B01J 23/26
Chromium
B01J23/26 (Chromium) appears on 734 US grants and 625 published applications in this corpus.
Search patents in B01J- Granted patents
- 734
- Published applications
- 625
- Assignees
- 357
- Inventors
- 1,607
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 10 | 0 |
| 1978 | 12 | 0 |
| 1979 | 7 | 0 |
| 1980 | 11 | 0 |
| 1981 | 15 | 0 |
| 1982 | 8 | 0 |
| 1983 | 13 | 0 |
| 1984 | 14 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 11 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 15 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 9 | 0 |
| 2000 | 10 | 0 |
| 2001 | 10 | 2 |
| 2002 | 11 | 8 |
| 2003 | 9 | 14 |
| 2004 | 10 | 15 |
| 2005 | 8 | 30 |
| 2006 | 15 | 15 |
| 2007 | 11 | 15 |
| 2008 | 11 | 11 |
| 2009 | 11 | 12 |
| 2010 | 5 | 27 |
| 2011 | 15 | 26 |
| 2012 | 17 | 24 |
| 2013 | 19 | 27 |
| 2014 | 24 | 26 |
| 2015 | 19 | 32 |
| 2016 | 26 | 21 |
| 2017 | 25 | 37 |
| 2018 | 25 | 30 |
| 2019 | 30 | 37 |
| 2020 | 31 | 47 |
| 2021 | 36 | 54 |
| 2022 | 43 | 31 |
| 2023 | 35 | 19 |
| 2024 | 30 | 31 |
| 2025 | 19 | 20 |
| 2026 | 10 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Zn-metal oxide/zeolite catalyst and methods of making thereof8 Sep 2026US 12,728,410 B2The Regents of the University of California
- Catalyst and process using the catalyst2 Jun 2026US 12,643,844 B2Mexichem Amanco Holdings S.A. De C.V.
- Method for producing para-xylene5 May 2026US 12,617,739 B2Chiyoda Corporation
- Multi-cationic aluminate spinels24 Mar 2026US 12,582,967 B2National Technology & Engineering Solutions of Sandia, LLC
- Hydrocarbons dehydrogenation catalyst (variants)17 Mar 2026US 12,576,390 B2Wolp Pte. Ltd.
- Chromium alumina catalysts for paraffin dehydrogenation30 Jul 2026US 2026/0216700 A1Sabic Global Technologies B.V.
- Nanocrystalline composite catalyst for alkane dehydrogenation and process for preparation thereof30 Jul 2026US 2026/0216716 A1Indian Oil Corporation Limited
- Catalyst for paraffin dehydrogenation23 Jul 2026US 2026/0208161 A1Sabic Global Technologies B.V.
- Catalyst for paraffin dehydrogenation23 Jul 2026US 2026/0208163 A1Sabic Global Technologies B.V.
- Catalysts and method for light hydrocarbon synthesis using renewable syngas23 Jul 2026US 2026/0208171 A1Enerkem, Inc.
Most cited
By later US patents
- Chromium expanded smectite clay149US 4,452,910 AStandard Oil Company (Indiana) · 1984
- Method for manufacturing 1,1,1,2,3-pentafluoropropene 1,1,1,2,3-pentafluoropropane145US 5,679,875 ADaikin Industries, Ltd. · 1997
- Catalytic process for reducing nitrogen oxides to nitrogen110US 4,085,193 ABabcock-Hitachi Kabushiki Kaisha · 1978
- Spray dried titanium-containing catalyst for stress crack resistant polymer95US 4,053,436 APhillips Petroleum Company · 1977
- Activation of supported chromium oxide catalysts94US 4,247,421 APhillips Petroleum Company · 1981