B29K 2225/04
Polymers of styrene
Official title: {Polymers of styrene}
B29K2225/04 (Polymers of styrene) appears on 6 US grants and 13 published applications in this corpus.
Search patents in B29K- Granted patents
- 6
- Published applications
- 13
- Assignees
- 12
- Inventors
- 26
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for producing solid foam, product and use20 Jan 2026US 12,528,231 B2Woamy Oy
- Monofilament-reinforced hollow fiber membrane with scalloped lumen11 Aug 2020US 10,737,223 B2Lotte Chemical Corporation
- Monofilament-reinforced hollow fiber membrane with scalloped lumen14 Aug 2018US 10,046,281 B2Lotte Chemical Corporation
- Composite ribbed expanded polystyrene pallet and manufacturing method thereof13 Feb 2018US 9,889,587 B2Suzhou Kingpak Technology Co., Ltd.
- Monofilament-reinforced hollow fiber membrane7 Feb 2017US 9,561,475 B2Lotte Chemical Corporation
- Automotive protective mat and method for manufacturing automotive protective mat15 May 2025US 2025/0153627 A1Guangzhou Dingdian Technology Co., Ltd.
- Method of producing stretch-blow-molded article, resin composition, method of producing the resin composition, pellets and method of producing the pellets24 Oct 2024US 2024/0351265 A1Canon Kabushiki Kaisha
- Stretch blow-molded article and method for producing stretch blow-molded article12 Sep 2024US 2024/0300161 A1Canon Kabushiki Kaisha
- Method and apparatus for producing solid foam, product and use9 Nov 2023US 2023/0356435 A1Woamy Oy
- Method of manufacturing polymer composites comprising agro-waste particles4 Jul 2019US 2019/0202100 A1Royal Commission Yanbu Colleges & Institutes
Most cited
By later US patents