Method for making embedded hydrogel contact lenses
US-2025306246-A1 · Oct 2, 2025 · US
Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate
Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B29K2633/08 |
| Official title | {Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate} |
| Display label | Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate |
| Total patents | 35 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 6 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for making embedded hydrogel contact lenses
US-12360289-B2 · Jul 15, 2025 · US
Embedded hydrogel contact lenses
US-12194699-B2 · Jan 14, 2025 · US
Method for making embedded hydrogel contact lenses
US-12194698-B2 · Jan 14, 2025 · US
Method and device for manufacturing artificial marble having stripe pattern
US-12128588-B2 · Oct 29, 2024 · US
Method for making photochromic contact lenses
US-11833771-B2 · Dec 5, 2023 · US
Method and device for manufacturing artificial marble having stripe pattern
US-2023202078-A1 · Jun 29, 2023 · US
Blow molding method, composite preform, composite container, inner label member, and plastic member
US-11685098-B2 · Jun 27, 2023 · US
Method and device for manufacturing artificial marble having stripe pattern
US-11623373-B2 · Apr 11, 2023 · US
Blow molding method, composite preform, composite container, inner label member, and plastic member
US-11613063-B2 · Mar 28, 2023 · US
Method for making photochromic contact lenses
US-2022339895-A1 · Oct 27, 2022 · US
Method for making embedded hydrogel contact lenses
US-2022326412-A1 · Oct 13, 2022 · US
Embedded hydrogel contact lenses
US-2022324187-A1 · Oct 13, 2022 · US
Method for making embedded hydrogel contact lenses
US-2022305747-A1 · Sep 29, 2022 · US
Method of producing laminated structure
US-11331891-B2 · May 17, 2022 · US
Blow molding method, composite preform, composite container, inner label member, and plastic member
US-2022118673-A1 · Apr 21, 2022 · US
Composite container, inner label and plastic member
US-11247381-B2 · Feb 15, 2022 · US
Resin composition for a polarizer protective film, a polarizer protective film, a polarizing plate including the same, and a preparation method of a polarizing plate
US-11125918-B2 · Sep 21, 2021 · US
Blow molding method, composite preform, composite container, inner label member, and plastic member
US-2021086432-A1 · Mar 25, 2021 · US
Blow molding method, composite preform, composite container, inner label member, and plastic member
US-2021086431-A1 · Mar 25, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29K2633/08?
- CPC B29K2633/08 is the Cooperative Patent Classification code for “Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate.”
- How many patents are filed under CPC B29K2633/08 (Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate)?
- Our database includes 35 publications tagged with this CPC code.
- Is patent activity under CPC B29K2633/08 growing?
- Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).