B01J 31/0222
Comprising sulfonyl groups
Official title: {comprising sulfonyl groups}
B01J31/0222 (Comprising sulfonyl groups) appears on 115 US grants and 91 published applications in this corpus.
Search patents in B01J- Granted patents
- 115
- Published applications
- 91
- Assignees
- 81
- Inventors
- 261
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 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 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 8 | 1 |
| 2002 | 5 | 4 |
| 2003 | 4 | 3 |
| 2004 | 2 | 11 |
| 2005 | 1 | 5 |
| 2006 | 5 | 3 |
| 2007 | 4 | 2 |
| 2008 | 2 | 3 |
| 2009 | 2 | 2 |
| 2010 | 5 | 4 |
| 2011 | 2 | 3 |
| 2012 | 0 | 0 |
| 2013 | 3 | 1 |
| 2014 | 2 | 3 |
| 2015 | 1 | 1 |
| 2016 | 4 | 5 |
| 2017 | 6 | 6 |
| 2018 | 4 | 5 |
| 2019 | 1 | 2 |
| 2020 | 3 | 1 |
| 2021 | 3 | 7 |
| 2022 | 4 | 2 |
| 2023 | 4 | 7 |
| 2024 | 2 | 3 |
| 2025 | 2 | 6 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photothermal catalytic method for production of hydrogen peroxide without sacrificial reagents on basis of porphyrin-based supermolecule3 Mar 2026US 12,565,426 B2Jiangnan University
- Curable composition20 Jan 2026US 12,528,893 B2Threebond Co., Ltd.
- Method for synthesizing thieno[3,2-b]pyridine-5(4H)-one derivative compound, using gold catalyst, and use therefor16 Sep 2025US 12,415,813 B2Korea Institute of Ocean Science & Technology
- Asymmetric fused aromatic ring derivative containing sulfonyl group, hydrogen production device and optoelectronic component1 Apr 2025US 12,264,166 B2National Tsing Hua University
- Ultrafast catalytic CO2 capture catalyzed by a novel ultrasound-treated ionic liquid17 Dec 2024US 12,168,202 B2Georgia Tech Research Corporation
- Ammonia synthesis catalyst, ammonia production device, and ammonia production method6 Aug 2026US 2026/0225088 A1Idemitsu Kosan Co., Ltd.
- Process for the synthesis of protocatechuic aldehyde methylene ether25 Dec 2025US 2025/0388559 A1
- A new route for synthesizing axially chiral cannabinoids from coumarins23 Oct 2025US 2025/0326733 A1
- Encapsulated catalytic composition27 Feb 2025US 2025/0065317 A1Ifp Energies Nouvelles
- Ultrafast catalytic co2 capture catalyzed by a novel ultrasound-treated ionic liquid20 Feb 2025US 2025/0058275 A1Georgia Tech Research Corporation
Most cited
By later US patents
- Functionalized ionic liquids, and methods of use thereof64US 7,208,605 B2University of South Alabama · 2007
- Perfluorinated amide salts and their uses as ionic conducting materials61US 6,319,428 B1Centre National De La Recherche Scientifique · 2001
- N-arylsulfilimine compounds and their use as catalysts in the preparation of N-arylarylsulfonamide compounds36US 5,973,148 ADow AgroSciences LLC · 1999
- Proton conductors in liquid form34US 6,120,696 ACentre National De La Recherche Scientifique · 2000
- Functionalized ionic liquids, and methods of use thereof25US 7,744,838 B2University of South Alabama · 2010