B01J 29/40
Of the pentasil type
Official title: of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
B01J29/40 (Of the pentasil type) appears on 2,696 US grants and 2,417 published applications in this corpus.
Search patents in B01J- Granted patents
- 2,696
- Published applications
- 2,417
- Assignees
- 734
- Inventors
- 5,318
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 18 | 0 |
| 1978 | 31 | 0 |
| 1979 | 27 | 0 |
| 1980 | 27 | 0 |
| 1981 | 45 | 0 |
| 1982 | 35 | 0 |
| 1983 | 49 | 0 |
| 1984 | 55 | 0 |
| 1985 | 55 | 0 |
| 1986 | 47 | 0 |
| 1987 | 38 | 0 |
| 1988 | 30 | 0 |
| 1989 | 51 | 0 |
| 1990 | 36 | 0 |
| 1991 | 32 | 0 |
| 1992 | 56 | 0 |
| 1993 | 42 | 0 |
| 1994 | 39 | 0 |
| 1995 | 26 | 0 |
| 1996 | 24 | 0 |
| 1997 | 26 | 0 |
| 1998 | 31 | 0 |
| 1999 | 40 | 0 |
| 2000 | 44 | 0 |
| 2001 | 26 | 10 |
| 2002 | 29 | 45 |
| 2003 | 40 | 34 |
| 2004 | 30 | 53 |
| 2005 | 42 | 50 |
| 2006 | 30 | 45 |
| 2007 | 36 | 57 |
| 2008 | 40 | 55 |
| 2009 | 36 | 72 |
| 2010 | 38 | 109 |
| 2011 | 50 | 122 |
| 2012 | 41 | 94 |
| 2013 | 71 | 143 |
| 2014 | 96 | 116 |
| 2015 | 92 | 142 |
| 2016 | 88 | 125 |
| 2017 | 110 | 127 |
| 2018 | 134 | 154 |
| 2019 | 140 | 134 |
| 2020 | 113 | 128 |
| 2021 | 120 | 115 |
| 2022 | 94 | 118 |
| 2023 | 90 | 96 |
| 2024 | 89 | 120 |
| 2025 | 53 | 90 |
| 2026 | 53 | 63 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 29/42Containing iron group metals, noble metals or copper907
- B01J 29/405Containing rare earth elements, titanium, zirconium, hafnium, zinc, cadmium, mercury, gallium, indium430
- B01J 29/48Containing arsenic, antimony, bismuth, vanadium, niobium tantalum, polonium, chromium, molybdenum, tungsten, manganese392
Recent patents
- 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
- Composite catalyst, method for producing composite catalyst, and method for producing lower olefins29 Sep 2026US 12,746,536 B2Chiyoda Corporation
- Systems and methods for processing gas streams29 Sep 2026US 12,747,196 B2University of Notre Dame du Lac
- Systems and methods for catalytic cracking of naphtha with co-feed of mixed waste plastic oil to produce light olefins29 Sep 2026US 12,747,395 B2Sabic Global Technologies B.V.
- 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 physically mixed with nickel oxide and method for manufacturing the same1 Oct 2026US 2026/0295567 A1Seoul National University R&Db Foundation
- Composite of manganese-based oxide and zeolite useful as nh3-scr catalyst24 Sep 2026US 2026/0284594 A1
- 1,3-butadiene synthesis catalyst, method for producing same, and method for producing 1,3-butadiene10 Sep 2026US 2026/0264068 A1Toyo Tire Corporation
- Method for treating a catalyst comprising a zeolite3 Sep 2026US 2026/0257209 A1Ifp Energies Nouvelles
- Enhanced renewable feedstock cracking using modified fcc catalysts20 Aug 2026US 2026/0242674 A1
Most cited
By later US patents
- Process for the manufacture of gasoline304US 4,076,761 AMobil Oil Corporation · 1978
- Process for the manufacture of gasoline300US 4,138,442 AMobil Oil Corporation · 1979
- Conversion of synthesis gas to hydrocarbon mixtures299US 4,096,163 AMobil Oil Corporation · 1978
- Alkylation in presence of thermally modified crystalline aluminosilicate catalyst276US 4,016,218 AMobil Oil Corporation · 1977
- Composition of synthetic porous crystalline material, its synthesis183US 5,102,643 AMobil Oil Corporation · 1992