Curable composition and cured product
US-2018273656-A1 · Sep 27, 2018 · US
Acrylamide; Methacrylamide
Acrylamide; 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 | C08F20/56 |
| Official title | Acrylamide; Methacrylamide |
| Display label | Acrylamide; Methacrylamide |
| Total patents | 281 |
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 | 19 |
| 2016 | 20 |
| 2017 | 19 |
| 2018 | 24 |
| 2019 | 35 |
| 2020 | 45 |
| 2021 | 32 |
| 2022 | 30 |
| 2023 | 26 |
| 2024 | 16 |
| 2025 | 11 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydrogels with Improved Mechanical Properties Below Water Freezing Temperature
US-2018244858-A1 · Aug 30, 2018 · US
CO2 abating latex coating composition
US-9822265-B2 · Nov 21, 2017 · US
Curable resin composition, polarizing film and method for manufacture thereof, optical film, and image display device
US-2017306197-A1 · Oct 26, 2017 · US
Method of manufacturing electrophoretic particle, electrophoretic particle, electrophoretic dispersion, electrophoretic sheet, electrophoretic device, and electronic apparatus
US-9798215-B2 · Oct 24, 2017 · US
Native ligation process
US-9796758-B2 · Oct 24, 2017 · US
Method for preparing an aqueous acrylamide solution having a low acrylic acid concentration
US-2017283840-A1 · Oct 5, 2017 · US
Polymer including phthalocyanine structure, method for producing the polymer, pigment composition, pigment dispersion, and toner
US-9777087-B2 · Oct 3, 2017 · US
Copolymers useful as water clarifiers and for water-oil separation
US-2017275536-A1 · Sep 28, 2017 · US
Positive-type resist composition, method for forming resist pattern, photo-reactive quencher, and polymeric compound
US-9766541-B2 · Sep 19, 2017 · US
Solidifying composition for paper and cardboard
US-2017233950-A1 · Aug 17, 2017 · US
Process for producing polymers
US-9732174-B2 · Aug 15, 2017 · US
Microdroplet or microparticle with Janus or core-shell internal morphology fabricated from N-isopropylacrylamide
US-9718904-B2 · Aug 1, 2017 · US
Nano-coating material, method for manufacturing same, coating agent, functional material, and method for manufacturing same
US-2017214047-A1 · Jul 27, 2017 · US
Polymer particles
US-9688788-B2 · Jun 27, 2017 · US
Compositions and methods for pattern treatment
US-9684241-B2 · Jun 20, 2017 · US
Reaction products of acrylamide polymers and methods for use thereof as relative permeability modifiers
US-9644130-B2 · May 9, 2017 · US
Methods for Increasing Retention and Drainage in Papermaking Processes
US-2017081801-A1 · Mar 23, 2017 · US
Polymeric microparticles as filtration and/or clarifying aids in phosphoric acid production
US-2017057822-A1 · Mar 2, 2017 · US
Composition and organic film transistor using the same
US-2017044287-A1 · Feb 16, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F20/56?
- CPC C08F20/56 is the Cooperative Patent Classification code for “Acrylamide; Methacrylamide.”
- How many patents are filed under CPC C08F20/56 (Acrylamide; Methacrylamide)?
- Our database includes 281 publications tagged with this CPC code.
- Is patent activity under CPC C08F20/56 growing?
- Publication counts under this code: 16 in 2024 vs 11 in 2025 (latest complete years).