B01J 35/643
Less than 2 nm
Official title: {less than 2 nm}
B01J35/643 (Less than 2 nm) appears on 393 US grants and 425 published applications in this corpus.
Search patents in B01J- Granted patents
- 393
- Published applications
- 425
- Assignees
- 280
- Inventors
- 1,250
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 4 |
| 2003 | 4 | 2 |
| 2004 | 5 | 9 |
| 2005 | 3 | 3 |
| 2006 | 5 | 6 |
| 2007 | 4 | 5 |
| 2008 | 0 | 2 |
| 2009 | 1 | 4 |
| 2010 | 0 | 6 |
| 2011 | 3 | 11 |
| 2012 | 6 | 5 |
| 2013 | 5 | 9 |
| 2014 | 7 | 16 |
| 2015 | 5 | 25 |
| 2016 | 12 | 34 |
| 2017 | 24 | 29 |
| 2018 | 32 | 32 |
| 2019 | 29 | 27 |
| 2020 | 36 | 33 |
| 2021 | 30 | 49 |
| 2022 | 26 | 32 |
| 2023 | 34 | 28 |
| 2024 | 31 | 25 |
| 2025 | 23 | 22 |
| 2026 | 18 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heterogeneous catalyst for transesterification and method of preparing same6 Oct 2026US RE51,051 E1Crystaphase Products, Inc.
- Oligomerization with ion-exchanged zeolites29 Sep 2026US 12,747,195 B2Exxonmoil Technology and Engineering Company
- 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 baeyer-villiger oxidation reaction comprising hierarchically nanoporous zeolite and method of preparing the same27 Aug 2026US 2026/0249280 A1Korea Gas Technology Corporation
- Dewaxing catalysts and processes using the same16 Jul 2026US 2026/0201256 A1ExxonMobil Technology and Engineering Company
- Copper-carbon composite material, its preparation and application thereof9 Jul 2026US 2026/0192285 A1China Petroleum & Chemical Corporation
- Catalyst system having a catalyst network comprising a noble metal wire for long campaigns in ammonia oxidation21 May 2026US 2026/0138873 A1Heraeus Precious Metals GmbH & Co. KG
- Hierarchically ordered crystalline microporous materials with long-range mesoporous order having lamellar symmetry26 Feb 2026US 2026/0055000 A1King Abdullah University of Science and Technology
Most cited
By later US patents
- Inorganic material that has metal nanoparticles that are trapped in a mesostructured matrix71US 8,226,740 B2Ifp Energies Nouvelles · 2012
- Material with microporous crystalline walls defining a narrow size distribution of mesopores, and process for preparing same65US 5,849,258 AIntevep, S. A. · 1998
- Nanoporous ceramics with catalytic functionality49US 5,852,088 AExxon Research & Engineering Co. · 1998
- Process for demetalation and desulfurization of petroleum oils47US 4,089,774 AMobil Oil Corporation · 1978
- Catalyst containing microporous zeolite in mesoporous support47US 6,762,143 B2ABB Lummus Global Inc. · 2004