C01B 23/0026
By reduction
Official title: {by reduction}
C01B23/0026 (By reduction) appears on 7 US grants and 6 published applications in this corpus.
Search patents in C01B- Granted patents
- 7
- Published applications
- 6
- Assignees
- 5
- Inventors
- 20
- Latest grant
- 31 Aug 2021
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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for argon and nitrogen production31 Aug 2021US 11,104,576 B2Casale SA
- Gas purifier2 Apr 2019US 10,245,554 B2Entegris, Inc.
- Gas purifier4 Jul 2017US 9,694,319 B2Entegris, Inc.
- Gas purifying process and device3 Dec 2013US 8,597,584 B2Taiyo Nippon Sanso Corporation
- Removal of gaseous contaminants from argon4 Jan 2011US 7,862,645 B2Air Products and Chemicals, Inc.
- Process for argon and nitrogen production28 May 2020US 2020/0165131 A1Casale SA
- Gas Purifier23 Nov 2017US 2017/0333841 A1Entegris, Inc.
- Gas Purifier26 Feb 2015US 2015/0056113 A1Entegris, Inc.
- Gas purifying process and device30 Sep 2010US 2010/0247395 A1Taiyo Nippon Sanso Corporation
- Removal Of Gaseous Contaminants From Argon6 Aug 2009US 2009/0193967 A1Air Products and Chemicals, Inc.
Most cited
By later US patents