B01D 69/081
Characterised by the fibre diameter
Official title: {characterised by the fibre diameter}
B01D69/081 (Characterised by the fibre diameter) appears on 111 US grants and 161 published applications in this corpus.
Search patents in B01D- Granted patents
- 111
- Published applications
- 161
- Assignees
- 101
- Inventors
- 424
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 0 | 5 |
| 2011 | 1 | 4 |
| 2012 | 2 | 1 |
| 2013 | 3 | 4 |
| 2014 | 2 | 3 |
| 2015 | 1 | 4 |
| 2016 | 1 | 12 |
| 2017 | 3 | 11 |
| 2018 | 6 | 11 |
| 2019 | 10 | 16 |
| 2020 | 9 | 23 |
| 2021 | 17 | 12 |
| 2022 | 12 | 7 |
| 2023 | 13 | 10 |
| 2024 | 7 | 11 |
| 2025 | 4 | 10 |
| 2026 | 6 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Palladium-based membrane25 Aug 2026US 12,715,767 B2National University of Singapore
- Device for cutting hollow fiber membranes30 Jun 2026US 12,667,811 B2Gambro Lundia AB
- Filtration device23 Jun 2026US 12,661,618 B2Gambro Lundia AB
- Virus removal membrane and method for manufacturing virus removal membrane5 May 2026US 12,616,940 B2Asahi Kasei Life Science Corporation
- Process for manufacturing a sterilizing filter31 Mar 2026US 12,589,358 B2Gambro Lundia AB
- Systems for catalytically removing per- and polyfluoroalkyl substances from a fluid and related methods1 Oct 2026US 2026/0296939 A1Arizona Board of Regents on behalf of Arizona State University
- Porous hollow fiber membrane and blood purification module24 Sep 2026US 2026/0284607 A1Toray Industries, Inc.
- Dual-layer hollow fibre membrane27 Aug 2026US 2026/0249249 A1Divigas Pet Ltd
- Carbon molecular sieve membranes, methods of manufacturing, and use thereof13 Aug 2026US 2026/0233168 A1Dow Global Technologies LLC
- Carbon molecular sieve membranes, methods of manufacturing, and use thereof13 Aug 2026US 2026/0233172 A1Dow Global Technologies LLC
Most cited
By later US patents
- Porous polyvinylidene fluoride resin film and process for producing the same79US 6,299,773 B1Asahi Kasei Kogyo Kabushiki Kaisha · 2001
- Thermoelectric integrated membrane evaporation system52US 4,316,774 AUnited Technologies Corporation · 1982
- Hollow fibres29US 4,056,467 ARhone-Poulenc Inc. · 1977
- Cellulose acetate hollow fiber and method for making same27US 4,276,173 ACordis Dow Corp. · 1981
- Extrusion head for forming polymeric hollow fiber27US 5,318,417 A1994