A61K 31/423
Condensed with carbocyclic rings
Official title: condensed with carbocyclic rings
A61K31/423 (Condensed with carbocyclic rings) appears on 704 US grants and 1,273 published applications in this corpus.
Search patents in A61K- Granted patents
- 704
- Published applications
- 1,273
- Assignees
- 562
- Inventors
- 2,980
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 3 |
| 2002 | 10 | 8 |
| 2003 | 8 | 36 |
| 2004 | 27 | 67 |
| 2005 | 7 | 35 |
| 2006 | 52 | 41 |
| 2007 | 8 | 40 |
| 2008 | 20 | 24 |
| 2009 | 14 | 28 |
| 2010 | 16 | 25 |
| 2011 | 12 | 35 |
| 2012 | 17 | 26 |
| 2013 | 22 | 36 |
| 2014 | 30 | 52 |
| 2015 | 32 | 57 |
| 2016 | 35 | 62 |
| 2017 | 53 | 78 |
| 2018 | 50 | 72 |
| 2019 | 58 | 65 |
| 2020 | 35 | 60 |
| 2021 | 30 | 69 |
| 2022 | 39 | 68 |
| 2023 | 32 | 71 |
| 2024 | 32 | 64 |
| 2025 | 25 | 86 |
| 2026 | 20 | 65 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods of treating spinal cord injury or damage15 Sep 2026US 12,734,159 B2Spinogenix, Inc.
- Use of cannabidiol in the treatment of seizures associated with rare epilepsy syndromes related to structural abnormalities of the brain18 Aug 2026US 12,708,632 B2Jazz Pharmaceuticals Research UK Limited
- Composition for preventing or treating chronic kidney disease, comprising compound that induces expression of anti-aging gene klotho28 Jul 2026US 12,691,102 B2Klotho Sciences
- Oral pharmaceutical composition comprising Zonisamide and process of preparation thereof21 Jul 2026US 12,685,723 B2Azurity Pharmaceuticals, Inc.
- Pharmaceutical composition14 Jul 2026US 12,678,426 B2Kowa Company, Ltd.
- Hyaluronic acid hydrogels with agent to enhance resorption8 Oct 2026US 2026/0306398 A1Boston Scientific Scimed, Inc.
- Ketamine for the treatment of menstrually related symptoms1 Oct 2026US 2026/0294843 A1
- Lysine acetyltransferase 6a (kat6a) inhibitor, combinations and uses thereof1 Oct 2026US 2026/0294884 A1Insilico Medicine IP Limited
- Inhibitors of spinster homolog 2 (spns2) for use in therapy1 Oct 2026US 2026/0297044 A1University of Virginia Patent Foundation
- Linear dipeptidyl peptidase 1 inhibitors and uses thereof24 Sep 2026US 2026/0285821 A1
Most cited
By later US patents
- Nitrogen-containing condensed cyclic compound having a pyrazolyl group as a substituent group and pharmaceutical composition thereof170US 7,074,801 B1Eisai Co., Ltd. · 2006
- Delivery of erectile dysfunction drugs through an inhalation route120US 6,803,031 B2Alexza Molecular Delivery Corporation · 2004
- Delivery of opioids through an inhalation route113US 7,169,378 B2Alexza Pharmaceuticals, Inc. · 2007
- Delivery of opioids through an inhalation route107US 6,776,978 B2Alexza Molecular Delivery Corporation · 2004
- Delivery of drug esters through an inhalation route101US 7,070,765 B2Alexza Pharmaceuticals, Inc. · 2006