B01D 2323/06
Specific viscosities of materials involved
B01D2323/06 (Specific viscosities of materials involved) appears on 99 US grants and 115 published applications in this corpus.
Search patents in B01D- Granted patents
- 99
- Published applications
- 115
- Assignees
- 98
- Inventors
- 351
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 5 |
| 2004 | 2 | 1 |
| 2005 | 1 | 3 |
| 2006 | 2 | 7 |
| 2007 | 0 | 2 |
| 2008 | 5 | 5 |
| 2009 | 2 | 7 |
| 2010 | 4 | 7 |
| 2011 | 5 | 6 |
| 2012 | 1 | 1 |
| 2013 | 2 | 7 |
| 2014 | 3 | 4 |
| 2015 | 4 | 3 |
| 2016 | 4 | 5 |
| 2017 | 1 | 7 |
| 2018 | 5 | 7 |
| 2019 | 3 | 0 |
| 2020 | 7 | 7 |
| 2021 | 3 | 3 |
| 2022 | 3 | 5 |
| 2023 | 3 | 8 |
| 2024 | 3 | 6 |
| 2025 | 4 | 3 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas separation membrane, and preparation method therefor and use thereof25 Aug 2026US 12,714,972 B2Changshu 3F Zhonghao New Chemical Materials Co., Ltd.
- Hollow fiber and a process for preparation thereof21 Jul 2026US 12,685,972 B2E. & J. Gallo Winery
- Liquid composition, membrane, and product comprising membrane3 Feb 2026US 12,539,496 B2Somar Corporation
- Method for producing a polyelectrolyte complex membrane4 Nov 2025US 12,458,928 B2Dwi—Leibniz-Institut FüR Interaktive Materialien E.V.
- Microfiltration membrane21 Oct 2025US 12,447,442 B2EMD Millipore Corporation
- Hollow fiber and a process for preparation thereof10 Sep 2026US 2026/0264024 A1
- Mechanically stable ultrafiltration membrane, and method for producing same28 May 2026US 2026/0145140 A1Sartorius Stedim Biotech GmbH
- Membrane using 3d printing and its manufacturing method26 Feb 2026US 2026/0054226 A1
- Microfiltration membrane22 Jan 2026US 2026/0021450 A1EMD Millipore Corporation
- Virus-Removal Composite Membrane and Preparation Process Thereof17 Jul 2025US 2025/0229233 A1Hangzhou Cobetter Filtration Equipment Co., Ltd.
Most cited
By later US patents
- Method of making a product with a micro or nano sized structure and product158US 7,531,120 B2Aquamarijn Holding B.V. · 2009
- Paste, which can undergo screen printing for producing a porous polymer membrane for a biosensor154US 6,719,923 B2Inverness Medical Limited · 2004
- Hollow fiber microfiltration membranes and a method of making these membranes89US 6,890,435 B2Koch Membrane Systems, Inc. · 2005
- Method of coating a substrate with a metal oxide film from an aqueous solution comprising a metal cation and a polymerizable organic solvent62US 5,494,700 AThe Curators of the University of Missouri · 1996
- Composite membranes58US 5,605,628 ANorth West Water Group PLC · 1997