C07D 233/52
With hetero atoms directly attached to said nitrogen atoms
Official title: with hetero atoms directly attached to said nitrogen atoms
C07D233/52 (With hetero atoms directly attached to said nitrogen atoms) appears on 96 US grants and 37 published applications in this corpus.
Search patents in C07D- Granted patents
- 96
- Published applications
- 37
- Assignees
- 55
- Inventors
- 242
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 3 | 3 |
| 2011 | 0 | 2 |
| 2012 | 2 | 0 |
| 2013 | 2 | 2 |
| 2014 | 2 | 1 |
| 2015 | 1 | 1 |
| 2016 | 3 | 5 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 2 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 3 |
| 2023 | 0 | 0 |
| 2024 | 3 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and compositions for treating cancer22 Sep 2026US 12,740,976 B2City of Hope
- Modified oligonucleotides and methods for their synthesis16 Sep 2025US 12,415,828 B2Noogen LLC
- Therapeutic compounds11 Jun 2024US 12,006,294 B2Regents of the University of Minnesota
- 1-(4-bromobenzylideneamino)-5-phenylimidazolidine-2,4-dione as an antimicrobial compound21 May 2024US 11,987,559 B1King Faisal University
- Organic electroluminescence device and diamine compound for organic electroluminescence device23 Apr 2024US 11,968,887 B2Samsung Display Co., Ltd.
- Mercaptoacetophenone aminohydrazones, their salts and uses thereof21 Nov 2024US 2024/0383846 A1London Pharmaceuticals and Research Corporation
- Methods and compositions for treating cancer24 Nov 2022US 2022/0370434 A1City of Hope
- Organic electroluminescence device and diamine compound for organic electroluminescence device27 Oct 2022US 2022/0344589 A1Samsung Display Co., Ltd.
- Aminoguanidine hydrazones as retromer stabilizers useful for treating neurological diseases7 Jul 2022US 2022/0213030 A1Ospedale San Raffaele S.R.L.
- A Manufacturing Process for 2-Nitroimino Heterocyclic Compounds15 Jul 2021US 2021/0214313 A1Upl Ltd
Most cited
By later US patents
- Heterocyclic compounds114US 4,742,060 ANihon Tokushu Noyaku Seizo K. K. · 1988
- Heterocyclic thiazole compounds48US 4,845,106 ANihon Tokushu Noyaku Seizo K. K. · 1989
- Imino compounds, process for their preparation and their use as victronectin antagonists42US 6,005,117 AHoechst Aktiengesellschaft · 1999
- Heterocyclic compounds39US 5,298,507 ANihon Bayer Agrochem K. K. · 1994
- CETP inhibitors38US 7,652,049 B2Merck & Co., Inc. · 2010