A61K 31/4418
Having a carbocyclic group directly attached to the heterocyclic ring
Official title: having a carbocyclic group directly attached to the heterocyclic ring, e.g. cyproheptadine
A61K31/4418 (Having a carbocyclic group directly attached to the heterocyclic ring) appears on 815 US grants and 1,578 published applications in this corpus.
Search patents in A61K- Granted patents
- 815
- Published applications
- 1,578
- Assignees
- 707
- Inventors
- 3,021
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 9 | 0 |
| 2000 | 4 | 0 |
| 2001 | 15 | 4 |
| 2002 | 14 | 23 |
| 2003 | 7 | 19 |
| 2004 | 5 | 23 |
| 2005 | 3 | 17 |
| 2006 | 7 | 29 |
| 2007 | 7 | 20 |
| 2008 | 4 | 22 |
| 2009 | 7 | 22 |
| 2010 | 14 | 35 |
| 2011 | 16 | 40 |
| 2012 | 13 | 47 |
| 2013 | 31 | 68 |
| 2014 | 39 | 80 |
| 2015 | 53 | 111 |
| 2016 | 49 | 94 |
| 2017 | 65 | 100 |
| 2018 | 65 | 84 |
| 2019 | 58 | 99 |
| 2020 | 53 | 99 |
| 2021 | 63 | 113 |
| 2022 | 37 | 69 |
| 2023 | 51 | 109 |
| 2024 | 43 | 96 |
| 2025 | 48 | 95 |
| 2026 | 30 | 60 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Treatment of immunosuppressed subjects15 Sep 2026US 12,734,216 B2NantCell, Inc.
- Arylsulfonamides as orexin receptor agonists8 Sep 2026US 12,729,178 B2Research Triangle Institute
- Use of pridopidine and analogs for treating Rett syndrome11 Aug 2026US 12,702,662 B2Prilenia Neurotherapeutics Ltd.
- Semi-solid, oil-based pharmaceutical compositions containing pirfenidone for application in tissue repair11 Aug 2026US 12,702,713 B2Excalibur Pharmaceuticals, Inc.
- Therapeutic methods using vadadustat4 Aug 2026US 12,697,330 B2Akebia Therapeutics, Inc.
- Formulation for an effective oral administration of ciclopirox with no adversal gastrointestinal toxicity8 Oct 2026US 2026/0306400 A1AsociacióN Centro De InvestigacióN Cooperativa En Biociencias-Cic Biogune
- Composition for removing and inhibiting senescent cells, and uses thereof8 Oct 2026US 2026/0306460 A1Lifeceutix Co., Ltd.
- Tomm6-interacting extracts and compounds for use in the treatment and prophylaxis of nervous system diseases, atherosclerosis, hepatitis b infection and human papilloma virus (hpv) infection8 Oct 2026US 2026/0306473 A1
- Pharmaceutical composition for the treatment of post-traumatic stress syndrome1 Oct 2026US 2026/0294883 A1Kinnov Therapeutics
- Therapeutic compounds1 Oct 2026US 2026/0297016 A1Regents of the University of Minnesota
Most cited
By later US patents
- Pyridine and pyrazine derivative for the treatment of CF76US 8,247,436 B2Novartis AG · 2012
- Methods and materials for treating and preventing inflammation of mucosal tissue74US 6,555,566 B2Mayo Foundation for Medical Education and Research · 2003
- Methods and materials for treating and preventing inflammation of mucosal tissue58US 6,207,703 B12001
- Biaryl compounds as serine protease inhibitors57US 6,699,994 B1BioCryst Pharmaceuticals, Inc. · 2004
- Tablet comprising a delayed release coating56US 6,350,471 B1Pharma Pass LLC · 2002