B01J 31/0215
Sulfur-containing compounds
Official title: {Sulfur-containing compounds}
B01J31/0215 (Sulfur-containing compounds) appears on 501 US grants and 385 published applications in this corpus.
Search patents in B01J- Granted patents
- 501
- Published applications
- 385
- Assignees
- 313
- Inventors
- 1,244
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 11 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 7 | 0 |
| 1985 | 8 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 12 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 14 | 0 |
| 1994 | 14 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 12 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 15 | 5 |
| 2002 | 15 | 14 |
| 2003 | 12 | 13 |
| 2004 | 9 | 19 |
| 2005 | 5 | 14 |
| 2006 | 10 | 10 |
| 2007 | 11 | 15 |
| 2008 | 6 | 6 |
| 2009 | 5 | 9 |
| 2010 | 12 | 18 |
| 2011 | 5 | 8 |
| 2012 | 10 | 9 |
| 2013 | 8 | 11 |
| 2014 | 14 | 9 |
| 2015 | 12 | 15 |
| 2016 | 15 | 28 |
| 2017 | 23 | 15 |
| 2018 | 14 | 25 |
| 2019 | 13 | 19 |
| 2020 | 21 | 20 |
| 2021 | 16 | 23 |
| 2022 | 20 | 27 |
| 2023 | 14 | 20 |
| 2024 | 9 | 13 |
| 2025 | 11 | 11 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 31/0225Comprising sulfonic acid groups or the corresponding salts283
- B01J 31/0222Comprising sulfonyl groups115
- B01J 31/0218Sulfides52
- B01J 31/0217Mercaptans or thiols40
- B01J 31/0229Also containing elements or functional groups covered by b01j31/0201 - b01j31/021431
- B01J 31/0228With a metal-sulfur link21
Recent patents
- Reaction apparatus and production process for olefin production16 Jun 2026US 12,655,076 B2Sogang University Research & Business Development Foundation
- Method of preparing heterogeneous linear carbonate using catalyst having excellent solubility12 May 2026US 12,623,994 B2Lotte Chemical Corporation
- Polyester hydrogenolytic deconstruction via tandem catalysis17 Mar 2026US 12,577,365 B2Northwestern University
- 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.
- Improved method for dehydrogenating hydrocarbons20 Aug 2026US 2026/0242310 A1Arkema France
- Ammonia synthesis catalyst, ammonia production device, and ammonia production method6 Aug 2026US 2026/0225088 A1Idemitsu Kosan Co., Ltd.
- Picolyl ligands and their use in alkoxycarbonylation18 Jun 2026US 2026/0167653 A1Evonik Oxeno GmbH
- Catalyst system and process for producing bisphenol-a11 Jun 2026US 2026/0158479 A1Badger Licensing LLC
- Backside polishing additive for reducing alkali consumption and preparation method and use thereof28 May 2026US 2026/0145165 A1
Most cited
By later US patents
- Polymerization of carbon monoxide/olefin with P ligand having polar aryl group101US 4,843,144 AShell Oil Company · 1989
- Functionalized ionic liquids, and methods of use thereof64US 7,208,605 B2University of South Alabama · 2007
- Process for the chemical modification of surfaces of inorganic solids63US 3,956,179 A1976
- Perfluorinated amide salts and their uses as ionic conducting materials61US 6,319,428 B1Centre National De La Recherche Scientifique · 2001
- Hydrotreatment catalyst, method for production and use thereof54US 8,318,628 B2Ifp Energies Nouvelles · 2012