A23K 20/116
Heterocyclic compounds
A23K20/116 (Heterocyclic compounds) appears on 530 US grants and 566 published applications in this corpus.
Search patents in A23K- Granted patents
- 530
- Published applications
- 566
- Assignees
- 363
- Inventors
- 1,590
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 46 | 0 |
| 1977 | 31 | 0 |
| 1978 | 31 | 0 |
| 1979 | 10 | 0 |
| 1980 | 15 | 0 |
| 1981 | 14 | 0 |
| 1982 | 15 | 0 |
| 1983 | 13 | 0 |
| 1984 | 11 | 0 |
| 1985 | 8 | 0 |
| 1986 | 8 | 0 |
| 1987 | 8 | 0 |
| 1988 | 11 | 0 |
| 1989 | 17 | 0 |
| 1990 | 9 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 4 |
| 2002 | 3 | 4 |
| 2003 | 5 | 11 |
| 2004 | 3 | 11 |
| 2005 | 4 | 7 |
| 2006 | 1 | 12 |
| 2007 | 2 | 12 |
| 2008 | 4 | 18 |
| 2009 | 3 | 19 |
| 2010 | 5 | 24 |
| 2011 | 7 | 15 |
| 2012 | 8 | 16 |
| 2013 | 8 | 13 |
| 2014 | 12 | 10 |
| 2015 | 10 | 30 |
| 2016 | 15 | 28 |
| 2017 | 8 | 17 |
| 2018 | 12 | 27 |
| 2019 | 10 | 25 |
| 2020 | 12 | 23 |
| 2021 | 14 | 42 |
| 2022 | 9 | 24 |
| 2023 | 20 | 63 |
| 2024 | 14 | 41 |
| 2025 | 19 | 45 |
| 2026 | 12 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Anti-aging composition with mTOR inhibitor for humans and other mammals1 Sep 2026US 12,721,822 B2
- Anticoccidial composition comprising violacein, and use thereof1 Sep 2026US 12,721,835 B2Cj Cheiljedang Corporation
- 4-Methoxy-2-phenethyl isoindoline-1-one derivative and composition for treating neurological diseases, comprising same11 Aug 2026US 12,703,686 B2Chungbuk National University Industry-Academic Cooperation Foundation
- Feed compositions4 Aug 2026US 12,696,913 B2Ralco Nutrition, Inc.
- Methods and formulations for reducing bovine emissions14 Jul 2026US 12,677,847 B2Elanco US Inc.
- Compositions for reducing methane emission27 Aug 2026US 2026/0248157 A1Mootral Innovations Limited
- Use of sugar cane extracts in the treatment or prevention of microbial infections and dysbiosis27 Aug 2026US 2026/0248874 A1Poly Gain Pte Ltd
- Composition comprising an n-guanylamino acid for drinking water application20 Aug 2026US 2026/0240200 A1Evonik Operations GmbH
- Pelleted Complete Mixed Feed (PCMF) For Improving Lamb Quality And Method Of Preparation Thereof20 Aug 2026US 2026/0240935 A1Baotou Beichen Feed and Technology Inc.
- Use of hesperetin in preparation of drug or feed additive for treating or preventing porcine enveloped virus infections13 Aug 2026US 2026/0232623 A1Hubei Horwath Biotechnology Co., Ltd.
Most cited
By later US patents
- Antidiabetic 3,4,5-trihydroxypiperidines252US 4,639,436 ABayer Aktiengesellschaft · 1987
- Compositions containing 4,5,6,7-tetrahydrobenz[b]thien-4-yl-ureas or derivatives and methods of enhancing growth rate125US 4,036,979 AAmerican Cyanamid Company · 1977
- Benzo-fused lactams promote release of growth hormone103US 5,283,241 AMerck & Co., Inc. · 1994
- Benzo-fused lactams promote release of growth hormone65US 5,672,596 AMerck & Co., Inc. · 1997
- Method of using alpha-keto enamine derivatives as ingredients and products incorporating same56US 6,592,884 B2Nestec S. A. · 2003