B01D 2325/0214
Tapered pores
B01D2325/0214 (Tapered pores) appears on 23 US grants and 45 published applications in this corpus.
Search patents in B01D- Granted patents
- 23
- Published applications
- 45
- Assignees
- 29
- Inventors
- 135
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 0 | 4 |
| 2015 | 3 | 5 |
| 2016 | 1 | 3 |
| 2017 | 5 | 1 |
| 2018 | 1 | 3 |
| 2019 | 0 | 0 |
| 2020 | 1 | 5 |
| 2021 | 1 | 3 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 2 |
| 2025 | 1 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Collecting filter and method for manufacturing transparent conducting film using the same11 Aug 2026US 12,702,956 B2Denso Corporation
- Systems, methods, and devices for removing circulating tumor cells from blood13 Jan 2026US 12,521,477 B2Onco Filtration, Inc.
- Filter apparatus for semiconductor device fabrication process18 Mar 2025US 12,251,786 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Systems, methods, and devices for removing circulating tumor cells from blood21 Mar 2023US 11,607,480 B2Onco Filtration, Inc.
- Hollow fiber membrane for filtration of liquids26 Jul 2022US 11,395,992 B2Pak Vitae (Private) Limited
- Membrane for a vibrating mesh module9 Jul 2026US 2026/0192060 A1Philip Morris Products S. A.
- Systems, Methods, and Devices for Removing Circulating Tumor Cells from Blood14 May 2026US 2026/0131063 A1Onco Filtration, Inc.
- Hollow fiber membrane and plasmapheresis method5 Feb 2026US 2026/0034516 A1Toyobo Co., Ltd.
- A method of fabricating nanopores6 Feb 2025US 2025/0042726 A1The Australian National University
- Nanofiber based oil-water separation and purification material having a shifted inclined-hole structure and preparation method thereof26 Dec 2024US 2024/0424449 A1Jiaxing Frebang New Material Technology Co., Ltd
Most cited
By later US patents
- Methods, compositions, and automated systems for separating rare cells from fluid samples163US 7,166,443 B2Aviva Biosciences Corporation · 2007
- Reactive ion etching method of fabricating nozzles for aerosolized delivery of therapeutic or diagnostic agents40US 6,295,986 B1Aradigm Corporation · 2001
- Methods and compositions for detecting non-hematopoietic cells from a blood sample24US 9,556,485 B2Aviva Biosciences Corporation · 2017
- Methods of forming and using porous structures for energy efficient separation of light gases by capillary condensation18US 6,039,792 ARegents of the University of California and BP Amoco Corporation · 2000
- Method of making membrane-type filter and product thereof17US 4,964,992 A1990