F04D 29/002
Especially adapted for elastic fluid pumps
Official title: {especially adapted for elastic fluid pumps}
F04D29/002 (Especially adapted for elastic fluid pumps) appears on 65 US grants and 103 published applications in this corpus.
Search patents in F04D- Granted patents
- 65
- Published applications
- 103
- Assignees
- 67
- Inventors
- 208
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 5 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 3 | 2 |
| 2017 | 0 | 2 |
| 2018 | 2 | 4 |
| 2019 | 3 | 16 |
| 2020 | 5 | 9 |
| 2021 | 8 | 14 |
| 2022 | 11 | 9 |
| 2023 | 11 | 19 |
| 2024 | 13 | 4 |
| 2025 | 5 | 5 |
| 2026 | 3 | 11 |
By publication year. 2026 runs to 8 Oct.
Recent patents
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- Fan assembly and vacuum cleaner having same2 Sep 2025US 12,402,765 B2Jiangsu Midea Cleaning Appliances Co., Ltd.
- Diversified and removable pump systems and methods for inflating and deflating inflatable objects24 Sep 2026US 2026/0286977 A1Intex Marketing Ltd.
- Diversified and removable pump systems and methods for inflating and deflating inflatable objects24 Sep 2026US 2026/0286978 A1Intex Marketing Ltd.
- Diversified and removable pump systems and methods for inflating and deflating inflatable objects24 Sep 2026US 2026/0286979 A1Intex Marketing Ltd.
- Diversified and removable pump systems and methods for inflating and deflating inflatable objects24 Sep 2026US 2026/0286980 A1Intex Marketing Ltd.
- Backpack blower21 May 2026US 2026/0139680 A1Zhejiang Sunseeker Industrial Co., Ltd.
Most cited
By later US patents
- Columnar air moving devices, systems and methods41US 9,335,061 B2Airius IP Holdings, LLC · 2016
- Columnar air moving devices, systems and methods26US 10,184,489 B2Airius IP Holdings, LLC · 2019
- Columnar air moving devices, systems and methods24US 9,970,457 B2Airius IP Holdings, LLC · 2018
- Axial blower and series-type axial blower5US 10,344,764 B2Sanyo Denki Co., Ltd. · 2019
- Portable fan5US 11,131,321 B2Super Vacuum Manufacturing Company, Inc. · 2021