Continuous ultrasonic welding thermoplastic material for aerospace component repair
US-2025312981-A1 · Oct 9, 2025 · US
Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B29K2233/08 |
| 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 | 18 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 5 |
| 2021 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025312981-A1 · Oct 9, 2025 · US
US-12157782-B2 · Dec 3, 2024 · US
US-2024052535-A1 · Feb 15, 2024 · US
US-11142262-B2 · Oct 12, 2021 · US
US-10822474-B2 · Nov 3, 2020 · US
US-2020338834-A1 · Oct 29, 2020 · US
US-10737223-B2 · Aug 11, 2020 · US
US-2020148279-A1 · May 14, 2020 · US
US-10538278-B2 · Jan 21, 2020 · US
US-2019169403-A1 · Jun 6, 2019 · US
US-2019022598-A1 · Jan 24, 2019 · US
US-10126492-B2 · Nov 13, 2018 · US
US-10046281-B2 · Aug 14, 2018 · US
US-9561475-B2 · Feb 7, 2017 · US
US-9492961-B2 · Nov 15, 2016 · US
US-2016245991-A1 · Aug 25, 2016 · US
US-2016152283-A1 · Jun 2, 2016 · US
US-2016032583-A1 · Feb 4, 2016 · US