C07C 50/38
Containing —cho or non—quinoid keto groups
Official title: containing —CHO or non—quinoid keto groups
C07C50/38 (Containing —cho or non—quinoid keto groups) appears on 67 US grants and 31 published applications in this corpus.
Search patents in C07C- Granted patents
- 67
- Published applications
- 31
- Assignees
- 52
- Inventors
- 242
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 3 |
| 2004 | 3 | 7 |
| 2005 | 4 | 3 |
| 2006 | 3 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 4 |
| 2014 | 2 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Naphthoquinone-based chalcone derivatives and uses thereof9 Jun 2026US 12,649,709 B2
- Natural product antibiotics and analogs thereof7 Jun 2016US 9,359,275 B2Children's Medical Center Corporation
- 1,4-naphthoquinones derivatives and therapeutic use thereof28 Jul 2015US 9,090,549 B2Centre National de la Recherche Scientifique (CNRS)
- Anti-leishmanial compound and anti-leishmanial drug19 Aug 2014US 8,809,555 B2Aoyama Gakuin Educational Foundation
- Cannabinoid quinone derivatives8 Jul 2014US 8,772,349 B2Vivacell Biotechnology Espana, S.L.
- Naphthoquinone-based chalcone derivatives and uses thereof2 Jan 2025US 2025/0002436 A1
- Perinaphthenone compound and use thereof17 Oct 2024US 2024/0343666 A1Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences
- Protein kinase inhibitors and use thereof for treatment of neurodegenerative diseases1 Dec 2022US 2022/0378721 A1Xavier University of Louisiana
- Asymmetric derivatives of polyphenols of the dinaphthaline series, process of preparing and use thereof26 Nov 2020US 2020/0369618 A1Nearmedic International Limited
- Natural product antibiotics and analogs thereof17 Nov 2016US 2016/0331719 A1Children's Medical Center Corporation
Most cited
By later US patents
- Aromatic-aliphatic ketones useful as photoinitiators66US 4,496,447 AMerck Patent Gesellschaft mit beschraenkter Haftung · 1985
- Aromatic-aliphatic ketones useful as photoinitiators63US 4,374,984 AMerck Patent GmbH · 1983
- Photographic material suited for use in diffusion transfer photography and method of diffusion transfer photography using such material30US 4,232,107 AAgfa-Gevaert · 1980
- Quinone compounds, their production and use29US 4,489,096 ATakeda Chemical Industries, Ltd. · 1984
- Ouinone derivatives and pharmacological use29US 5,210,239 AEisai Co., Ltd. · 1993