C07C 41/36
By solid-liquid treatment
Official title: by solid-liquid treatment; by chemisorption
C07C41/36 (By solid-liquid treatment) appears on 96 US grants and 60 published applications in this corpus.
Search patents in C07C- Granted patents
- 96
- Published applications
- 60
- Assignees
- 76
- Inventors
- 281
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 6 |
| 2005 | 0 | 1 |
| 2006 | 3 | 3 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 3 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 3 | 1 |
| 2015 | 4 | 7 |
| 2016 | 5 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 4 |
| 2019 | 4 | 3 |
| 2020 | 2 | 4 |
| 2021 | 1 | 1 |
| 2022 | 1 | 6 |
| 2023 | 2 | 4 |
| 2024 | 1 | 2 |
| 2025 | 3 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for purifying organic solvents13 Jan 2026US 12,521,709 B2Dow Global Technologies LLC
- Separation method11 Nov 2025US 12,466,786 B2AGC Inc.
- Systems and methods for drying compounds4 Mar 2025US 12,239,952 B2Saudi Aramco Technologies Company
- Method for producing 3,5-dihydroxy-4-methoxybenzyl alcohol from bivalve21 Jan 2025US 12,202,791 B2Watanabe Oyster Laboratory Co., Ltd.
- Two-stage method for recovering halogenated hydrocarbons12 Nov 2024US 12,138,579 B2Zeosys Medical GmbH
- Composition containing fluorine-containing monomer and fluoride ions, method for producing fluorine-containing monomer having reduced fluoride ion content, and method for purifying fluorine-containing monomer7 May 2026US 2026/0125355 A1Daikin Industries, Ltd.
- Process for purifying organic solvents12 Jun 2025US 2025/0186988 A1Dow Global Technologies LLC
- Polyimide-containing filtration membrane, filters, and methods15 May 2025US 2025/0153114 A1Entegris, Inc.
- Two-stage method for recovering halogenated hydrocarbons20 Feb 2025US 2025/0058267 A1Zeosys Medical GmbH
- Process for the separation of pinitol from a carob extract5 Dec 2024US 2024/0400483 A1Bono & Ditta S.P.A.
Most cited
By later US patents
- Process for the preparation of alkyl tert-alkyl ethers29US 4,605,787 AMobil Oil Corporation · 1986
- Purification of brominated organic products22US 4,214,103 AGreat Lakes Chemical Corporation · 1980
- Oxygenate removal in MTBE production21US 4,814,517 AUop LLC · 1989
- Separation of organic liquids20US 4,798,674 ATexaco Inc. · 1989
- Cellulose ester blend membranes, process for making same and their use19US 5,611,930 ADeutsche Carbone AG · 1997