B01D 2323/28
Pore treatments
B01D2323/28 (Pore treatments) appears on 127 US grants and 174 published applications in this corpus.
Search patents in B01D- Granted patents
- 127
- Published applications
- 174
- Assignees
- 143
- Inventors
- 488
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 3 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 6 |
| 2007 | 2 | 4 |
| 2008 | 3 | 9 |
| 2009 | 2 | 12 |
| 2010 | 5 | 9 |
| 2011 | 6 | 6 |
| 2012 | 7 | 10 |
| 2013 | 8 | 6 |
| 2014 | 3 | 6 |
| 2015 | 3 | 7 |
| 2016 | 5 | 7 |
| 2017 | 3 | 7 |
| 2018 | 8 | 9 |
| 2019 | 7 | 9 |
| 2020 | 5 | 9 |
| 2021 | 5 | 11 |
| 2022 | 5 | 12 |
| 2023 | 13 | 9 |
| 2024 | 8 | 12 |
| 2025 | 7 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tetravalent boron-containing proton-exchange solid supports and methods of making and using tetravalent boron-containing proton-exchange solid supports12 May 2026US 12,626,945 B21s1 Energy, Inc.
- Ceramic nanofiltration membrane with polymers grafted into the pores and method of producing same10 Mar 2026US 12,569,816 B2Vito NV
- Ultrasonically surface modified polyethersulfone members and method of making thereof13 Jan 2026US 12,521,682 B2Thermo Fisher Bioprocessing Inc.
- Transport of liquids and solute materials in nanochannels9 Sep 2025US 12,409,453 B2Applied Thin Films, Inc.
- Rigid self-supporting MXene separation membrane and preparation method and use thereof19 Aug 2025US 12,390,771 B2Dalian University of Technology
- Ultrasonically surface modified polyethersulfone members and method of making thereof6 Aug 2026US 2026/0225042 A1
- Processing method for polyamide-based semipermeable membrane, production method and processing apparatus for semipermeable membrane element, and fluid processing method and fluid processing apparatus each using semipermeable membrane element23 Jul 2026US 2026/0208120 A1Toray Industries, Inc.
- Ceramic nanofiltration membrane with polymers grafted into the pores and method of producing same2 Jul 2026US 2026/0183722 A1Vito NV
- Nanofiltration Membrane for Precise Solute-Solute Separation20 Nov 2025US 2025/0352958 A1Georgia Tech Research Corporation
- In Vivo Blood Filtration Membranes and Devices3 Jul 2025US 2025/0214040 A1The Regents of the University of California
Most cited
By later US patents
- Aligned nanotubule membranes71US 7,611,628 B1University of Kentucky Research Foundation · 2009
- Carbon nanotube-containing catalysts, methods of making, and reactions catalyzed over nanotube catalysts69US 6,713,519 B2Battelle Memorial Institute · 2004
- Carbon nanotube-containing structures, methods of making, and processes using same66US 7,011,760 B2Battelle Memorial Institute · 2006
- Carbon nanotube-containing structures, methods of making, and processes using same64US 6,824,689 B2Battelle Memorial Institute · 2004
- Membrane post treatment52US 7,662,212 B2Siemens Water Technologies Corp. · 2010