B01J 20/16
Alumino-silicates
Official title: Alumino-silicates (B01J20/12 takes precedence)
B01J20/16 (Alumino-silicates) appears on 2,037 US grants and 2,210 published applications in this corpus.
Search patents in B01J- Granted patents
- 2,037
- Published applications
- 2,210
- Assignees
- 1,074
- Inventors
- 5,171
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 14 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 15 | 0 |
| 1982 | 15 | 0 |
| 1983 | 7 | 0 |
| 1984 | 15 | 0 |
| 1985 | 14 | 0 |
| 1986 | 18 | 0 |
| 1987 | 21 | 0 |
| 1988 | 19 | 0 |
| 1989 | 16 | 0 |
| 1990 | 13 | 0 |
| 1991 | 17 | 0 |
| 1992 | 33 | 0 |
| 1993 | 27 | 0 |
| 1994 | 22 | 0 |
| 1995 | 21 | 0 |
| 1996 | 25 | 0 |
| 1997 | 17 | 0 |
| 1998 | 23 | 0 |
| 1999 | 34 | 0 |
| 2000 | 42 | 0 |
| 2001 | 40 | 14 |
| 2002 | 47 | 47 |
| 2003 | 50 | 52 |
| 2004 | 35 | 48 |
| 2005 | 22 | 50 |
| 2006 | 34 | 56 |
| 2007 | 23 | 51 |
| 2008 | 28 | 56 |
| 2009 | 41 | 76 |
| 2010 | 43 | 98 |
| 2011 | 52 | 80 |
| 2012 | 59 | 93 |
| 2013 | 80 | 96 |
| 2014 | 80 | 82 |
| 2015 | 62 | 114 |
| 2016 | 85 | 117 |
| 2017 | 83 | 113 |
| 2018 | 85 | 131 |
| 2019 | 111 | 114 |
| 2020 | 109 | 114 |
| 2021 | 67 | 101 |
| 2022 | 60 | 117 |
| 2023 | 80 | 127 |
| 2024 | 70 | 93 |
| 2025 | 89 | 103 |
| 2026 | 41 | 67 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- M-xylene adsorbent and preparation method therefor6 Oct 2026US 12,752,253 B2China Petroleum & Chemical Corporation
- GIS-type zeolite15 Sep 2026US 12,735,323 B2Asahi Kasei Kabushiki Kaisha
- Silicate material ZEO-2 and silicate molecular sieve ZEO-3 and synthesis method therefor and use thereof8 Sep 2026US 12,729,126 B2Jilin Province Jnobel Sci-Tech Innovation Co., Ltd
- Nanoporous pure silica zeolites25 Aug 2026US 12,714,980 B2University of Puerto Rico
- Adsorbent material, adsorption system, and adsorption process25 Aug 2026US 12,714,985 B2Air Products and Chemicals, Inc.
- Exhaust purification device8 Oct 2026US 2026/0307009 A1Mazda Motor Corporation
- Self-Adhering Sorbent Panels1 Oct 2026US 2026/0296927 A1Water Harvesting, Inc.
- Gas adsorption sheet for secondary battery with cover film24 Sep 2026US 2026/0284568 A1Nitto Denko Corporation
- Multi-filter device for hoffmann compounds in gaseous media10 Sep 2026US 2026/0262711 A1Compania Industrial De Tabacos Monte Paz S.A.
- Methods for removal of sulfur dioxide (so2) from trifluoroacetyl chloride (tfac)3 Sep 2026US 2026/0257984 A1Solstice Advanced Materials US, Inc.
Most cited
By later US patents
- Crystalline silicoaluminophosphates925US 4,440,871 AUnion Carbide Corporation · 1984
- Titanium-containing molecular sieves201US 4,500,651 AUnion Carbide Corporation · 1985
- Composition of synthetic porous crystalline material, its synthesis183US 5,102,643 AMobil Oil Corporation · 1992
- System and method for sequestration and separation of mercury in combustion exhaust gas aqueous scrubber systems182US 7,722,843 B12010
- Synthetic mesoporous crystaline material177US 5,098,684 AMobil Oil Corporation · 1992