C01C 3/14
Cyanic or isocyanic acid
Official title: Cyanic {or isocyanic} acid; Salts thereof {(C01C3/001 takes precedence)}
C01C3/14 (Cyanic or isocyanic acid) appears on 23 US grants and 6 published applications in this corpus.
Search patents in C01C- Granted patents
- 23
- Published applications
- 6
- Assignees
- 16
- Inventors
- 52
- Latest grant
- 2 Jul 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 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 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method of topologically restricted plasma-enhanced cyclic deposition of silicon or metal nitride2 Jul 2019US 10,340,135 B2ASM IP Holding B. V.
- Basic zinc cyanurate fine particles, and method for producing same5 May 2015US 9,023,469 B2Nissan Chemical Industries, Ltd.
- Diagnostic tool and process for assessing thermal urea gasification performance27 Jan 2015US 8,940,543 B2Fuel Tech, Inc.
- Method for producing chlorosulfonyl isocyanate23 Dec 2008US 7,468,174 B2Nippon Soda Co., Ltd.
- Process for preparing isocyanic acid from cyanuric acid14 Nov 1995US 5,466,429 AChemie Linz Aktiengesellschaft
- Method of topologically restricted plasma-enhanced cyclic deposition31 May 2018US 2018/0151346 A1ASM IP Holding B. V.
- Laser range finder19 Oct 2017US 2017/0299384 A1
- Basic zinc cyanurate fine particles, and method for producing same2 May 2013US 2013/0108871 A1Nissan Chemical Industries, Ltd.
- Diagnostic tool and process for assessing thermal urea gasification performance15 Nov 2012US 2012/0288952 A1Fuel Tech, Inc.
- Process for the preparation of nitrogen-containing compounds25 Feb 2010US 2010/0048936 A1
Most cited
By later US patents
- Method of topologically restricted plasma-enhanced cyclic deposition of silicon or metal nitride426US 10,340,135 B2ASM IP Holding B. V. · 2019
- Process for the removal of isocyanic acid from a mixture of isocyanic acid and ammonia10US 5,078,980 AChemie Linz Gesellschaft m.b.H. · 1992
- Production of isocyanic acid4US 4,372,933 AAshland Oil, Inc. · 1983
- Process for producing alkali metal cyanates4US 4,495,107 AFMC Corporation · 1985
- Formation of cyanate compounds3US 4,174,377 ABell Telephone Laboratories, Incorporated · 1979