A61K 38/55
Protease inhibitors
A61K38/55 (Protease inhibitors) appears on 1,209 US grants and 1,959 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,209
- Published applications
- 1,959
- Assignees
- 949
- Inventors
- 3,630
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 17 | 0 |
| 1993 | 32 | 0 |
| 1994 | 28 | 0 |
| 1995 | 17 | 0 |
| 1996 | 18 | 0 |
| 1997 | 35 | 0 |
| 1998 | 46 | 0 |
| 1999 | 52 | 0 |
| 2000 | 35 | 0 |
| 2001 | 38 | 13 |
| 2002 | 32 | 57 |
| 2003 | 41 | 101 |
| 2004 | 32 | 84 |
| 2005 | 19 | 87 |
| 2006 | 30 | 91 |
| 2007 | 27 | 90 |
| 2008 | 26 | 80 |
| 2009 | 15 | 79 |
| 2010 | 45 | 82 |
| 2011 | 27 | 66 |
| 2012 | 39 | 58 |
| 2013 | 25 | 85 |
| 2014 | 39 | 100 |
| 2015 | 38 | 82 |
| 2016 | 45 | 90 |
| 2017 | 50 | 71 |
| 2018 | 41 | 65 |
| 2019 | 44 | 82 |
| 2020 | 41 | 77 |
| 2021 | 42 | 82 |
| 2022 | 34 | 78 |
| 2023 | 42 | 88 |
| 2024 | 39 | 76 |
| 2025 | 32 | 61 |
| 2026 | 17 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compositions and methods for wound healing29 Sep 2026US 12,746,278 B2The Regenents of the University of California
- Expression of the human lekti gene from the chromosome of Staphylococcus epidermidis29 Sep 2026US 12,747,281 B2Azitra Inc
- Ulinastatin polypeptides8 Sep 2026US 12,729,233 B2DiaMedica USA Inc.
- Antiviral agent for combined therapy of COVID-19 (SARS-CoV-2)1 Sep 2026US 12,721,883 B2
- Method of treating drug resistant hypertension and heart failure with preserved ejection fraction by combined drug treatment with baropacing and beta blockers1 Sep 2026US 12,722,014 B2BaroPace, Inc.
- Compositions and Methods for Treatment of Protease Mediated Disease24 Sep 2026US 2026/0284144 A1The Regents of the University of California
- Methods for predicting responsiveness to daratumumab in a cancer subject24 Sep 2026US 2026/0286445 A1Allarity Therapeutics, Inc.
- Compositions of Blood Plasma Fractions and Blood Plasma Subfractions and Their Use in Treatment of Disease10 Sep 2026US 2026/0263512 A1Alkahest, Inc.
- Methods and materials for treating gastrointestinal disorders27 Aug 2026US 2026/0248863 A1Mayo Foundation for Medical Education and Research
- Serine proteinase inhibitors: serp-1 and serp-1 rcl-derived peptides effect on microbiome composition and uses thereof27 Aug 2026US 2026/0248876 A1Arizona Board of Regents on behalf of Arizona State University
Most cited
By later US patents
- Anti-angiogenic compositions and methods of use968US 5,716,981 AAngiogenesis Technologies, Inc. · 1998
- Anti-angiogenic compositions and methods of use413US 5,886,026 AAngiotech Pharmaceuticals, Inc. · 1999
- Dispersible antibody compositions and methods for their preparation and use351US 6,019,968 AInhale Therapeutic Systems · 2000
- Anti-angiogenic compositions and methods of use242US 6,544,544 B2Angiotech Pharmaceuticals, Inc. · 2003
- Spray drying of macromolecules to produce inhaleable dry powders220US 6,582,728 B1Inhale Therapeutic Systems · 2003