E03C 2001/1206
Pipes with specific features for influencing flow characteristics
Official title: {Pipes with specific features for influencing flow characteristics}
E03C2001/1206 (Pipes with specific features for influencing flow characteristics) appears on 20 US grants and 22 published applications in this corpus.
Search patents in E03C- Granted patents
- 20
- Published applications
- 22
- Assignees
- 13
- Inventors
- 37
- Latest grant
- 25 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 2 | 4 |
| 2020 | 3 | 3 |
| 2021 | 4 | 0 |
| 2022 | 2 | 2 |
| 2023 | 2 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Flowrate-increasing drain head and drain valve28 May 2026US 2026/0146426 A1Zhongshan Meitu Plastic Ind. Co., Ltd.
- Flowrate-increasing drain valve28 May 2026US 2026/0146428 A1Zhongshan Meitu Plastic Ind. Co., Ltd.
- Flushing device and a toilet flushing system27 Feb 2025US 2025/0067039 A1Kohler (China) Investment Co., Ltd.
- Effluent dispenser system7 Mar 2024US 2024/0076863 A1Kuwait University
- Shower system18 Jan 2024US 2024/0019047 A1Kohler Co.
Most cited
By later US patents
- Accelerated drain apparatus and method for walk-in bathtub7US 10,655,309 B12020
- Plumbing apparatus2US 10,190,296 B2McAlpine & Company Limited · 2019
- Toilet2US 11,085,180 B2Zhejiang IKAHE Sanitary Ware Co., Ltd · 2021
- Shower system2US 11,306,846 B2Kohler Co. · 2022
- P-trap drainage device2US 7,472,435 B22009