B01D 39/1692
Other shaped material
Official title: {Other shaped material, e.g. perforated or porous sheets}
B01D39/1692 (Other shaped material) appears on 492 US grants and 621 published applications in this corpus.
Search patents in B01D- Granted patents
- 492
- Published applications
- 621
- Assignees
- 354
- Inventors
- 1,389
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 14 | 0 |
| 1996 | 9 | 0 |
| 1997 | 11 | 0 |
| 1998 | 16 | 0 |
| 1999 | 22 | 0 |
| 2000 | 15 | 0 |
| 2001 | 11 | 8 |
| 2002 | 20 | 21 |
| 2003 | 15 | 17 |
| 2004 | 13 | 8 |
| 2005 | 11 | 11 |
| 2006 | 9 | 7 |
| 2007 | 2 | 9 |
| 2008 | 4 | 9 |
| 2009 | 7 | 11 |
| 2010 | 3 | 26 |
| 2011 | 9 | 19 |
| 2012 | 11 | 10 |
| 2013 | 6 | 21 |
| 2014 | 12 | 21 |
| 2015 | 14 | 22 |
| 2016 | 20 | 31 |
| 2017 | 11 | 15 |
| 2018 | 7 | 22 |
| 2019 | 20 | 27 |
| 2020 | 20 | 31 |
| 2021 | 27 | 60 |
| 2022 | 20 | 55 |
| 2023 | 24 | 64 |
| 2024 | 32 | 38 |
| 2025 | 28 | 32 |
| 2026 | 22 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oil and fuel collector25 Aug 2026US 12,714,951 B2Manvers Engineering Limited
- Anti-microbial filter18 Aug 2026US 12,708,690 B2Acell Industries Limited
- Surface-treated porous materials having filtration properties and methods of preparing them18 Aug 2026US 12,708,879 B2Aculon, Inc.
- Air filter medium, filter pack, air filter unit, and method for producing the same14 Jul 2026US 12,678,723 B2Daikin Industries, Ltd.
- Liquid chemical and method for producing liquid chemical9 Jun 2026US 12,650,647 B2FUJIFILM Corporation
- Filtering device and reaction vessel and method for manufacturing aqueous slurry using the same8 Oct 2026US 2026/0306972 A1Umicore Battery Materials Finland Oy
- Liquid chemical and method for producing liquid chemical3 Sep 2026US 2026/0259503 A1FUJIFILM Corporation
- Foreign substance capture kit for collecting foreign substances in electrode active material27 Aug 2026US 2026/0249214 A1LG Energy Solution, Ltd.
- Purification of capsular polysaccharides13 Aug 2026US 2026/0234293 A1Vaxcyte, Inc.
- Ionic Personal Exhalant Filter30 Jul 2026US 2026/0215495 A1Philter Labs, Inc.
Most cited
By later US patents
- Medical article having fluid control film323US 6,420,622 B13M Innovative Properties Company · 2002
- Porous PTFE materials and articles produced therefrom267US 7,306,729 B2Gore Enterprise Holdings, Inc. · 2007
- Porpous PTFE film and a manufacturing method therefor264US 5,476,589 AW. L. Gore & Associates, Inc. · 1995
- Membrane filter and a method of manufacturing the same as well as a membrane218US 5,753,014 A1998
- Strong, air permeable membranes of polytetrafluoroethylene209US 5,814,405 AW. L. Gore & Associates, Inc. · 1998