A01N 43/26
Five-membered rings
Official title: five-membered rings
A01N43/26 (Five-membered rings) appears on 525 US grants and 355 published applications in this corpus.
Search patents in A01N- Granted patents
- 525
- Published applications
- 355
- Assignees
- 219
- Inventors
- 1,248
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 16 | 0 |
| 1981 | 15 | 0 |
| 1982 | 17 | 0 |
| 1983 | 14 | 0 |
| 1984 | 14 | 0 |
| 1985 | 15 | 0 |
| 1986 | 12 | 0 |
| 1987 | 14 | 0 |
| 1988 | 15 | 0 |
| 1989 | 24 | 0 |
| 1990 | 19 | 0 |
| 1991 | 17 | 0 |
| 1992 | 13 | 0 |
| 1993 | 15 | 0 |
| 1994 | 10 | 0 |
| 1995 | 14 | 0 |
| 1996 | 10 | 0 |
| 1997 | 13 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 0 |
| 2002 | 9 | 4 |
| 2003 | 2 | 4 |
| 2004 | 2 | 12 |
| 2005 | 2 | 11 |
| 2006 | 5 | 14 |
| 2007 | 5 | 10 |
| 2008 | 6 | 11 |
| 2009 | 5 | 12 |
| 2010 | 4 | 8 |
| 2011 | 7 | 12 |
| 2012 | 10 | 16 |
| 2013 | 8 | 24 |
| 2014 | 18 | 21 |
| 2015 | 21 | 27 |
| 2016 | 15 | 18 |
| 2017 | 13 | 15 |
| 2018 | 9 | 12 |
| 2019 | 11 | 14 |
| 2020 | 8 | 13 |
| 2021 | 8 | 15 |
| 2022 | 4 | 14 |
| 2023 | 6 | 20 |
| 2024 | 11 | 17 |
| 2025 | 11 | 18 |
| 2026 | 7 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pest control using natural pest control agent blends1 Sep 2026US 12,721,340 B2Tyratech, Inc.
- Sulfonamide apyrase inhibitors21 Jul 2026US 12,685,312 B2Texas Crop Science, Inc.
- Formulation for seed treatment comprising fluensulfone19 May 2026US 12,628,824 B2Adama Makhteshim Ltd.
- Method and compounds to induce plant tolerance against arthropod pests7 Apr 2026US 12,593,844 B2Universiteit Gent
- Antimicrobial composition10 Mar 2026US 12,569,419 B2Firmenich SA
- Isobutylene-based cationic salt polymer, preparation method therefor, use thereof, and antibacterial polymer material3 Sep 2026US 2026/0258171 A1China Petroleum & Chemical Corporation
- A method of treating seeds and seeds produced thereby13 Aug 2026US 2026/0231848 A1Cyprus University of Technology
- Compounds and compositions having knock-down or blood feed inhibition activity against insect pests23 Jul 2026US 2026/0206755 A1Syngenta Crop Protection AG
- Binary insecticide composition and use thereof16 Jul 2026US 2026/0198495 A1Jiangsu Yangnong Chemical Co., Ltd.
- Insecticidal preparation containing m-diamide compound and use thereof9 Jul 2026US 2026/0191195 A1Jiangsu Yangnong Chemical Co., Ltd.
Most cited
By later US patents
- Insecticidal N'-substituted-N,N'-diacylhydrazines83US 4,985,461 ARohm and Haas Company · 1991
- Insecticidal N'-substituted-N,N'-diacylhydrazines72US 5,530,028 ARohm and Haas Company · 1996
- Insecticidal N' substituted-N-N'-disubstituted-hydrazines67US 5,117,057 ARohm and Haas Company · 1992
- Sequential application method for treating plants with exogenous chemicals60US 5,985,793 AMonsanto Company · 1999
- Anthelmintic N'-substituted-N,N'-disubstitutedhydrazines56US 5,424,333 ARohm and Haas Company · 1995