B01J 31/0201
Oxygen-containing compounds
Official title: {Oxygen-containing compounds}
B01J31/0201 (Oxygen-containing compounds) appears on 930 US grants and 801 published applications in this corpus.
Search patents in B01J- Granted patents
- 930
- Published applications
- 801
- Assignees
- 567
- Inventors
- 2,576
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 10 | 0 |
| 1978 | 12 | 0 |
| 1979 | 8 | 0 |
| 1980 | 12 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 9 | 0 |
| 1986 | 9 | 0 |
| 1987 | 13 | 0 |
| 1988 | 6 | 0 |
| 1989 | 13 | 0 |
| 1990 | 13 | 0 |
| 1991 | 10 | 0 |
| 1992 | 13 | 0 |
| 1993 | 12 | 0 |
| 1994 | 13 | 0 |
| 1995 | 14 | 0 |
| 1996 | 15 | 0 |
| 1997 | 10 | 0 |
| 1998 | 18 | 0 |
| 1999 | 15 | 0 |
| 2000 | 24 | 0 |
| 2001 | 15 | 4 |
| 2002 | 22 | 12 |
| 2003 | 12 | 22 |
| 2004 | 13 | 16 |
| 2005 | 16 | 28 |
| 2006 | 15 | 24 |
| 2007 | 10 | 28 |
| 2008 | 13 | 21 |
| 2009 | 11 | 25 |
| 2010 | 27 | 25 |
| 2011 | 17 | 28 |
| 2012 | 15 | 24 |
| 2013 | 18 | 23 |
| 2014 | 11 | 28 |
| 2015 | 30 | 41 |
| 2016 | 28 | 53 |
| 2017 | 44 | 42 |
| 2018 | 41 | 56 |
| 2019 | 49 | 47 |
| 2020 | 46 | 55 |
| 2021 | 45 | 52 |
| 2022 | 39 | 41 |
| 2023 | 35 | 47 |
| 2024 | 32 | 28 |
| 2025 | 18 | 18 |
| 2026 | 17 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Selective transition metal catalyzed deuterium incorporation into alkyne and alkene functionalities15 Sep 2026US 12,735,369 B2Marquette University
- Method for preparing biliverdin or derivative thereof15 Sep 2026US 12,735,405 B2Wuhan Jianmin Dapeng Pharmaceutical Co., Ltd.
- Metal-organic framework (MOF) MIL-125 and preparation method and use thereof25 Aug 2026US 12,714,989 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Method for preparing ester-based composition11 Aug 2026US 12,703,675 B2LG Chem.Ltd.
- Nanohybrid catalyst for hydrogenation reactions30 Jun 2026US 12,667,833 B2Imam Abdulrahman Bin Faisal University
- Combination of catalytic components1 Oct 2026US 2026/0295570 A1PolyU GmbH
- Process for preparing, by hydroformylation, short-chain olefins in the gas phase20 Aug 2026US 2026/0242321 A1Evonik Oxeno GmbH
- A catalyst composition for improving time to reach high esterification conversion of carboxylic acids/anhydrides6 Aug 2026US 2026/0225089 A1Wisconsin Alumni Research Foundation
- Process for preparing allylic alcohol6 Aug 2026US 2026/0225981 A1
- Fuel borne catalyst composition for oxidative soot removal16 Jul 2026US 2026/0201263 A1Umicore Specialty Materials Brugge
Most cited
By later US patents
- Method of expanded porphyrin-oligonucleotide conjugate synthesis325US 5,565,552 ABoard of Regents, Univ. of Texas Sys. · 1996
- Highly active double metal cyanide catalysts250US 5,482,908 AARCO Chemical Technology, L. P. · 1996
- Polyether-containing double metal cyanide catalysts103US 5,545,601 AARCO Chemical Technology, L. P. · 1996
- Polymerization of carbon monoxide/olefin with P ligand having polar aryl group101US 4,843,144 AShell Oil Company · 1989
- Method for converting ethylene into light alpha olefins81US 5,292,979 AInstitut Francais du Petrole · 1994