C22B 3/286
Amino-alcohols
Official title: {Amino-alcohols}
C22B3/286 (Amino-alcohols) appears on 11 US grants and 5 published applications in this corpus.
Search patents in C22B- Granted patents
- 11
- Published applications
- 5
- Assignees
- 8
- Inventors
- 16
- Latest grant
- 30 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 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 | 1 | 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 | 1 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Rare earth amide compositions30 Nov 2021US 11,186,893 B2UT-Battelle, LLC
- Methods for liquid extraction of rare earth metals using ionic liquids23 Jun 2020US 10,689,727 B2UT-Battelle, LLC
- Method for recovering at least one valuable containing tungsten21 Jan 2020US 10,538,849 B2JX Nippon Mining & Metals Corporation
- Method of producing fine-particle copper powders28 Jul 2009US 7,566,357 B2Phibro Wood, LLC
- Production of fine particle copper powders14 Apr 2009US 7,517,382 B2
- Methods for liquid extraction of rare earth metals using ionic liquids26 Nov 2020US 2020/0370144 A1UT-Battelle, LLC
- Method for recovering at least one valuable containing tungsten29 Mar 2018US 2018/0087166 A1JX Nippon Mining & Metals Corporation
- Methods for liquid extraction of rare earth metals using ionic liquids26 Oct 2017US 2017/0306439 A1UT-Battelle, LLC
- Method of producing fine-particle copper powders13 Sep 2007US 2007/0213228 A1Phibro Wood, LLC
- Production of fine particle copper powders26 Oct 2006US 2006/0236813 A1
Most cited
By later US patents
- Catalyst recovery19US 4,292,196 AUop LLC · 1981
- Use of hydrocarbon-soluble aminomethylene phosphonic acid derivatives in the solvent extraction of iron ions from aqueous solutions17US 5,795,482 ABASF SE · 1998
- Recovery of catalysts15US 4,298,499 AUop LLC · 1981
- Treatment of liquids containing complexed heavy metals and complexing agents10US 4,076,618 APhotocircuits Division of Kollmorgen Corporation · 1978
- Method of producing fine-particle copper powders5US 7,566,357 B2Phibro Wood, LLC · 2009