C01C 3/003
Cyanogen
Official title: {Cyanogen}
C01C3/003 (Cyanogen) appears on 9 US grants and 4 published applications in this corpus.
Search patents in C01C- Granted patents
- 9
- Published applications
- 4
- Assignees
- 8
- Inventors
- 28
- Latest grant
- 25 Dec 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 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 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for removing hydrogen cyanide from ethanedinitrile25 Dec 2012US 8,337,796 B2Lonza Ltd.
- Process for the preparation of ethanedinitrile3 Jan 2012US 8,088,351 B2Lonza Ltd.
- Method and apparatus for gasifying solid fuels28 Jun 2011US 7,967,881 B2
- Preparation of cyanogen from glyoxime21 May 1991US 5,017,356 AThiokol Corporation
- Process for preparing dicyanogen5 Mar 1985US 4,503,025 ABayer Aktiengesellschaft
- Unconventional phase hexagonal prussian blue analogs with open structures25 Dec 2025US 2025/0388484 A1City University of Hong Kong
- Process for removing hydrogen cyanide from ethanedinitrile11 Aug 2011US 2011/0195012 A1Lonza Ltd.
- Process for the preparation of ethanedinitrile14 Jul 2011US 2011/0171102 A1Lonza Ltd.
- Method and apparatus for gasifying solid fuels29 Jan 2009US 2009/0025292 A1
Most cited
By later US patents
- Process for the manufacture of cyanogen3US 3,997,653 AHoechst Aktiengesellschaft · 1976
- Process for preparing dicyan3US 4,032,620 AMitsubishi Chemical Industries Limited · 1977
- Process for oxidizing hydrocyanic acid to cyanogen2US 3,949,061 AAsahi Kasei Kogyo Kabushiki Kaisha · 1976
- Process for preparing dicyanogen1US 4,503,025 ABayer Aktiengesellschaft · 1985