Molded article, container and a method for the molding and recycling thereof
US-2019315018-A1 · Oct 17, 2019 · US
Polymers of vinyl acetate, e.g. PVAc, i.e. polyvinyl acetate
Polymers of vinyl acetate, e.g. PVAc, i.e. polyvinyl acetate · 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 | B29K2031/04 |
| Official title | {Polymers of vinyl acetate, e.g. PVAc, i.e. polyvinyl acetate} |
| Display label | Polymers of vinyl acetate, e.g. PVAc, i.e. polyvinyl acetate |
| Total patents | 136 |
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 | 5 |
| 2016 | 16 |
| 2017 | 13 |
| 2018 | 20 |
| 2019 | 20 |
| 2020 | 17 |
| 2021 | 15 |
| 2022 | 11 |
| 2023 | 6 |
| 2024 | 8 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of making a retort container
US-10399139-B2 · Sep 3, 2019 · US
Method of manufacturing an immunochromatographic kit
US-10384300-B2 · Aug 20, 2019 · US
Hybrid material post-cmp brushes and methods for forming the same
US-2019090624-A1 · Mar 28, 2019 · US
Conductive polymer dispersion, conductive film and method of manufacturing the same, and antistatic container and method of manufacturing the same
US-2019048210-A1 · Feb 14, 2019 · US
High tg monolithic poly(vinyl acetal) sheet
US-2019016096-A1 · Jan 17, 2019 · US
Phantom production tool
US-10144154-B2 · Dec 4, 2018 · US
Method For Producing Films Based On Plasticized Polyvinyl Acetal Having A Predefined Viscosity
US-2018326638-A1 · Nov 15, 2018 · US
Poly(vinyl acetal) resin compositions, layers, and interlayers having enhanced optical properties
US-10124563-B2 · Nov 13, 2018 · US
Apparatuses and methods for seaming substrates
US-10123911-B2 · Nov 13, 2018 · US
Apparatuses and methods for seaming substrates
US-10123910-B2 · Nov 13, 2018 · US
High Tg monolithic poly(vinyl acetal) sheet
US-10086590-B2 · Oct 2, 2018 · US
Expansion device and molding system
US-2018272578-A1 · Sep 27, 2018 · US
Interlayer for laminated glass, and laminated glass
US-2018272661-A1 · Sep 27, 2018 · US
Expansion device, three-dimensional image forming system, method of expanding thermally expandable sheet, and computer readable storage medium
US-2018272777-A1 · Sep 27, 2018 · US
Interlayer film for laminated glass and laminated glass
US-2018264785-A1 · Sep 20, 2018 · US
Interlayer for laminated glass and laminated glass
US-2018264786-A1 · Sep 20, 2018 · US
Monofilament-reinforced hollow fiber membrane with scalloped lumen
US-10046281-B2 · Aug 14, 2018 · US
Multilayer film and interlayer film for laminated glass therefrom
US-10016959-B2 · Jul 10, 2018 · US
Masterbatch containing decorative additive
US-9981462-B2 · May 29, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29K2031/04?
- CPC B29K2031/04 is the Cooperative Patent Classification code for “Polymers of vinyl acetate, e.g. PVAc, i.e. polyvinyl acetate.”
- How many patents are filed under CPC B29K2031/04 (Polymers of vinyl acetate, e.g. PVAc, i.e. polyvinyl acetate)?
- Our database includes 136 publications tagged with this CPC code.
- Is patent activity under CPC B29K2031/04 growing?
- Publication counts under this code: 8 in 2024 vs 5 in 2025 (latest complete years).