B01D 2323/44
Relaxation steps
B01D2323/44 (Relaxation steps) appears on 7 US grants and 5 published applications in this corpus.
Search patents in B01D- Granted patents
- 7
- Published applications
- 5
- Assignees
- 9
- Inventors
- 26
- Latest grant
- 12 Feb 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Manufacturing method of porous multilayered polyolefin12 Feb 2019US 10,205,149 B2SK Innovation Co., Ltd.
- Method of manufacturing a track membrane17 Mar 2015US 8,980,148 B2Nanotech Industries, Inc.
- Microporous film11 Mar 2014US 8,669,002 B2Jnc Corporation
- Hollow fiber membrane contactor19 Oct 2004US 6,805,731 B2Mykrolis Corporation
- Hollow fiber membrane contactor24 Jun 2003US 6,582,496 B1Mykrolis Corporation
- Manufacturing Method of Porous Multilayered Polyolefin4 Feb 2016US 2016/0030974 A1SK Innovation Co., Ltd.
- Method of manufacturing a track membrane10 Oct 2013US 2013/0264737 A1Nanotech Industries, Inc.
- Microporous film3 Jan 2013US 2013/0005845 A1Jnc Corporation
- Blood detoxification membrane, method for producing same, and use thereof27 Aug 2009US 2009/0216173 A1
- Hollow fiber membrane contactor16 Oct 2003US 2003/0192428 A1Mykrolis Corporation
Most cited
By later US patents
- Hollow fiber membrane contactor69US 6,582,496 B1Mykrolis Corporation · 2003
- Process for preparing microporous polyethylene film by uniaxial cold and hot stretching31US 4,620,956 ACelanese Corporation · 1986
- Hollow fiber membrane contactor13US 6,805,731 B2Mykrolis Corporation · 2004
- Microporous hollow fiber blood oxygenator5US 6,350,411 B1Celgard, LLC · 2002