A01N 43/82
Five-membered rings with three ring hetero atoms
Official title: five-membered rings with three ring hetero atoms
A01N43/82 (Five-membered rings with three ring hetero atoms) appears on 970 US grants and 883 published applications in this corpus.
Search patents in A01N- Granted patents
- 970
- Published applications
- 883
- Assignees
- 260
- Inventors
- 2,328
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 14 | 0 |
| 1978 | 15 | 0 |
| 1979 | 10 | 0 |
| 1980 | 12 | 0 |
| 1981 | 26 | 0 |
| 1982 | 16 | 0 |
| 1983 | 8 | 0 |
| 1984 | 10 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 17 | 0 |
| 1988 | 13 | 0 |
| 1989 | 22 | 0 |
| 1990 | 22 | 0 |
| 1991 | 18 | 0 |
| 1992 | 18 | 0 |
| 1993 | 21 | 0 |
| 1994 | 22 | 0 |
| 1995 | 23 | 0 |
| 1996 | 23 | 0 |
| 1997 | 18 | 0 |
| 1998 | 29 | 0 |
| 1999 | 26 | 0 |
| 2000 | 22 | 0 |
| 2001 | 22 | 4 |
| 2002 | 18 | 14 |
| 2003 | 17 | 14 |
| 2004 | 10 | 18 |
| 2005 | 11 | 15 |
| 2006 | 5 | 12 |
| 2007 | 2 | 16 |
| 2008 | 9 | 7 |
| 2009 | 5 | 23 |
| 2010 | 9 | 27 |
| 2011 | 10 | 44 |
| 2012 | 16 | 23 |
| 2013 | 22 | 52 |
| 2014 | 33 | 65 |
| 2015 | 48 | 43 |
| 2016 | 34 | 53 |
| 2017 | 35 | 40 |
| 2018 | 30 | 55 |
| 2019 | 34 | 57 |
| 2020 | 34 | 63 |
| 2021 | 30 | 47 |
| 2022 | 27 | 39 |
| 2023 | 17 | 53 |
| 2024 | 22 | 42 |
| 2025 | 20 | 32 |
| 2026 | 19 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- N-phenylimine derivative and preparation method and use thereof15 Sep 2026US 12,735,410 B2Guizhou University
- Aryltetrahydropyridazine derivative or salt thereof, insecticidal agent containing the compound, and method of use thereof1 Sep 2026US 12,723,036 B2Nihon Nohyaku Co., Ltd.
- Dioxazolines and their use as herbicides25 Aug 2026US 12,714,107 B2BASF SE
- [(5-phenyl-1-heteroaryl-1H-pyrazol-3-yl)oxy] acetic acid derivatives as safeners for the protection of useful plants and crop plants28 Jul 2026US 12,690,584 B2Bayer Aktiengesellschaft
- Fungicidal composition containing oxadiazole compounds28 Jul 2026US 12,690,591 B2Pi Industries Ltd.
- Methods of controlling or preventing infestation of plants by the phytopathogenic microorganism corynespora cassiicola1 Oct 2026US 2026/0293902 A1Syngenta Crop Protection AG
- Control of pests resistant to insecticides17 Sep 2026US 2026/0271928 A1Syngenta Crop Protection AG
- Antibacterial compounds17 Sep 2026US 2026/0274816 A1The Penn State Research Foundation
- A method of treating seeds and seeds produced thereby13 Aug 2026US 2026/0231848 A1Cyprus University of Technology
- Substituted pyrrolidone compound, preparation method therefor, composition and application thereof6 Aug 2026US 2026/0223850 A1Qingdao Kingagroot Chemical Compound Co., Ltd.
Most cited
By later US patents
- N-indanyl carboxamide derivative and agricultural/horticultural fungicide containing the derivative as active ingredient141US 4,914,097 AMitsubishi Kasei Corporation · 1990
- Heterocyclic compounds114US 4,742,060 ANihon Tokushu Noyaku Seizo K. K. · 1988
- Fungicides103US 6,630,495 B1Bayer CropScience AG · 2003
- Pyrimidone derivatives with antifungal activity66US 5,807,854 AJ. Uriah & Cia. S.A. · 1998
- Herbicides64US 6,894,005 B1Syngenta Crop Protection AG · 2005