B01J 2531/827
Iridium
B01J2531/827 (Iridium) appears on 504 US grants and 420 published applications in this corpus.
Search patents in B01J- Granted patents
- 504
- Published applications
- 420
- Assignees
- 282
- Inventors
- 1,255
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 7 | 0 |
| 1978 | 6 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 13 | 0 |
| 1997 | 5 | 0 |
| 1998 | 18 | 0 |
| 1999 | 20 | 0 |
| 2000 | 13 | 0 |
| 2001 | 16 | 8 |
| 2002 | 18 | 11 |
| 2003 | 20 | 27 |
| 2004 | 18 | 28 |
| 2005 | 15 | 18 |
| 2006 | 17 | 16 |
| 2007 | 14 | 15 |
| 2008 | 5 | 11 |
| 2009 | 12 | 16 |
| 2010 | 13 | 18 |
| 2011 | 11 | 21 |
| 2012 | 9 | 11 |
| 2013 | 16 | 12 |
| 2014 | 14 | 29 |
| 2015 | 12 | 16 |
| 2016 | 18 | 23 |
| 2017 | 24 | 18 |
| 2018 | 12 | 21 |
| 2019 | 11 | 12 |
| 2020 | 11 | 11 |
| 2021 | 13 | 18 |
| 2022 | 12 | 14 |
| 2023 | 9 | 15 |
| 2024 | 6 | 11 |
| 2025 | 9 | 13 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalytic method for the preparation of perfluoroalkoxy-substituted arenes and heteroarenes6 Oct 2026US 12,753,139 B2Freie UniversitäT Berlin
- Hydrogen storage based on aqueous formate- bicarbonate (hydrogen carbonate) equilibrium9 Jun 2026US 12,649,654 B2Hydrogen Revolution Hungary Kft.
- Enantioselective hydrogenation of 4-substituted 1,2-dihydroquinolines in presence of a chiral iridium catalyst2 Jun 2026US 12,643,860 B2Bayer Aktiengesellschaft
- Method for preparing chiral 4-aryl-β-amino acid derivative27 Jan 2026US 12,534,427 B2Zhejiang Medicine Co., Ltd.Xinchang Pharmaceutical Factory
- Enantioselective process30 Dec 2025US 12,509,417 B2Syngenta Crop Protection AG
- Intermolecular cyclopropanation of unsaturated hydrocarbons20 Aug 2026US 2026/0242327 A1The Penn State Research Foundation
- Process and catalyst composition for preparing organosilicon compounds via isomerization of internal olefins and hydrosilylation6 Aug 2026US 2026/0226081 A1Dow Silicones Corporation
- Catalysts including boronic, metal hydroxide, or metal oxide active-site groups30 Jul 2026US 2026/0216715 A11s1 Energy, Inc.
- Catalyst system and method for carbonylation reaction23 Jul 2026US 2026/0208174 A1Shandong Nhu Fine Chemical Science and Technology Company Ltd.
- Proximity-based labeling of biomolecular condensate microenvironments9 Jul 2026US 2026/0194528 A1
Most cited
By later US patents
- Alkane and alkane group dehydrogenation with organometallic catalysts110US 6,909,009 B22005
- Catalyst system66US 5,942,460 ABP Chemicals Limited · 1999
- Multimetallic sulfide catalyst containing noble metals for hydrodenitrogenation60US 5,278,121 AExxon Research & Engineering Co. · 1994
- Heterogeneous catalyst for the production of ethylidene diacetate from acetic anhydride58US 5,767,307 AAir Products and Chemicals, Inc. · 1998
- Metal complexes with heterocycles carbenes53US 5,728,839 AHoechst Aktiengesellschaft · 1998