C07C 43/2055
Containing more than one ether bond
Official title: {containing more than one ether bond}
C07C43/2055 (Containing more than one ether bond) appears on 232 US grants and 140 published applications in this corpus.
Search patents in C07C- Granted patents
- 232
- Published applications
- 140
- Assignees
- 134
- Inventors
- 543
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 9 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 15 | 0 |
| 1997 | 21 | 0 |
| 1998 | 9 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 4 |
| 2003 | 5 | 5 |
| 2004 | 3 | 3 |
| 2005 | 2 | 3 |
| 2006 | 1 | 3 |
| 2007 | 2 | 3 |
| 2008 | 2 | 4 |
| 2009 | 1 | 8 |
| 2010 | 1 | 5 |
| 2011 | 5 | 6 |
| 2012 | 3 | 3 |
| 2013 | 5 | 6 |
| 2014 | 5 | 11 |
| 2015 | 8 | 14 |
| 2016 | 7 | 11 |
| 2017 | 9 | 15 |
| 2018 | 11 | 5 |
| 2019 | 9 | 3 |
| 2020 | 4 | 5 |
| 2021 | 2 | 5 |
| 2022 | 1 | 6 |
| 2023 | 3 | 4 |
| 2024 | 3 | 1 |
| 2025 | 3 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Salt, acid generator, resist composition and method for producing resist pattern10 Feb 2026US 12,547,073 B2Sumitomo Chemical Company, Limited
- Polyalkylene glycol-based compound18 Feb 2025US 12,227,471 B2Idemitsu Kosan Co., Ltd.
- Cannabinoid derivatives14 Jan 2025US 12,195,429 B2Canopy Growth Corporation
- Ion channel antagonists/blockers and uses thereof7 Jan 2025US 12,187,681 B2Shanghai East Hospital
- Biphenyl derivative compound and use thereof23 Jul 2024US 12,043,594 B2Ewha University-Industry Collaboration Foundation
- Compound, composition, and package structure8 Oct 2026US 2026/0308096 A1Industrial Technology Research Institute
- Non-ionic surfactants and methods of making and using the same2 Jul 2026US 2026/0184660 A1Life Technologies Corporation
- Non-ionic surfactants and methods of making and using the same2 Jul 2026US 2026/0184995 A1Life Technologies Corporation
- Precursors of phenolic fragrant compounds31 Jul 2025US 2025/0243427 A1Givaudan SA
- Fragrance and flavor compositions comprising benzene derivatives24 Jul 2025US 2025/0236810 A1
Most cited
By later US patents
- Bis mono- and bicyclic aryl and heteroaryl compounds which inhibit EGF and/or PDGF receptor tyrosine kinase226US 5,480,883 ARhone-Poulenc Rorer Pharmaceuticals Inc. · 1996
- Bis mono- and bicyclic aryl and heteroaryl compounds which inhibit EGF and/or PDGF receptor tyrosine kinase209US 5,409,930 ARhone-Poulenc Rorer Pharmaceuticals Inc. · 1995
- Aryl and heteroaryl quinazoline compounds which inhibit EGF and/or PDGF receptor tyrosine kinase198US 5,710,158 ARhone-Poulenc Rorer Pharmaceuticals Inc. · 1998
- Bis mono- and bicyclic aryl and heteroaryl compounds which inhibit EGF and/or PDGF receptor tyrosine kinase171US 5,646,153 ARhone-Poulenc Rorer Pharmaceuticals Inc. · 1997
- Retroviral protease inhibiting compounds159US 5,142,056 AAbbott Laboratories · 1992