A61K 31/4164
1,3-diazoles
Official title: 1,3-Diazoles
A61K31/4164 (1,3-diazoles) appears on 7,186 US grants and 13,232 published applications in this corpus.
Search patents in A61K- Granted patents
- 7,186
- Published applications
- 13,232
- Assignees
- 4,214
- Inventors
- 22,648
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 12 | 0 |
| 1993 | 15 | 0 |
| 1994 | 18 | 0 |
| 1995 | 17 | 0 |
| 1996 | 42 | 0 |
| 1997 | 64 | 0 |
| 1998 | 80 | 0 |
| 1999 | 89 | 0 |
| 2000 | 94 | 0 |
| 2001 | 97 | 33 |
| 2002 | 102 | 165 |
| 2003 | 99 | 226 |
| 2004 | 60 | 265 |
| 2005 | 69 | 312 |
| 2006 | 78 | 305 |
| 2007 | 74 | 297 |
| 2008 | 81 | 313 |
| 2009 | 70 | 327 |
| 2010 | 121 | 368 |
| 2011 | 123 | 460 |
| 2012 | 180 | 450 |
| 2013 | 277 | 581 |
| 2014 | 383 | 722 |
| 2015 | 447 | 755 |
| 2016 | 462 | 761 |
| 2017 | 537 | 706 |
| 2018 | 453 | 708 |
| 2019 | 474 | 707 |
| 2020 | 470 | 717 |
| 2021 | 383 | 748 |
| 2022 | 379 | 712 |
| 2023 | 360 | 719 |
| 2024 | 349 | 704 |
| 2025 | 354 | 617 |
| 2026 | 254 | 554 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61K 31/4184Condensed with carbocyclic rings2,151
- A61K 31/4178Not condensed 1,3-diazoles and containing further heterocyclic rings1,766
- A61K 31/4188Condensed with other heterocyclic ring systems870
- A61K 31/4174Arylalkylimidazoles637
- A61K 31/4166Having oxo groups directly attached to the heterocyclic ring602
- A61K 31/4172Imidazole-alkanecarboxylic acids479
- A61K 31/4168Having a nitrogen attached in position 2399
- A61K 31/417Imidazole-alkylamines318
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Most cited
By later US patents
- Sustained release, comfort formulation for glaucoma therapy329US 4,911,920 AAlcon Laboratories, Inc. · 1990
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