A61K 31/275
Nitriles
Official title: Nitriles; Isonitriles
A61K31/275 (Nitriles) appears on 1,572 US grants and 2,352 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,572
- Published applications
- 2,352
- Assignees
- 1,088
- Inventors
- 4,759
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 9 | 0 |
| 1980 | 11 | 0 |
| 1981 | 9 | 0 |
| 1982 | 8 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 9 | 0 |
| 1988 | 8 | 0 |
| 1989 | 13 | 0 |
| 1990 | 13 | 0 |
| 1991 | 11 | 0 |
| 1992 | 14 | 0 |
| 1993 | 15 | 0 |
| 1994 | 13 | 0 |
| 1995 | 16 | 0 |
| 1996 | 22 | 0 |
| 1997 | 36 | 0 |
| 1998 | 35 | 0 |
| 1999 | 44 | 0 |
| 2000 | 44 | 0 |
| 2001 | 43 | 11 |
| 2002 | 40 | 55 |
| 2003 | 35 | 75 |
| 2004 | 25 | 71 |
| 2005 | 21 | 69 |
| 2006 | 24 | 68 |
| 2007 | 13 | 57 |
| 2008 | 15 | 50 |
| 2009 | 19 | 46 |
| 2010 | 25 | 67 |
| 2011 | 24 | 74 |
| 2012 | 27 | 72 |
| 2013 | 50 | 104 |
| 2014 | 65 | 141 |
| 2015 | 61 | 156 |
| 2016 | 86 | 134 |
| 2017 | 87 | 131 |
| 2018 | 79 | 119 |
| 2019 | 90 | 111 |
| 2020 | 64 | 94 |
| 2021 | 65 | 146 |
| 2022 | 58 | 109 |
| 2023 | 49 | 105 |
| 2024 | 61 | 110 |
| 2025 | 49 | 99 |
| 2026 | 38 | 78 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compounds for the treatment of bacterial infections and potentiation of antibiotics8 Sep 2026US 12,728,105 B2Georgia State University Research Foundation, Inc.
- Compositions comprising selective androgen receptor modulator compounds in combination with weight loss drugs and uses thereof for quality weight loss1 Sep 2026US 12,721,830 B2Veru Inc.
- N-propargylglycine: a unique inhibitor of proline dehydrogenase with brain-enhancing mitohormesis properties capable of mitigating the pathogenesis of neurodegenerative disorders25 Aug 2026US 12,714,686 B2Buck Institute for Research on Aging
- Cleavable conjugates of catechol compounds and water-soluble polymers and methods of treatment using the same25 Aug 2026US 12,714,704 B2Serina Therapeutics (AL), Inc.
- Compounds for inhibition of inflammation25 Aug 2026US 12,714,716 B2Children's Medical Center Corporation
- Trem2 agonists for the stimulation of microglia and methods of identification8 Oct 2026US 2026/0306439 A1The Translational Genomics Research Institute
- Novel carboxamide derivatives8 Oct 2026US 2026/0308149 A1Angelini Pharma S.P.A.
- Dry powder formulations of epinephrine and associated methods1 Oct 2026US 2026/0294804 A1Belhaven BioPharma Inc.
- Indole lactate for the treatment of multiple sclerosis1 Oct 2026US 2026/0294870 A1The Johns Hopkins University
- Lysine acetyltransferase 6a (kat6a) inhibitor, combinations and uses thereof1 Oct 2026US 2026/0294884 A1Insilico Medicine IP Limited
Most cited
By later US patents
- Methods of indirectly stimulating the vagus nerve with an electrical field284US 6,778,854 B22004
- Methods of performing vagal-induced asystole244US 6,656,960 B2Emory University · 2003
- Method and apparatus for treatment of fibrotic lesions241US 5,120,322 ALathrotec, Inc. · 1992
- Styryl compounds which inhibit EGF receptor protein tyrosine kinase181US 5,217,999 AYissum Research Development Company of the Hebrew University of Jerusalem · 1993
- Methods for treating inflammatory conditions167US 6,190,691 B1Adolor Corporation · 2001