C07K 5/0808
The side chain containing 2 to 4 carbon atoms
Official title: {the side chain containing 2 to 4 carbon atoms, e.g. Val, Ile, Leu}
C07K5/0808 (The side chain containing 2 to 4 carbon atoms) appears on 682 US grants and 744 published applications in this corpus.
Search patents in C07K- Granted patents
- 682
- Published applications
- 744
- Assignees
- 408
- Inventors
- 1,794
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 9 | 0 |
| 1998 | 17 | 0 |
| 1999 | 13 | 0 |
| 2000 | 33 | 0 |
| 2001 | 15 | 3 |
| 2002 | 13 | 12 |
| 2003 | 14 | 31 |
| 2004 | 6 | 27 |
| 2005 | 12 | 28 |
| 2006 | 23 | 28 |
| 2007 | 16 | 36 |
| 2008 | 14 | 34 |
| 2009 | 23 | 57 |
| 2010 | 22 | 40 |
| 2011 | 33 | 40 |
| 2012 | 30 | 36 |
| 2013 | 41 | 41 |
| 2014 | 35 | 46 |
| 2015 | 34 | 35 |
| 2016 | 35 | 35 |
| 2017 | 21 | 32 |
| 2018 | 25 | 23 |
| 2019 | 19 | 30 |
| 2020 | 15 | 19 |
| 2021 | 20 | 22 |
| 2022 | 9 | 22 |
| 2023 | 5 | 13 |
| 2024 | 12 | 23 |
| 2025 | 14 | 22 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Small molecule inhibitors of SARS-CoV-2 viral replication and uses thereof25 Aug 2026US 12,715,896 B2Arizona Board of Regents on Behalf of the University of Arizona
- Method to enhance the efficiency of systemic AAV gene delivery to the central nervous system23 Jun 2026US 12,661,412 B2University of Massachusetts
- Labyrinthin-based peptides for cancer immunotherapies and uses thereof16 Jun 2026US 12,655,184 B2LabyRx Immunologic Therapeutics (USA) Limited
- Levorphanol prodrugs and processes for making and using them31 Mar 2026US 12,590,065 B2Zevra Therapeutics, Inc.
- Method for producing peptide compound20 Jan 2026US 12,528,834 B2Nissan Chemical Corporation
- Peptide substrates and inhibitors of cathepsin b10 Sep 2026US 2026/0265298 A1The Regents of the University of California
- Ptp1b/tc-ptp dual inhibitors and protein degraders20 Aug 2026US 2026/0240878 A1Purdue Research Foundation
- Protease inhibitors for treating or preventing coronavirus infection23 Jul 2026US 2026/0209180 A1Merck Sharp & Dohme Corp.
- Camptothecin Derivative, Conjugate Thereof, Preparation Method Therefor and Medical Use Thereof16 Jul 2026US 2026/0199500 A1Phrontline Biopharma (Hangzhou) Co., Ltd.
- Prodrugs of riluzole and their method of use2 Apr 2026US 2026/0091024 A1Biohaven Therapeutics Ltd.
Most cited
By later US patents
- Boronic ester and acid compounds, synthesis and uses183US 6,083,903 ALeukoSite, Inc. · 2000
- Boronic ester and acid compounds175US 5,780,454 AProScript, Inc. · 1998
- Hepatitis C inhibitor tri-peptides134US 6,323,180 B1Boehringer Ingelheim (Canada) Ltd. · 2001
- Boronic ester and acid compounds, synthesis and uses133US 6,297,217 B1Millennium Pharmaceuticals, Inc. · 2001
- Hepatitis C inhibitor tri-peptides118US 6,534,523 B1Boehringer Ingelheim (Canada) Ltd. · 2003