B01J 35/651
50-500 nm
Official title: {50-500 nm}
B01J35/651 (50-500 nm) appears on 581 US grants and 589 published applications in this corpus.
Search patents in B01J- Granted patents
- 581
- Published applications
- 589
- Assignees
- 364
- Inventors
- 1,740
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 11 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 9 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 4 |
| 2003 | 9 | 9 |
| 2004 | 5 | 11 |
| 2005 | 7 | 9 |
| 2006 | 7 | 6 |
| 2007 | 5 | 5 |
| 2008 | 2 | 14 |
| 2009 | 7 | 19 |
| 2010 | 13 | 22 |
| 2011 | 11 | 24 |
| 2012 | 15 | 27 |
| 2013 | 18 | 19 |
| 2014 | 24 | 21 |
| 2015 | 27 | 32 |
| 2016 | 25 | 35 |
| 2017 | 24 | 37 |
| 2018 | 20 | 37 |
| 2019 | 30 | 33 |
| 2020 | 46 | 45 |
| 2021 | 35 | 52 |
| 2022 | 32 | 40 |
| 2023 | 42 | 24 |
| 2024 | 26 | 24 |
| 2025 | 17 | 19 |
| 2026 | 13 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Processes for direct conversion of crude oil to light olefins and light aromatics through steam enhanced catalytic cracking over a core shell cracking catalyst29 Sep 2026US 12,747,398 B2King Fahd University of Petroleum and Minerals
- Composite catalyst and use thereof in preparing propylene glycol22 Sep 2026US 12,741,268 B2Tongji University
- Catalyst for producing light olefins from catalytic cracking of hydrocarbon having 4 to 7 carbon atoms and a process for producing light olefins by using a catalyst thereof22 Sep 2026US 12,741,276 B2PTT Global Chemical Public Company Limited
- Modified zeolites that include amine functionalities and methods for making such25 Aug 2026US 12,714,988 B2King Abdullah University of Science and Technology
- Catalyst for exothermal reactions25 Aug 2026US 12,715,823 B2Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V.
- Heavy oil hydrorefining method24 Sep 2026US 2026/0286235 A1Eneos Corporation
- Extrusion molded catalyst for ortho-alkylation reaction and preparation method thereof10 Sep 2026US 2026/0264053 A1Hanwha Solutions Corporation
- Lanthanum oxycarbonate catalyst and its preparation method and application3 Sep 2026US 2026/0257208 A1China Petroleum & Chemical Corporation
- Dendritic mixed metal oxide catalyst and method of using the same for co2 hydrogenation27 Aug 2026US 2026/0249276 A1Saudi Arabian Oil Company
- Shaped catalyst body27 Aug 2026US 2026/0249277 A1BASF SE
Most cited
By later US patents
- Selective hydrogenation of highly unsaturated hydrocarbons in the presence of less unsaturated hydrocarbons74US 4,126,645 AImperial Chemical Industries PLC · 1978
- Process for hydrotreating heavy hydrocarbons63US 4,225,421 AStandard Oil Company (Indiana) · 1980
- Catalytic system for the hydroconversion of heavy oils58US 4,937,218 AIntevep, S. A. · 1990
- Two stage hydrodesulfurization process53US 5,985,136 AExxon Research & Engineering Co. · 1999
- Hydroprocessing with a large pore catalyst51US 4,572,778 AUnion Oil Company of California · 1986