B01J 31/02
Containing organic compounds or metal hydrides
Official title: containing organic compounds or metal hydrides
B01J31/02 (Containing organic compounds or metal hydrides) appears on 5,575 US grants and 4,735 published applications in this corpus.
Search patents in B01J- Granted patents
- 5,575
- Published applications
- 4,735
- Assignees
- 2,058
- Inventors
- 12,887
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 65 | 0 |
| 1977 | 69 | 0 |
| 1978 | 65 | 0 |
| 1979 | 62 | 0 |
| 1980 | 58 | 0 |
| 1981 | 100 | 0 |
| 1982 | 76 | 0 |
| 1983 | 73 | 0 |
| 1984 | 62 | 0 |
| 1985 | 55 | 0 |
| 1986 | 47 | 0 |
| 1987 | 43 | 0 |
| 1988 | 36 | 0 |
| 1989 | 54 | 0 |
| 1990 | 51 | 0 |
| 1991 | 58 | 0 |
| 1992 | 77 | 0 |
| 1993 | 87 | 0 |
| 1994 | 83 | 0 |
| 1995 | 80 | 0 |
| 1996 | 87 | 0 |
| 1997 | 90 | 0 |
| 1998 | 134 | 0 |
| 1999 | 108 | 0 |
| 2000 | 127 | 0 |
| 2001 | 155 | 36 |
| 2002 | 161 | 105 |
| 2003 | 101 | 138 |
| 2004 | 99 | 143 |
| 2005 | 86 | 153 |
| 2006 | 112 | 108 |
| 2007 | 89 | 138 |
| 2008 | 58 | 118 |
| 2009 | 65 | 129 |
| 2010 | 123 | 187 |
| 2011 | 89 | 175 |
| 2012 | 100 | 160 |
| 2013 | 142 | 200 |
| 2014 | 136 | 208 |
| 2015 | 179 | 214 |
| 2016 | 200 | 283 |
| 2017 | 223 | 234 |
| 2018 | 204 | 290 |
| 2019 | 236 | 261 |
| 2020 | 253 | 254 |
| 2021 | 201 | 263 |
| 2022 | 185 | 245 |
| 2023 | 166 | 217 |
| 2024 | 148 | 201 |
| 2025 | 129 | 174 |
| 2026 | 88 | 101 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 31/12Containing organo-metallic compounds or metal hydrides1,691
- B01J 31/0234Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds1,684
- B01J 31/06Containing polymers1,301
- B01J 31/0201Oxygen-containing compounds930
- B01J 31/04Containing carboxylic acids or their salts734
- B01J 31/0215Sulfur-containing compounds501
- B01J 31/0272Containing elements other than those covered by b01j31/0201 - b01j31/0255342
- B01J 31/0277Comprising ionic liquids, as components in catalyst systems or catalysts per se323
All 9 subgroupsShow fewer
Recent patents
- Catalytic method for the preparation of perfluoroalkoxy-substituted arenes and heteroarenes6 Oct 2026US 12,753,139 B2Freie UniversitäT Berlin
- Process for the preparation of 3,4-methylenedioxypropiophenone6 Oct 2026US 12,753,160 B2Endura S. P. A.
- Process for the preparation of 2-bromo-4-(3,5-difluorophenyl)-4,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine22 Sep 2026US 12,741,969 B2Hoffmann-La Roche Inc.
- Method for the production of stable polyoxymethylene copolymers (cPOM)22 Sep 2026US 12,742,033 B2BASF SE
- Dual catalyst system for mass vinyl addition and cationic polymerizable compositions22 Sep 2026US 12,742,041 B2Promerus, LLC
- Bifunctional acidic catalysts and preperation methods of furfural via catalyzing hemicellulose or xylose8 Oct 2026US 2026/0307066 A1Nanjing University
- Oxygen reduction catalyst and use thereof8 Oct 2026US 2026/0307067 A1Toyota Jidosha Kabushiki Kaisha
- Novel compound or salt thereof, catalyst, method of preparing novel compound or salt thereof and method of preparing mannich product8 Oct 2026US 2026/0308178 A1Okinawa Institute of Science and Technology School Corporation
- Ethylene oxide abatement systems1 Oct 2026US 2026/0295522 A1Boston Scientific Scimed, Inc.
- Ethylene oxide abatement systems1 Oct 2026US 2026/0295523 A1Boston Scientific Scimed, Inc.
Most cited
By later US patents
- Catalyst system of enhanced productivity544US 5,153,157 AExxon Chemical Patents Inc. · 1992
- Compositions that can produce polymers334US 6,300,271 B1Phillips Petroleum Company · 2001
- Organometal catalyst compositions329US 6,355,594 B1Phillips Petroleum Company · 2002
- Method of expanded porphyrin-oligonucleotide conjugate synthesis325US 5,565,552 ABoard of Regents, Univ. of Texas Sys. · 1996
- Texaphyrin-oligonucleotide conjugates308US 5,587,371 ABoard of Trustees, Univ. of TX Sys. · 1996