A23K 20/132
Containing only one nitrogen as hetero atom
Official title: containing only one nitrogen as hetero atom
A23K20/132 (Containing only one nitrogen as hetero atom) appears on 116 US grants and 107 published applications in this corpus.
Search patents in A23K- Granted patents
- 116
- Published applications
- 107
- Assignees
- 85
- Inventors
- 347
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 7 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 3 |
| 2007 | 1 | 3 |
| 2008 | 0 | 5 |
| 2009 | 0 | 3 |
| 2010 | 1 | 0 |
| 2011 | 1 | 3 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 3 | 5 |
| 2015 | 2 | 2 |
| 2016 | 2 | 6 |
| 2017 | 1 | 3 |
| 2018 | 1 | 7 |
| 2019 | 2 | 3 |
| 2020 | 3 | 7 |
| 2021 | 5 | 11 |
| 2022 | 2 | 7 |
| 2023 | 3 | 9 |
| 2024 | 4 | 9 |
| 2025 | 6 | 8 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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
- Methods and formulations for reducing bovine emissions14 Jul 2026US 12,677,847 B2Elanco US Inc.
- Compositions containing indole-derived metabolites and methods of use thereof9 Dec 2025US 12,491,220 B2Imvela Corp.
- Storage stable mixtures, method of improving retention of a compound and use of rice hulls and/or rice bran to enhance retention of a compound18 Nov 2025US 12,472,161 B2Dsm IP Assets B.V.
- Method for reducing methane production in animal stomach30 Sep 2025US 12,427,137 B2China Agricultural University
- Compositions for reducing methane emission27 Aug 2026US 2026/0248157 A1Mootral Innovations Limited
- Pelleted Complete Mixed Feed (PCMF) For Improving Lamb Quality And Method Of Preparation Thereof20 Aug 2026US 2026/0240935 A1Baotou Beichen Feed and Technology Inc.
- Antiviral composition and a pharmaceutical composition for preventing or treating hepatitis b comprising spiperone as a cccdna inhibitor23 Jul 2026US 2026/0207567 A1Seoul National University R&Db Foundation
- Inhalable compositions of cdk9 inhibitors26 Feb 2026US 2026/0053750 A1Tesio Pharmaceuticals, Inc.
- Method for improving growth performance in feedlot cattle19 Feb 2026US 2026/0048046 A1Elanco US Inc.
Most cited
By later US patents
- Antidiabetic 3,4,5-trihydroxypiperidines252US 4,639,436 ABayer Aktiengesellschaft · 1987
- 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
- Rumen-stable pellets51US 4,181,709 AEastman Kodak Company · 1980