C07C 1/32
Starting from compounds containing hetero-atoms other than or in addition to oxygen
Official title: starting from compounds containing hetero-atoms other than or in addition to oxygen or halogen
C07C1/32 (Starting from compounds containing hetero-atoms other than or in addition to oxygen) appears on 407 US grants and 327 published applications in this corpus.
Search patents in C07C- Granted patents
- 407
- Published applications
- 327
- Assignees
- 261
- Inventors
- 983
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 11 | 0 |
| 1978 | 4 | 0 |
| 1979 | 8 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 16 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 1 |
| 2002 | 10 | 11 |
| 2003 | 13 | 16 |
| 2004 | 5 | 7 |
| 2005 | 7 | 13 |
| 2006 | 9 | 11 |
| 2007 | 8 | 11 |
| 2008 | 6 | 5 |
| 2009 | 12 | 9 |
| 2010 | 6 | 16 |
| 2011 | 6 | 28 |
| 2012 | 13 | 16 |
| 2013 | 11 | 13 |
| 2014 | 12 | 10 |
| 2015 | 22 | 22 |
| 2016 | 16 | 29 |
| 2017 | 26 | 14 |
| 2018 | 14 | 10 |
| 2019 | 12 | 10 |
| 2020 | 8 | 7 |
| 2021 | 9 | 11 |
| 2022 | 5 | 8 |
| 2023 | 7 | 15 |
| 2024 | 13 | 21 |
| 2025 | 3 | 9 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photoresist composition including a chrysene compound, method of forming a pattern using the same, and method of fabricating 6-nitrochrysene6 Jan 2026US 12,516,014 B2Samsung Electronics Co., Ltd.
- Method for producing metal carbide, method for producing hydrocarbon, and metal carbide composition16 Sep 2025US 12,416,087 B2Daikin Industries, Ltd.
- Method for preparing deuterated compound4 Feb 2025US 12,215,063 B2LG Chem.Ltd.
- Process for debromination of novel brominated flame retardants using Zn-based additives21 Jan 2025US 12,202,780 B1United Arab Emirates University
- System and method for low-cost methane upgrading to added-valuable products22 Oct 2024US 12,122,731 B2Qatar Foundation for Education, Science and Community Development
- Dielectric mie resonator cupric/cuprous-oxide based photocatalysts for suzuki coupling reaction8 Oct 2026US 2026/0307062 A1
- New intermediate for beta-carotene synthesis23 Jul 2026US 2026/0209257 A1Dsm IP Assets B.V.
- Novel iron-based compounds, processes for the preparation thereof, and use thereof as catalysts16 Jul 2026US 2026/0200963 A1Centre National De La Recherche Scientifique
- One-pot synthesis of substituted flourenes2 Apr 2026US 2026/0092028 A1Chevron Phillips Chemical Company LP
- Method for producing metal carbide, method for producing hydrocarbon, and metal carbide composition4 Dec 2025US 2025/0369129 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Ligands for metals and improved metal-catalyzed processes based thereon143US 6,307,087 B1Massachusetts Institute of Technology · 2001
- Production of light olefins from aliphatic hetero compounds123US 4,677,243 AUnion Carbide Corporation · 1987
- Chemical conversion process107US 4,861,938 AUop LLC · 1989
- Ligands for metals and improved metal-catalyzed processes based thereon83US 6,946,560 B2Massachusetts Institute of Technology · 2005
- Ligands for metals and improved metal-catalyzed processes based thereon80US 7,026,498 B2Massachusetts Institute of Technology · 2006