B01D 2323/64
Use of a temporary support
B01D2323/64 (Use of a temporary support) appears on 18 US grants and 45 published applications in this corpus.
Search patents in B01D- Granted patents
- 18
- Published applications
- 45
- Assignees
- 42
- Inventors
- 124
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 3 |
| 2017 | 0 | 4 |
| 2018 | 2 | 1 |
| 2019 | 2 | 3 |
| 2020 | 1 | 5 |
| 2021 | 1 | 3 |
| 2022 | 1 | 2 |
| 2023 | 2 | 8 |
| 2024 | 4 | 5 |
| 2025 | 2 | 3 |
| 2026 | 1 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Permselective membrane and process for producing the same7US 5,011,518 AMatsushita Electric Industrial Co., Ltd. · 1991
- Ultra-thin polymer film and porous ultra-thin polymer film1US 10,858,490 B2Nanotheta Co, Ltd. · 2020
- Graphene membrane filter for gas separation1US 11,559,772 B2Gaznat SA · 2023
- Method for producing filter molded article1US 9,968,890 B2Kotobuki Tsushou Co., Ltd. · 2018