C07C 215/90
With quaternised amino groups bound to the carbon skeleton
Official title: with quaternised amino groups bound to the carbon skeleton
C07C215/90 (With quaternised amino groups bound to the carbon skeleton) appears on 22 US grants and 12 published applications in this corpus.
Search patents in C07C- Granted patents
- 22
- Published applications
- 12
- Assignees
- 15
- Inventors
- 58
- Latest grant
- 17 Apr 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Color inhibitor for quaternary ammonium hydroxide in non-aqueous solvent17 Apr 2018US 9,944,853 B2Sachem, Inc.
- Highly active multidentate catalysts for efficient alkyne metathesis31 Mar 2015US 8,993,804 B2The Regents of the University of Colorado, a body corporate
- Salt of dimethylaminomethyl-phenyl-cyclohexane and crystalline forms thereof8 Feb 2011US 7,884,247 B2Gruenenthal GmbH
- Ionic liquids and their use27 Mar 2007US 7,196,221 B2Scionix Limited
- Chiral ionic liquids31 May 2005US 6,900,313 B2
- Color inhibitor for quaternary ammonium hydroxide in non-aqueous solvent10 Dec 2015US 2015/0353824 A1Sechem, Inc.
- Highly active multidentate catalysts for efficient alkyne metathesis1 Oct 2015US 2015/0273457 A1The Regents of the University of Colorado, a body corporate
- Highly Active Multidentate Catalysts for Efficient Alkyne Metathesis3 Oct 2013US 2013/0261295 A1The Regents of the University of Colorado, a body corporate
- Salt of Dimethylaminomethyl-Phenyl-Cyclohexane and Crystalline Forms Thereof12 Jul 2012US 2012/0178809 A1Gruenenthal GmbH
- Photoresist composition21 Apr 2011US 2011/0091808 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Chiral ionic liquids51US 6,900,313 B22005
- Quaternary ammonium compounds22US 4,874,784 AEthyl Corporation · 1989
- Cationic polyurethane compositions, quaternary ammonium salts and methods for their preparation15US 5,696,291 AWitco Corporation · 1997
- Ionic liquids and their use15US 7,196,221 B2Scionix Limited · 2007
- Salts of omega-3-polyunsaturated fatty acids and pharmaceutical formulations containing them12US 5,869,714 AProspa B.V. · 1999