B2 · Jan 3, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08J2379/02?
- CPC C08J2379/02 is the Cooperative Patent Classification code for “Polyamines.”
- How many patents are filed under CPC C08J2379/02 (Polyamines)?
- Our database includes 267 publications tagged with this CPC code.
- Is patent activity under CPC C08J2379/02 growing?
- Publication counts under this code: 28 in 2024 vs 16 in 2025 (latest complete years).