C07C 213/10
Separation
Official title: Separation; Purification; Stabilisation; Use of additives
C07C213/10 (Separation) appears on 341 US grants and 329 published applications in this corpus.
Search patents in C07C- Granted patents
- 341
- Published applications
- 329
- Assignees
- 257
- Inventors
- 1,077
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 10 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 11 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 11 | 0 |
| 1999 | 19 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 3 |
| 2002 | 11 | 8 |
| 2003 | 7 | 7 |
| 2004 | 5 | 12 |
| 2005 | 6 | 6 |
| 2006 | 7 | 9 |
| 2007 | 6 | 14 |
| 2008 | 9 | 11 |
| 2009 | 6 | 10 |
| 2010 | 5 | 16 |
| 2011 | 8 | 18 |
| 2012 | 7 | 15 |
| 2013 | 14 | 21 |
| 2014 | 11 | 21 |
| 2015 | 20 | 11 |
| 2016 | 9 | 17 |
| 2017 | 7 | 20 |
| 2018 | 11 | 14 |
| 2019 | 16 | 8 |
| 2020 | 13 | 19 |
| 2021 | 7 | 14 |
| 2022 | 10 | 14 |
| 2023 | 14 | 12 |
| 2024 | 7 | 9 |
| 2025 | 9 | 10 |
| 2026 | 4 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 2,5,6-trichlorodopamine: synthesis and applications1 Sep 2026US 12,723,017 B2Walker Cancer Research Institute, Inc.
- Process for preparing solriamfetol hydrochloride1 Sep 2026US 12,723,020 B2Procos S.P.A.
- Products obtained by the conversion of glycolaldehyde derivatives and aminating agents and their conversion to ethyleneamines and ethanolamines24 Mar 2026US 12,583,827 B2BASF SE
- Solvent drying solution and processes therfor17 Mar 2026US 12,577,185 B2Aquafortus Technologies Limited
- Methods for making and using endoxifen25 Nov 2025US 12,479,790 B2Atossa Therapeutics, Inc.
- Methods for making and using endoxifen24 Sep 2026US 2026/0285798 A1Atossa Therapeutics, Inc.
- Method of manufacture for hydrazine composition30 Jul 2026US 2026/0217531 A1Aerojet Rocketdyne, Inc.
- Stabilized carbonic acid adducts16 Jul 2026US 2026/0199489 A1Inflamed Pharma GmbH
- Methods for making and using endoxifen16 Jul 2026US 2026/0200827 A1Atossa Therapeutics, Inc.
- Methods for making and using endoxifen16 Jul 2026US 2026/0200828 A1Atossa Therapeutics, Inc.
Most cited
By later US patents
- Compositions containing and methods of using 1-aminoindan and derivatives thereof and process for preparing optically active 1-aminoindan derivatives68US 5,877,218 ATeva Pharmaceutical Industries Ltd. · 1999
- Method for dehydration and concentration of aqueous solution containing organic compound64US 4,978,430 AUbe Industries, Ltd. · 1990
- Locking nut, bolt and clip systems and assemblies63US 6,010,289 APermanent Technologies, Inc. · 2000
- Crystalline forms of (−)-(1R,2R)-3-(3-dimethylamino-1-ethyl-2-methylpropyl)-phenol hydrochloride33US 7,994,364 B2Gruenenthal GmbH · 2011
- Compositions containing and methods of using 1-aminoindan and derivatives thereof and process for preparing optically active 1-aminoindan derivatives32US 5,914,349 ATeva Pharmaceutical Industries Ltd. · 1999