A01N 47/16
The nitrogen atom being part of a heterocyclic ring
Official title: the nitrogen atom being part of a heterocyclic ring
A01N47/16 (The nitrogen atom being part of a heterocyclic ring) appears on 249 US grants and 124 published applications in this corpus.
Search patents in A01N- Granted patents
- 249
- Published applications
- 124
- Assignees
- 113
- Inventors
- 672
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 12 | 0 |
| 1981 | 9 | 0 |
| 1982 | 6 | 0 |
| 1983 | 11 | 0 |
| 1984 | 5 | 0 |
| 1985 | 12 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 2 |
| 2002 | 4 | 6 |
| 2003 | 4 | 8 |
| 2004 | 4 | 11 |
| 2005 | 0 | 2 |
| 2006 | 7 | 5 |
| 2007 | 3 | 2 |
| 2008 | 2 | 1 |
| 2009 | 2 | 1 |
| 2010 | 2 | 5 |
| 2011 | 2 | 7 |
| 2012 | 2 | 3 |
| 2013 | 4 | 6 |
| 2014 | 3 | 2 |
| 2015 | 4 | 11 |
| 2016 | 8 | 9 |
| 2017 | 6 | 6 |
| 2018 | 3 | 3 |
| 2019 | 6 | 3 |
| 2020 | 3 | 7 |
| 2021 | 3 | 6 |
| 2022 | 3 | 3 |
| 2023 | 2 | 4 |
| 2024 | 2 | 2 |
| 2025 | 1 | 6 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Substituted thiophene carboxamides, thiophene carboxylic acids and derivatives thereof2 Jun 2026US 12,642,270 B2Bayer Aktiengesellschaft
- Herbicidal compounds25 Nov 2025US 12,479,804 B2Syngenta Crop Protection AG
- Pyridine ring-substituted pyridazinol compounds and derivatives, preparation methods, herbicidal compositions and applications thereof10 Sep 2024US 12,084,435 B2Qingdao Kingagroot Chemical Compound Co., Ltd.
- Spiro cyclohexanedione derivates as herbicides14 May 2024US 11,980,188 B2Syngenta Participations AG
- Synergistic formulations for control and repellency of biting arthropods26 Dec 2023US 11,849,727 B2Bedoukian Research, Inc.
- Use of 8-hydroxyquinoline derivative9 Jul 2026US 2026/0191850 A1Asieris Pharmaceuticals (Shanghai) Co., Ltd.
- Microbiocidal tetrahydroisoquinoline derivatives9 Jul 2026US 2026/0193226 A1Syngenta Crop Protection AG
- Composition for dissolving an oily compound in water29 Jan 2026US 2026/0026506 A1Affix Labs Oy
- Haloalkyl sulfonanilide compound and herbicide containing the same18 Sep 2025US 2025/0289788 A1Sds Biotech K. K.
- Polyester-polyether solid article comprising pheromone5 Jun 2025US 2025/0176537 A1The Procter & Gamble Company
Most cited
By later US patents
- Heterocyclic compounds114US 4,742,060 ANihon Tokushu Noyaku Seizo K. K. · 1988
- Pesticidal and herbicidal polycyclic 3-aryl-pyrrolidine-2,4-dione derivatives55US 5,225,434 ABayer Aktiengesellschaft · 1993
- Production for producing 3-cyano-4-phenyl indoles and intermediates50US 4,705,801 ACiba-Geigy Corporation · 1987
- Heterocyclic thiazole compounds48US 4,845,106 ANihon Tokushu Noyaku Seizo K. K. · 1989
- Heterocyclic phenyl ethers and herbicides containing same47US 4,130,413 AHoechst Aktiengesellschaft · 1978