B01D 2325/24
Mechanical properties
Official title: Mechanical properties, e.g. strength
B01D2325/24 (Mechanical properties) appears on 370 US grants and 608 published applications in this corpus.
Search patents in B01D- Granted patents
- 370
- Published applications
- 608
- Assignees
- 312
- Inventors
- 1,517
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 3 |
| 2003 | 3 | 4 |
| 2004 | 3 | 7 |
| 2005 | 3 | 18 |
| 2006 | 4 | 23 |
| 2007 | 5 | 14 |
| 2008 | 19 | 21 |
| 2009 | 6 | 32 |
| 2010 | 9 | 19 |
| 2011 | 13 | 17 |
| 2012 | 14 | 19 |
| 2013 | 14 | 21 |
| 2014 | 16 | 19 |
| 2015 | 10 | 27 |
| 2016 | 10 | 29 |
| 2017 | 19 | 27 |
| 2018 | 16 | 22 |
| 2019 | 18 | 36 |
| 2020 | 22 | 48 |
| 2021 | 43 | 44 |
| 2022 | 25 | 23 |
| 2023 | 11 | 35 |
| 2024 | 20 | 34 |
| 2025 | 19 | 40 |
| 2026 | 26 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hollow fiber microporous membrane, and gas separation membrane module with same built thereinto6 Oct 2026US 12,752,243 B2Toray Industries, Inc.
- Cross-linkable polymer compositions and applications thereof8 Sep 2026US 12,729,261 B2Notark Corporation
- Cation exchange membrane and method for producing same1 Sep 2026US 12,722,125 B2Astom Corporation
- Gas separation membrane, and preparation method therefor and use thereof25 Aug 2026US 12,714,972 B2Changshu 3F Zhonghao New Chemical Materials Co., Ltd.
- Composite semipermeable membrane, spiral membrane element, water treatment system, and water treatment method18 Aug 2026US 12,708,880 B2Nitto Denko Corporation
- Composite separator for gas separation24 Sep 2026US 2026/0284586 A1SK ie technology Co., Ltd.
- Separation functional layer and separation membrane10 Sep 2026US 2026/0264001 A1Nitto Denko Corporation
- Gas purification method10 Sep 2026US 2026/0264002 A1Shenyang Starlight New Materials Co., Ltd.
- Ceramic cation exchange materials13 Aug 2026US 2026/0233171 A1Membrion, Inc.
- Polyolefin microporous membrane13 Aug 2026US 2026/0233173 A1Teijin Limited
Most cited
By later US patents
- Porous microfabricated polymer membrane structures460US 5,807,406 ABaxter International Inc. · 1998
- Porous PTFE materials and articles produced therefrom267US 7,306,729 B2Gore Enterprise Holdings, Inc. · 2007
- Modified membranes85US 7,300,022 B2Siemens Water Technologies Corp. · 2007
- Porous polyvinylidene fluoride resin film and process for producing the same79US 6,299,773 B1Asahi Kasei Kogyo Kabushiki Kaisha · 2001
- Shutdown, trilayer battery separator68US 5,691,077 AHoechst Celanese Corporation · 1997