D10B 2505/04
Filters
D10B2505/04 (Filters) appears on 202 US grants and 377 published applications in this corpus.
Search patents in D10B- Granted patents
- 202
- Published applications
- 377
- Assignees
- 244
- Inventors
- 880
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 4 |
| 2009 | 2 | 3 |
| 2010 | 2 | 5 |
| 2011 | 4 | 4 |
| 2012 | 3 | 5 |
| 2013 | 3 | 10 |
| 2014 | 1 | 5 |
| 2015 | 1 | 17 |
| 2016 | 5 | 17 |
| 2017 | 9 | 26 |
| 2018 | 13 | 18 |
| 2019 | 14 | 33 |
| 2020 | 13 | 19 |
| 2021 | 12 | 34 |
| 2022 | 8 | 36 |
| 2023 | 17 | 43 |
| 2024 | 20 | 42 |
| 2025 | 21 | 31 |
| 2026 | 24 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-performance fabric for water/diesel separating filters22 Sep 2026US 12,741,236 B2Saati S.P.A.
- Honeycomb structure and method for manufacturing same18 Aug 2026US 12,709,829 B2Tohoku University
- Structured filter material for nicotine delivery products4 Aug 2026US 12,696,929 B2delfortgroup AG
- Electrospinning alignment apparatus21 Jul 2026US 12,686,952 B2Idklab Inc.
- Filter material for air filter and method for producing filter material14 Jul 2026US 12,678,724 B2Hokuetsu Corporation
- Electrospun silicone elastomer nonwoven fabric17 Sep 2026US 2026/0275596 A1Wacker Chemie AG
- Fabrication of membranes via combined evaporation and precipitant induced phase separation10 Sep 2026US 2026/0264022 A1Sartorius Stedim Biotech GmbH
- Ultrafast water flux through hot-pressed solution blown spun nanofiber-based thin film composite membranes for forward osmosis23 Jul 2026US 2026/0208117 A1Qatar University
- Recombinant polypeptide23 Jul 2026US 2026/0209287 A1Humble Bee Limited
- Water-Holding Fabric, Filter, Humidifier and Method for Manufacturing Water-Holding Fabric23 Jul 2026US 2026/0210005 A1Shenzhen Chenbei Technology Co., Ltd.
Most cited
By later US patents
- Tufted fibrous web1,198US 7,682,686 B2The Procter & Gamble Company · 2010
- Three-dimensional marquisette style knitted fabric123US 6,477,865 B1Asahi Doken Kabushiki Kaisha · 2002
- Stitch knitted filters for high temperature fluids and method of making them85US 4,181,514 AHuyck Corporation · 1980
- Textile spacer material, of variable thickness, production process and uses for it60US 5,589,245 ATecnit-Technische Textilien und Systeme GmbH · 1996
- Netlike sheet and method for producing multilayer yarn for producing the same49US 4,980,227 ADiaTex, Inc. · 1990