C01B 2210/0067
Hydrogen cyanide
C01B2210/0067 (Hydrogen cyanide) appears on 5 US grants and 3 published applications in this corpus.
Search patents in C01B- Granted patents
- 5
- Published applications
- 3
- Assignees
- 2
- Inventors
- 7
- Latest grant
- 1 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Integrated process for filtering constituents from a gas stream1 Aug 2023US 11,713,443 B2LanzaTech, Inc.
- Integrated process for filtering constituents from a gas stream13 Sep 2022US 11,441,116 B2LanzaTech, Inc.
- Heaterless adsorption system for combined purification and fractionation of air21 Aug 1990US 4,950,311 A
- Process for the purification of non-reacting gases27 Sep 1983US 4,406,867 AUnion Carbide Corporation
- Process for the purification of non-reacting gases2 Feb 1982US 4,313,916 AUnion Carbide Corporation
- Integrated process for filtering constituents from a gas stream12 Oct 2023US 2023/0323276 A1LanzaTech, Inc.
- Integrated process for filtering constituents from a gas stream24 Nov 2022US 2022/0372426 A1LanzaTech, Inc.
- Integrated process for filtering constituents from a gas stream15 Aug 2019US 2019/0249132 A1LanzaTech, Inc.
Most cited
By later US patents
- Heaterless adsorption system for combined purification and fractionation of air52US 4,950,311 A1990
- Process for the purification of non-reacting gases19US 4,406,867 AUnion Carbide Corporation · 1983
- Process for the purification of non-reacting gases15US 4,313,916 AUnion Carbide Corporation · 1982
- Integrated process for filtering constituents from a gas stream2US 11,441,116 B2LanzaTech, Inc. · 2022