Polymer hard coat and methods of preparation
US-10510985-B2 · Dec 17, 2019 · US
Homopolymers or copolymers of acrylamide or methacrylamide
Homopolymers or copolymers of acrylamide or methacrylamide · 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 | C08J2433/26 |
| Official title | Homopolymers or copolymers of acrylamide or methacrylamide |
| Display label | Homopolymers or copolymers of acrylamide or methacrylamide |
| Total patents | 175 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 17 |
| 2017 | 16 |
| 2018 | 17 |
| 2019 | 18 |
| 2020 | 22 |
| 2021 | 12 |
| 2022 | 20 |
| 2023 | 7 |
| 2024 | 12 |
| 2025 | 19 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Conductive film
US-10434748-B2 · Oct 8, 2019 · US
One-pot synthesis of highly mechanical and recoverable double-network hydrogels
US-10336896-B2 · Jul 2, 2019 · US
Multifunctional microcarriers with thermo-responsive biomaterial coating and use thereof
US-2018355121-A1 · Dec 13, 2018 · US
Silicone hydrogel lenses with water-rich surfaces
US-10131815-B2 · Nov 20, 2018 · US
Cellulose ether compositions with improved workability for use in gypsum smoothing mortar and joint filler applications
US-2018319941-A1 · Nov 8, 2018 · US
Thermoplastic resin composition
US-10100190-B2 · Oct 16, 2018 · US
Gasket
US-2018266565-A1 · Sep 20, 2018 · US
Conductive film
US-2018257336-A1 · Sep 13, 2018 · US
Hydrogel compositions bonded to polymeric substrates
US-2018236124-A1 · Aug 23, 2018 · US
Latex composition for dip molding and molded article manufactured therefrom
US-2018230297-A1 · Aug 16, 2018 · US
Load-bearing member surface treatment
US-2018215946-A1 · Aug 2, 2018 · US
Method of producing ultra-low density fiber composite materials
US-9994712-B2 · Jun 12, 2018 · US
Antifouling Polymeric Coating Compositions
US-2018147326-A1 · May 31, 2018 · US
Surface modification method and surface-modified elastic body
US-9982105-B2 · May 29, 2018 · US
Separator for electrochemical device and electrochemical device including the separator
US-9985260-B2 · May 29, 2018 · US
Secondary-battery porous membrane composition, secondary-battery porous membrane and secondary battery
US-9917287-B2 · Mar 13, 2018 · US
Microspheres
US-9902829-B2 · Feb 27, 2018 · US
Silicone hydrogel lenses with water-rich surfaces
US-2018044549-A1 · Feb 15, 2018 · US
Hard coat laminate film
US-2018009959-A1 · Jan 11, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08J2433/26?
- CPC C08J2433/26 is the Cooperative Patent Classification code for “Homopolymers or copolymers of acrylamide or methacrylamide.”
- How many patents are filed under CPC C08J2433/26 (Homopolymers or copolymers of acrylamide or methacrylamide)?
- Our database includes 175 publications tagged with this CPC code.
- Is patent activity under CPC C08J2433/26 growing?
- Publication counts under this code: 12 in 2024 vs 19 in 2025 (latest complete years).