B01D 39/06
Inorganic material
Official title: Inorganic material, e.g. asbestos fibres, glass beads or fibres
B01D39/06 (Inorganic material) appears on 254 US grants and 326 published applications in this corpus.
Search patents in B01D- Granted patents
- 254
- Published applications
- 326
- Assignees
- 253
- Inventors
- 716
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 7 |
| 2003 | 5 | 6 |
| 2004 | 7 | 10 |
| 2005 | 4 | 7 |
| 2006 | 2 | 3 |
| 2007 | 3 | 2 |
| 2008 | 7 | 9 |
| 2009 | 5 | 10 |
| 2010 | 4 | 12 |
| 2011 | 4 | 14 |
| 2012 | 5 | 14 |
| 2013 | 8 | 8 |
| 2014 | 3 | 7 |
| 2015 | 6 | 7 |
| 2016 | 7 | 11 |
| 2017 | 5 | 8 |
| 2018 | 4 | 19 |
| 2019 | 12 | 18 |
| 2020 | 13 | 29 |
| 2021 | 13 | 18 |
| 2022 | 16 | 35 |
| 2023 | 17 | 20 |
| 2024 | 9 | 28 |
| 2025 | 14 | 19 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Formulations and processes for treating water from impacted sources25 Aug 2026US 12,714,991 B2Brown University
- Method and system for producing refined hydrocarbons from waste plastics23 Jun 2026US 12,662,638 B2SK Innovation Co., Ltd.
- Filtration device and water filtration pitcher comprising the same13 Jan 2026US 12,521,650 B2King's Flair Innovative Marketing Limited
- Water filter14 Oct 2025US 12,440,786 B2Karofi R&D Company Limited
- Sorbent indoor air purifier30 Sep 2025US 12,427,456 B2
- Purification of capsular polysaccharides13 Aug 2026US 2026/0234293 A1Vaxcyte, Inc.
- Cartridge and method for cleaning water lines of an appliance25 Jun 2026US 2026/0176167 A1Electrolux Home Products, Inc.
- Filtration system14 May 2026US 2026/0131263 A2The Pennington School
- System and Method for Concentrating Gas30 Apr 2026US 2026/0115652 A1Ventec Life Systems, Inc.
- Sorbent indoor air purifier25 Dec 2025US 2025/0387737 A1
Most cited
By later US patents
- Ceramic spheroids having low density and high crush resistance139US 4,632,876 AMinnesota Mining and Manufacturing Company · 1986
- Nanofiber packed beds having enhanced fluid flow characteristics88US 5,800,706 AHyperion Catalysis International, Inc. · 1998
- Solid-liquid separating filter medium for sewage, waste water, etc81US 5,942,113 A1999
- Filtering media for controlling the flow of sand during oil well operations75US 4,821,800 ASherritt Gordon Mines Limited · 1989
- Nanosize electropositive fibrous adsorbent64US 6,838,005 B22005