C07D 203/00
Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only
Official title: Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom
C07D203/00 (Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only) appears on 344 US grants and 235 published applications in this corpus.
Search patents in C07D- Granted patents
- 344
- Published applications
- 235
- Assignees
- 233
- Inventors
- 957
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 14 | 0 |
| 1978 | 13 | 0 |
| 1979 | 11 | 0 |
| 1980 | 5 | 0 |
| 1981 | 12 | 0 |
| 1982 | 6 | 0 |
| 1983 | 11 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 11 | 3 |
| 2002 | 6 | 9 |
| 2003 | 8 | 5 |
| 2004 | 4 | 9 |
| 2005 | 5 | 5 |
| 2006 | 3 | 5 |
| 2007 | 6 | 3 |
| 2008 | 3 | 8 |
| 2009 | 5 | 6 |
| 2010 | 7 | 13 |
| 2011 | 4 | 12 |
| 2012 | 7 | 10 |
| 2013 | 5 | 8 |
| 2014 | 4 | 8 |
| 2015 | 12 | 10 |
| 2016 | 6 | 12 |
| 2017 | 11 | 11 |
| 2018 | 9 | 10 |
| 2019 | 7 | 11 |
| 2020 | 7 | 10 |
| 2021 | 10 | 10 |
| 2022 | 6 | 8 |
| 2023 | 6 | 18 |
| 2024 | 4 | 14 |
| 2025 | 13 | 12 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aromatic sulphonamides derivatives that inhibits PDI A3, their synthesis and use25 Aug 2026US 12,715,854 B2Uniwersytet Jagiellonski
- Reagent for mass spectrometry2 Jun 2026US 12,643,868 B2Roche Diagnostics Operations, Inc.
- Indane-, indene-, azaindane-, and azaindene-amines as activators of serotonin receptors26 May 2026US 12,636,266 B2Rivo Bio, Inc.
- Aziridinyl functional compound26 May 2026US 12,637,423 B2Covestro (Netherlands) B.V.
- Use of 8,9-dihydrocannabidiol compounds19 May 2026US 12,629,384 B2The Regents of the University of California
- Novel lipids and compositions for the delivery of therapeutics13 Aug 2026US 2026/0232810 A1Arbutus Biopharma Corporation
- Novel inhibitors of dna damage responses for cancer therapy23 Jul 2026US 2026/0209193 A1The Regents of the University of California
- Electrophilic reactive linkers for labeling of polypeptides and methods of use thereof25 Jun 2026US 2026/0174880 A1President and Fellows of Harvard College
- Method for synthesis of diazabicyclo[6.2.0]decane related compounds14 May 2026US 2026/0132144 A1Eisai R&D Management Co., Ltd.
- Cationic lipids and preparation method thereof12 Mar 2026US 2026/0069542 A1RiboX Therapeutics HK Limited
Most cited
By later US patents
- Formulations and methods for treatment of mucosal associated conditions with an immune response modifier193US 6,486,168 B13M Innovative Properties Company · 2002
- Lipids and compositions for the delivery of therapeutics102US 8,999,351 B2Tekmira Pharmaceuticals Corporation · 2015
- Lipids and compositions for the delivery of therapeutics101US 9,186,325 B2Tekmira Pharmaceuticals Corporation · 2015
- Modified tripeptides100US 4,596,819 AWarner-Lambert Company · 1986
- 2-Aminocycloaliphatic amide compounds92US 4,145,435 AThe Upjohn Company · 1979