A61K 31/452
Piperidinium derivatives
Official title: Piperidinium derivatives (pancuronium A61K31/58)
A61K31/452 (Piperidinium derivatives) appears on 110 US grants and 187 published applications in this corpus.
Search patents in A61K- Granted patents
- 110
- Published applications
- 187
- Assignees
- 97
- Inventors
- 405
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 1 |
| 2002 | 5 | 9 |
| 2003 | 1 | 6 |
| 2004 | 1 | 12 |
| 2005 | 2 | 8 |
| 2006 | 5 | 15 |
| 2007 | 1 | 13 |
| 2008 | 9 | 6 |
| 2009 | 7 | 4 |
| 2010 | 3 | 4 |
| 2011 | 2 | 7 |
| 2012 | 3 | 5 |
| 2013 | 2 | 3 |
| 2014 | 3 | 8 |
| 2015 | 4 | 6 |
| 2016 | 3 | 9 |
| 2017 | 9 | 5 |
| 2018 | 4 | 8 |
| 2019 | 8 | 4 |
| 2020 | 7 | 10 |
| 2021 | 4 | 11 |
| 2022 | 7 | 8 |
| 2023 | 4 | 7 |
| 2024 | 1 | 6 |
| 2025 | 4 | 7 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of pridopidine and analogs for treating Rett syndrome11 Aug 2026US 12,702,662 B2Prilenia Neurotherapeutics Ltd.
- Small molecule drugs and related methods for treatment of diseases related to TDP-43, alpha-synuclein, huntingtin's protein and tau protein oligomer formation3 Jun 2025US 12,318,357 B2Acelot, Inc.
- Treatment of mitochondrial diseases18 Feb 2025US 12,226,394 B2Khondrion IP B.V.
- Compounds for use in treating depression and migraine28 Jan 2025US 12,208,090 B2Khondrion IP B.V.
- Glycine receptor modulators and methods of use14 Jan 2025US 12,194,033 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- Sulfurized imidazoles in ophthalmic formulations8 Oct 2026US 2026/0306457 A1Geneiii Biotech Company Ltd.
- Neuroactive androgen receptor modulators and use thereof1 Oct 2026US 2026/0294908 A1ENDOCHEM PHARMACEUTICALS (BEIJING) CO., LTD. Beijing
- Pridopidine for the treatment of juvenile huntington disease23 Jul 2026US 2026/0207575 A1Prilenia Neurotherapeutics Ltd.
- Small molecule drugs and related methods for treatment of diseases related to tdp-43, alpha-synuclein, huntingtin's protein and tau protein oligomer formation2 Jul 2026US 2026/0183249 A1Acelot, Inc.
- Nitroxyl polyphenol derivative, methods for the preparation thereof and use thereof8 Jan 2026US 2026/0008751 A1Instytut Biologii Doswiadczalnej im. M. Nenckiego PAN
Most cited
By later US patents
- Methods of indirectly stimulating the vagus nerve with an electrical field284US 6,778,854 B22004
- Methods of performing vagal-induced asystole244US 6,656,960 B2Emory University · 2003
- Pharmacological drug combination in vagal-induced asystole163US 6,429,217 B1Emory University · 2002
- Methods of indirectly stimulating the vagus nerve with an electrical field159US 7,142,910 B2Emory University · 2006
- Pharmacologic drug combination in vagal-induced asystole113US 6,479,523 B1Emory University · 2002