C07C 2529/40
Of the pentasil type
Official title: of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
C07C2529/40 (Of the pentasil type) appears on 1,539 US grants and 1,267 published applications in this corpus.
Search patents in C07C- Granted patents
- 1,539
- Published applications
- 1,267
- Assignees
- 383
- Inventors
- 2,647
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 23 | 0 |
| 1978 | 34 | 0 |
| 1979 | 12 | 0 |
| 1980 | 16 | 0 |
| 1981 | 26 | 0 |
| 1982 | 17 | 0 |
| 1983 | 33 | 0 |
| 1984 | 24 | 0 |
| 1985 | 40 | 0 |
| 1986 | 22 | 0 |
| 1987 | 31 | 0 |
| 1988 | 39 | 0 |
| 1989 | 33 | 0 |
| 1990 | 32 | 0 |
| 1991 | 35 | 0 |
| 1992 | 13 | 0 |
| 1993 | 12 | 0 |
| 1994 | 12 | 0 |
| 1995 | 14 | 0 |
| 1996 | 12 | 0 |
| 1997 | 11 | 0 |
| 1998 | 15 | 0 |
| 1999 | 18 | 0 |
| 2000 | 20 | 0 |
| 2001 | 14 | 6 |
| 2002 | 18 | 15 |
| 2003 | 16 | 12 |
| 2004 | 12 | 24 |
| 2005 | 13 | 29 |
| 2006 | 13 | 13 |
| 2007 | 21 | 17 |
| 2008 | 26 | 46 |
| 2009 | 15 | 22 |
| 2010 | 26 | 64 |
| 2011 | 32 | 69 |
| 2012 | 29 | 38 |
| 2013 | 33 | 91 |
| 2014 | 49 | 75 |
| 2015 | 68 | 105 |
| 2016 | 58 | 82 |
| 2017 | 71 | 77 |
| 2018 | 95 | 69 |
| 2019 | 84 | 90 |
| 2020 | 65 | 61 |
| 2021 | 63 | 54 |
| 2022 | 48 | 50 |
| 2023 | 35 | 42 |
| 2024 | 41 | 59 |
| 2025 | 21 | 37 |
| 2026 | 18 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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
- Ethane activation systems including a composite media and related reactor apparatuses22 Sep 2026US 12,741,274 B2Battelle Energy Alliance, LLC
- Method for purifying 1-hexene8 Sep 2026US 12,729,170 B2Sabic Global Technologies B.V.
- Process and catalyst for converting natural gasoline to light olefins8 Sep 2026US 12,729,345 B2King Fahd University of Petroleum and Minerals
- Method for treating cancerous tissue with a nanotherapeutic1 Sep 2026US 12,721,910 B2Imam Abdulrahman Bin Faisal University
- Methods and apparatuses for processing hydrocarbons to produce light olefins24 Sep 2026US 2026/0285784 A1King Abdullah University of Science and Technology
- Production of P-Xylene by Liquid-Phase Isomerization in the Presence of C9+ Aromatic Hydrocarbons and Separation Thereof27 Aug 2026US 2026/0250219 A1
- Sorption-Enhanced Conversion of Oxygenates to Hydrocarbons20 Aug 2026US 2026/0242671 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Method for preparing aromatic hydrocarbons by means of coupling conversion of co and polyolefin6 Aug 2026US 2026/0225972 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Method for preparing aromatic hydrocarbon by coupling conversion of co2 and polyolefin6 Aug 2026US 2026/0225973 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
Most cited
By later US patents
- Process for the manufacture of gasoline304US 4,076,761 AMobil Oil Corporation · 1978
- 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
- Conversion of biological material to liquid fuels177US 4,300,009 AMobil Oil Corporation · 1981
- Integrated two step process for conversion of methane to liquid hydrocarbons of gasoline range124US 5,336,825 ACouncil of Scientific and Industrial Research · 1994