B01J 35/64
Pore diameter
B01J35/64 (Pore diameter) appears on 2,603 US grants and 2,797 published applications in this corpus.
Search patents in B01J- Granted patents
- 2,603
- Published applications
- 2,797
- Assignees
- 1,032
- Inventors
- 6,710
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 31 | 0 |
| 1977 | 25 | 0 |
| 1978 | 34 | 0 |
| 1979 | 7 | 0 |
| 1980 | 19 | 0 |
| 1981 | 24 | 0 |
| 1982 | 13 | 0 |
| 1983 | 25 | 0 |
| 1984 | 27 | 0 |
| 1985 | 17 | 0 |
| 1986 | 13 | 0 |
| 1987 | 12 | 0 |
| 1988 | 24 | 0 |
| 1989 | 29 | 0 |
| 1990 | 21 | 0 |
| 1991 | 20 | 0 |
| 1992 | 21 | 0 |
| 1993 | 15 | 0 |
| 1994 | 19 | 0 |
| 1995 | 16 | 0 |
| 1996 | 13 | 0 |
| 1997 | 13 | 0 |
| 1998 | 24 | 0 |
| 1999 | 21 | 0 |
| 2000 | 25 | 0 |
| 2001 | 32 | 4 |
| 2002 | 21 | 28 |
| 2003 | 33 | 46 |
| 2004 | 23 | 63 |
| 2005 | 30 | 63 |
| 2006 | 33 | 63 |
| 2007 | 40 | 54 |
| 2008 | 30 | 67 |
| 2009 | 37 | 85 |
| 2010 | 56 | 106 |
| 2011 | 56 | 89 |
| 2012 | 51 | 112 |
| 2013 | 75 | 110 |
| 2014 | 82 | 104 |
| 2015 | 98 | 134 |
| 2016 | 108 | 183 |
| 2017 | 120 | 138 |
| 2018 | 136 | 141 |
| 2019 | 139 | 146 |
| 2020 | 143 | 185 |
| 2021 | 134 | 196 |
| 2022 | 142 | 171 |
| 2023 | 136 | 152 |
| 2024 | 133 | 130 |
| 2025 | 117 | 122 |
| 2026 | 90 | 105 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Alumina support6 Oct 2026US 12,752,257 B2Kaneka Corporation
- Catalyst for light olefins production and a process of light olefins production by using a catalyst thereof6 Oct 2026US 12,752,263 B2PTT Global Chemical Public Company Limited
- Heterogeneous catalyst for transesterification and method of preparing same6 Oct 2026US RE51,051 E1Crystaphase Products, Inc.
- Method of preparing a hydrocracking catalyst29 Sep 2026US 12,746,535 B2Shell USA, Inc.
- Oligomerization with ion-exchanged zeolites29 Sep 2026US 12,747,195 B2Exxonmoil Technology and Engineering Company
- Preparation of meso-y-zeolite with large mesopores1 Oct 2026US 2026/0295568 A1Chevron U.S.A.Inc.
- Tri-metallic catalyst for ammonia cracking, preparation method therefor, and production method for hydrogen using same24 Sep 2026US 2026/0284640 A1Heesung Catalysts Corporation
- Sulphur tolerant noble metal catalyst for aromatic hydrogenation and producing dearomatized solvent24 Sep 2026US 2026/0284644 A1Hindustan Petroleum Corporation Limited
- Heavy oil hydrorefining method24 Sep 2026US 2026/0286235 A1Eneos Corporation
- Spherical alumina and supported catalyst, and preparation methods and use thereof17 Sep 2026US 2026/0273511 A1Dalian University of Technology
Most cited
By later US patents
- Synthesis of nanometer-sized particles by reverse micelle mediated techniques178US 6,413,489 B1Massachusetts Institute of Technology · 2002
- Process for preparing a mixed metal catalyst composition134US 6,652,738 B2Akzo Nobel N. V. · 2003
- Catalyzed SCR filter and emission treatment system132US 7,229,597 B2BASFD Catalysts LLC · 2007
- Process for hydrotreating metal-contaminated hydrocarbonaceous feedstock126US 5,744,025 AShell Oil Company · 1998
- Catalysts for hydrotreatment of heavy hydrocarbon oils containing asphaltenes121US 4,422,960 AChiyoda Chemical Engineering & Construction Co., Ltd. · 1983