A61K 31/175
Having the group [image cpc-sch-a61k-0950.gif] , >n—c—n=n— or[image cpc-sch-a61k-0951.gif]
Official title: having the group [IMAGE cpc-sch-A61K-0950.gif] , >N—C(O)—N=N— or[IMAGE cpc-sch-A61K-0951.gif] , e.g. carbonohydrazides, carbazones, semicarbazides, semicarbazones; Thioanalogues thereof
A61K31/175 (Having the group [image cpc-sch-a61k-0950.gif] , >n—c—n=n— or[image cpc-sch-a61k-0951.gif]) appears on 200 US grants and 404 published applications in this corpus.
Search patents in A61K- Granted patents
- 200
- Published applications
- 404
- Assignees
- 208
- Inventors
- 730
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 13 |
| 2003 | 9 | 18 |
| 2004 | 2 | 11 |
| 2005 | 1 | 27 |
| 2006 | 3 | 29 |
| 2007 | 3 | 20 |
| 2008 | 5 | 19 |
| 2009 | 5 | 12 |
| 2010 | 3 | 14 |
| 2011 | 6 | 11 |
| 2012 | 6 | 10 |
| 2013 | 6 | 8 |
| 2014 | 12 | 16 |
| 2015 | 9 | 17 |
| 2016 | 7 | 13 |
| 2017 | 11 | 19 |
| 2018 | 8 | 13 |
| 2019 | 10 | 26 |
| 2020 | 17 | 16 |
| 2021 | 6 | 21 |
| 2022 | 9 | 16 |
| 2023 | 10 | 17 |
| 2024 | 9 | 13 |
| 2025 | 8 | 12 |
| 2026 | 3 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods of treating grade 3 astrocytoma21 Apr 2026US 12,605,349 B2Orbus Therapeutics, Inc.
- Compositions and methods for treating cancer with atypical BRAF mutations24 Mar 2026US 12,582,635 B2Biomed Valley Discoveries, Inc.
- N-(furan-2-ylmethyl)-7H-purin-6-amine for treatment of circadian rhythm diseases, disorders and dysfunctions24 Feb 2026US 12,558,358 B2Fyziologicky Ustav Av Cr, V. V. I.
- Carmustine formulation30 Sep 2025US 12,427,127 B2Emcure Pharmaceuticals Limited
- Disulfide-masked pro-chelator compositions and methods of use12 Aug 2025US 12,383,518 B2Arizona Board of Regents on Behalf of the University of Arizona
- Stem cell-derived ecto-liposome fusion nanoparticles and use thereof10 Sep 2026US 2026/0263362 A1Ectosome Inc.
- Bifunctional fusion protein, and preparation method and use thereof20 Aug 2026US 2026/0242454 A1Fusion Bioscience Inc.
- Oxygen enema composition, enema device, and method for producing oxygen enema composition23 Jul 2026US 2026/0207658 A1MediScience Espoir Inc.
- Treating diseases and disorders with irak4-modifying compounds2 Jul 2026US 2026/0183301 A1Curis, Inc.
- Compositions for treatment of glioma and uses thereof18 Jun 2026US 2026/0166095 A1Pacific Marine Biotech LLC
Most cited
By later US patents
- Use of a peptide167US 5,631,224 ANovo Nordisk A/S · 1997
- Compositions for manipulating the lifespan and stress response of cells and organisms105US 7,544,497 B2BIOMOL International L.P. · 2009
- Guanylhydrazones and their use to treat inflammatory conditions94US 5,854,289 AThe Picower Institute for Medical Research · 1998
- Small particle liposome aerosols for delivery of anti-cancer drugs74US 6,090,407 AResearch Development Foundation · 2000
- Methods of treating nitric oxide and cytokine mediated disorders61US 6,511,800 B1Medical University of South Carolina · 2003