C07C 271/44
To hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
Official title: to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
C07C271/44 (To hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals) appears on 159 US grants and 146 published applications in this corpus.
Search patents in C07C- Granted patents
- 159
- Published applications
- 146
- Assignees
- 136
- Inventors
- 560
- Latest grant
- 10 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 9 | 6 |
| 2003 | 7 | 5 |
| 2004 | 3 | 12 |
| 2005 | 0 | 3 |
| 2006 | 3 | 10 |
| 2007 | 3 | 13 |
| 2008 | 3 | 6 |
| 2009 | 8 | 11 |
| 2010 | 6 | 10 |
| 2011 | 7 | 6 |
| 2012 | 15 | 8 |
| 2013 | 7 | 8 |
| 2014 | 4 | 5 |
| 2015 | 1 | 3 |
| 2016 | 11 | 11 |
| 2017 | 6 | 5 |
| 2018 | 3 | 3 |
| 2019 | 4 | 5 |
| 2020 | 3 | 4 |
| 2021 | 2 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 3 |
| 2025 | 0 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Acrylate derivative, use and production intermediate compound of the same10 Sep 2024US 12,082,581 B2Sumitomo Chemical Company, Limited
- Hydroquinone compounds, preparation methods therefor, and use in anti-tumor or immunomodulation therapy29 Aug 2023US 11,738,000 B2Biomedical Analysis Center, Academy of Military Medical Sciences
- Polymer photopolymerization sensitizer23 Aug 2022US 11,420,928 B2Kawasaki Kasei Chemicals Ltd.
- DNP and DNP prodrug treatment of neuromuscular, neurodegenerative, autoimmune, developmental, traumatic brain injury, concussion, dry eye disease, hearing loss and/or metabolic diseases9 Aug 2022US 11,406,642 B2BioVentures, LLC
- Donezil pamoate, method of preparation and use thereof23 Mar 2021US 10,952,958 B2
- Compound and use thereof in treatment of treg-related diseases9 Jul 2026US 2026/0193222 A1Benethera (Shaoxing) Biotechnology Co., Ltd.
- Carbamate compound9 Apr 2026US 2026/0098022 A1Mitsui Chemicals, Inc.
- Acrylate derivative, use and production intermediate compound of the same28 Nov 2024US 2024/0389582 A1Sumitomo Chemical Company, Limited
- Acrylate derivative, use and production intermediate compound of the same28 Nov 2024US 2024/0389583 A1Sumitomo Chemical Company, Limited
- Fluorine-containing pillararene25 Apr 2024US 2024/0132432 A1Daikin Industries, Ltd.
Most cited
By later US patents
- UV curable crosslinking agents useful in copolymerization224US 5,449,729 ABausch & Lomb Incorporated · 1995
- UV curable crosslinking agents useful in copolymerization217US 5,310,779 ABausch & Lomb Incorporated · 1994
- UV curable crosslinking agents useful in copolymerization160US 5,512,205 ABausch & Lomb Incorporated · 1996
- Prodrugs of cannabidiol, compositions comprising prodrugs of cannabidiol and methods of using the same88US 8,293,786 B2AllTranz Inc. · 2012
- Anti-inflammatory compounds62US 6,509,369 B2Ortho-McNeil Pharmaceutical, Inc. · 2003