C07D 217/10
Quaternary compounds
C07D217/10 (Quaternary compounds) appears on 81 US grants and 61 published applications in this corpus.
Search patents in C07D- Granted patents
- 81
- Published applications
- 61
- Assignees
- 63
- Inventors
- 256
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 3 |
| 2004 | 1 | 2 |
| 2005 | 3 | 5 |
| 2006 | 2 | 2 |
| 2007 | 1 | 2 |
| 2008 | 3 | 6 |
| 2009 | 3 | 5 |
| 2010 | 0 | 10 |
| 2011 | 2 | 4 |
| 2012 | 6 | 1 |
| 2013 | 3 | 3 |
| 2014 | 3 | 5 |
| 2015 | 3 | 0 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 3 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compounds for the treatment of neurodegenerative and metabolic disorders31 Mar 2026US 12,590,094 B2University of Florida Research Foundation, Inc.
- Charged ion channel blockers and methods for use29 Nov 2022US 11,512,058 B2Nocion Therapeutics, Inc.
- Iminium salt organocatalysts, method of making, and methods of using2 Nov 2021US 11,161,102 B2University of Virginia Patent Foundation
- Use of substituted dihydroisoquinolinium salts for treating keratin materials, compositions and implementation processes10 Aug 2021US 11,083,679 B2L'oreal
- Charged ion channel blockers and methods for use2 Mar 2021US 10,934,263 B2Nocion Therapeutics, Inc.
- Charged Ion Channel Blockers and Methods for Use30 Apr 2026US 2026/0116859 A1Nocion Therapeutics, Inc.
- Charged ion channel blockers and methods for use6 Apr 2023US 2023/0107360 A1Nocion Therapeutics, Inc.
- Compounds for the treatment of neurodegenerative and metabolic disorders9 Feb 2023US 2023/0041523 A1University of Florida Research Foundation, Inc.
- Charged ion channel blockers and methods for use1 Sep 2022US 2022/0274936 A1Nocion Therapeutics, Inc.
- Nanoparticle, contrast agent for magnetic resonance imaging comprising same and zwitterionic ligand compound16 Jun 2022US 2022/0184236 A1Astellas Pharma Inc.
Most cited
By later US patents
- Color-safe bleach boosters, compositions and laundry methods employing same297US 5,576,282 AThe Procter & Gamble Company · 1996
- Color-safe bleach boosters, compositions and laundry methods employing same86US 5,817,614 AThe Procter & Gamble Company · 1998
- Lipid derivatives80US 5,047,540 AShionogi & Co., Ltd. · 1991
- Lipid derivatives78US 5,138,067 AShionogi & Co., Ltd. · 1992
- Process and diagnostic device for the determination of ammonia and of substrates which react with the formation of ammonia35US 4,223,089 ABoehringer Mannheim GmbH · 1980