C07C 407/003
Separation
Official title: {Separation; Purification; Stabilisation; Use of additives}
C07C407/003 (Separation) appears on 261 US grants and 110 published applications in this corpus.
Search patents in C07C- Granted patents
- 261
- Published applications
- 110
- Assignees
- 123
- Inventors
- 507
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 8 | 0 |
| 1978 | 19 | 0 |
| 1979 | 11 | 0 |
| 1980 | 4 | 0 |
| 1981 | 10 | 0 |
| 1982 | 5 | 0 |
| 1983 | 12 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 5 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 11 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 3 |
| 2002 | 3 | 9 |
| 2003 | 2 | 2 |
| 2004 | 7 | 10 |
| 2005 | 5 | 5 |
| 2006 | 6 | 5 |
| 2007 | 3 | 4 |
| 2008 | 3 | 0 |
| 2009 | 1 | 4 |
| 2010 | 2 | 6 |
| 2011 | 5 | 3 |
| 2012 | 1 | 2 |
| 2013 | 5 | 0 |
| 2014 | 2 | 3 |
| 2015 | 4 | 3 |
| 2016 | 2 | 5 |
| 2017 | 4 | 1 |
| 2018 | 2 | 3 |
| 2019 | 1 | 5 |
| 2020 | 2 | 6 |
| 2021 | 5 | 6 |
| 2022 | 3 | 9 |
| 2023 | 3 | 5 |
| 2024 | 6 | 5 |
| 2025 | 8 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for the production of performic acid6 Oct 2026US 12,753,152 B2Symbient Environmental Technologies
- Aqueous organic peroxide emulsion11 Aug 2026US 12,703,765 B2Arkema France
- Method for quenching peroxycarboxylic acid runaway reactions28 Jul 2026US 12,692,228 B2Ecolab USA Inc.
- Hydrogen peroxide and peracid stabilization with molecules based on a pyridine carboxylic acid9 Sep 2025US 12,408,662 B2Ecolab USA Inc.
- Method for purifying alkyl hydroperoxide by extraction with water and separation of the aqueous phase9 Sep 2025US 12,410,125 B2Arkema France
- Composition comprising at least one solid organic peroxide9 Jul 2026US 2026/0193178 A1Arkema France
- Method for preparing a composition in powder form comprising at least one solid organic peroxide2 Jul 2026US 2026/0184677 A1Arkema France
- Unsaturated scorch retarders19 Mar 2026US 2026/0078088 A1Nouryon Chemicals International B. V.
- Generation of peroxyhydroxycarboxylic acid and the use thereof25 Sep 2025US 2025/0296913 A1Ecolab USA Inc.
- Preparation of a composition comprising an organic peroxide by solvent transfer10 Jul 2025US 2025/0223399 A1Arkema France
Most cited
By later US patents
- Aqueous peroxy-containing concentrate99US 4,129,517 ASterling Drug Inc. · 1978
- Stable aqueous aromatic percarboxylic acid solution94US 4,917,815 ASterling Drug Inc. · 1990
- Continuous process for the production of peroxycarboxylic acid compositions69US 4,370,251 AFMC Corporation · 1983
- Continuous process for on-site and on-demand production of aqueous peracteic acid69US 7,012,154 B2Peragen Systems Inc. · 2006
- Continuous process for making peroxycarboxylic acids68US 4,244,884 AThe Procter & Gamble Company · 1981