C01B 39/026
After-treatment
Official title: {After-treatment}
C01B39/026 (After-treatment) appears on 627 US grants and 661 published applications in this corpus.
Search patents in C01B- Granted patents
- 627
- Published applications
- 661
- Assignees
- 272
- Inventors
- 1,487
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 11 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 11 | 0 |
| 2000 | 11 | 0 |
| 2001 | 4 | 4 |
| 2002 | 10 | 7 |
| 2003 | 12 | 9 |
| 2004 | 9 | 12 |
| 2005 | 7 | 6 |
| 2006 | 10 | 10 |
| 2007 | 4 | 9 |
| 2008 | 0 | 8 |
| 2009 | 4 | 8 |
| 2010 | 7 | 11 |
| 2011 | 6 | 11 |
| 2012 | 5 | 13 |
| 2013 | 10 | 26 |
| 2014 | 12 | 15 |
| 2015 | 11 | 30 |
| 2016 | 25 | 32 |
| 2017 | 38 | 39 |
| 2018 | 43 | 60 |
| 2019 | 51 | 51 |
| 2020 | 63 | 38 |
| 2021 | 45 | 43 |
| 2022 | 22 | 39 |
| 2023 | 29 | 55 |
| 2024 | 27 | 50 |
| 2025 | 35 | 41 |
| 2026 | 21 | 34 |
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
- Modified zeolites that include amine functionalities and methods for making such25 Aug 2026US 12,714,988 B2King Abdullah University of Science and Technology
- Method for preparing high-silica Y zeolite25 Aug 2026US 12,715,776 B2Chevron U.S.A.Inc.
- Alkali metal-modified acoustic reinforcing material, production method thereof, speaker and electronic device28 Jul 2026US 12,692,369 B2SSI New Material (Zhenjiang) Co., Ltd.
- ZSM-5/β core-shell molecular sieve and synthesis and use thereof16 Jun 2026US 12,654,159 B2China Petroleum & Chemical Corporation
- Preparation of meso-y-zeolite with large mesopores1 Oct 2026US 2026/0295568 A1Chevron U.S.A.Inc.
- Aluminum-containing molecular sieves of ton framework type and methods of making and use1 Oct 2026US 2026/0296903 A1ExxonMobil Technology and Engineering Company
- Zeolite-y and catalyst comprising zeolite-y10 Sep 2026US 2026/0264067 A1Zeopore Technologies NV
- Methods of preparing mesoporous nano zeolite3 Sep 2026US 2026/0257928 A1Saudi Arabian Oil Company
- Hydrothermal treatment method of mww type zeolite supports and manufacturing method of mo-based methane dehydroaromatization catalysts using mww type zeolite supports dealuminated by hydrothermal treatment13 Aug 2026US 2026/0233210 A1Korea University Research and Business Foundation
Most cited
By later US patents
- Crystalline oxide material205US 5,250,277 AMobil Oil Corporation · 1993
- Silicon substituted zeolite compositions and process for preparing same174US 4,503,023 AUnion Carbide Corporation · 1985
- Antibiotic zeolite114US 4,938,958 AShinagawa Fuel Co., Ltd. · 1990
- Increasing lattice metal content of porous inorganic crystalline compositions67US 4,576,805 AMobil Oil Corporation · 1986
- Process for preparing zeolite Y with increased mesopore volume66US 5,601,798 APQ Corporation · 1997