C07C 2/862
The non-hydrocarbon contains only oxygen as hetero-atoms
Official title: {the non-hydrocarbon contains only oxygen as hetero-atoms}
C07C2/862 (The non-hydrocarbon contains only oxygen as hetero-atoms) appears on 605 US grants and 403 published applications in this corpus.
Search patents in C07C- Granted patents
- 605
- Published applications
- 403
- Assignees
- 189
- Inventors
- 1,030
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 13 | 0 |
| 1978 | 26 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 17 | 0 |
| 1982 | 9 | 0 |
| 1983 | 17 | 0 |
| 1984 | 25 | 0 |
| 1985 | 17 | 0 |
| 1986 | 15 | 0 |
| 1987 | 9 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 10 | 0 |
| 1991 | 13 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 2 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 10 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 1 |
| 2002 | 6 | 6 |
| 2003 | 10 | 8 |
| 2004 | 4 | 6 |
| 2005 | 7 | 14 |
| 2006 | 10 | 10 |
| 2007 | 9 | 7 |
| 2008 | 8 | 8 |
| 2009 | 6 | 9 |
| 2010 | 10 | 12 |
| 2011 | 10 | 31 |
| 2012 | 13 | 25 |
| 2013 | 17 | 32 |
| 2014 | 18 | 33 |
| 2015 | 27 | 33 |
| 2016 | 26 | 28 |
| 2017 | 27 | 19 |
| 2018 | 20 | 24 |
| 2019 | 24 | 23 |
| 2020 | 18 | 18 |
| 2021 | 19 | 19 |
| 2022 | 12 | 10 |
| 2023 | 13 | 5 |
| 2024 | 1 | 9 |
| 2025 | 4 | 6 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Silicon-aluminum zeolite SCM-36, manufacturing method therefor and application thereof22 Sep 2026US 12,741,879 B2China Petroleum & Chemical Corporation
- Processes for synthesizing paraxylene and catalyst for same9 Jun 2026US 12,649,703 B2Uop LLC
- Method for preparing p-xylene by biomass conversion21 Apr 2026US 12,606,502 B2China Petroleum & Chemical Corporation
- Co-production of high purity isobutylene and high purity isooctene24 Mar 2026US 12,583,805 B2Lummus Technology Inc.
- Method for preparing p-xylene27 Jan 2026US 12,534,423 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- 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
- Catalyst mixture and method of synthesizing alkanes and olefins using the catalyst mixture18 Jun 2026US 2026/0166528 A1Industrial Technology Research Institute
- Method for converting ethanol and methods for producing other hydrocarbons18 Jun 2026US 2026/0167872 A1Asahi Kasei Kabushiki Kaisha
- Integrated bio-refinery for bio-p-xylene with internal bio-ethylene production11 Jun 2026US 2026/0159460 A1Uop LLC
- Mfi zeolites with substituted heteroatoms for selective toluene methylation23 Apr 2026US 2026/0108868 A1Purdue Research Foundation
Most cited
By later US patents
- Phosphorus-containing zeolite catalyst101US 3,972,832 AMobil Oil Corporation · 1976
- Silica-modified zeolite catalyst and conversion therewith85US 4,060,568 AMobil Oil Corporation · 1977
- Crystalline silica and use in alkylation of aromatics82US 4,283,306 AE. I. Du Pont de Nemours and Company · 1981
- Selective para-xylene production by toluene methylation78US 6,504,072 B1ExxonMobil Oil Corporation · 2003
- Zeolite ZSM-5777US 4,873,067 AMobil Oil Corporation · 1989