C12N 9/6481
Pepsins
Official title: {Pepsins (3.4.23.1; 3.4.23.2; 3.4.23.3)}
C12N9/6481 (Pepsins) appears on 97 US grants and 28 published applications in this corpus.
Search patents in C12N- Granted patents
- 97
- Published applications
- 28
- Assignees
- 54
- Inventors
- 226
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 1 |
| 2003 | 3 | 4 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 2 | 3 |
| 2022 | 1 | 1 |
| 2023 | 1 | 3 |
| 2024 | 0 | 2 |
| 2025 | 1 | 2 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compositions comprising digestive enzymes19 Aug 2025US 12,391,935 B2Clara Foods Co.
- Compositions comprising digestive enzymes16 May 2023US 11,649,445 B2Clara Foods Co.
- Stabilization of chymosin by polymers1 Feb 2022US 11,234,446 B2Chr. Hansen A/S
- Compositions comprising digestive enzymes12 Oct 2021US 11,142,754 B2Clara Foods Co.
- Compositions comprising digestive enzymes23 Feb 2021US 10,927,360 B1Clara Foods Co.
- Compositions Comprising Digestive Enzymes3 Sep 2026US 2026/0258387 A1Clara Foods Co.
- Compositions comprising digestive enzymes27 Aug 2026US 2026/0250654 A1Clara Foods Co.
- Composite nanofibrous scaffold enhances in vitro hepatocytes' drug clearance profiles to align with human physiology13 Aug 2026US 2026/0234562 A1University of Maryland, Baltimore County
- Compositions comprising digestive enzymes13 Aug 2026US 2026/0234591 A1Clara Foods Co.
- Compositions comprising digestive enzymes13 Nov 2025US 2025/0346880 A1Clara Foods Co.
Most cited
By later US patents
- Purification and activity assurance of precipitated heterologous proteins229US 4,511,503 AGenentech, Inc. · 1985
- Purification and activity assurance of precipitated heterologous proteins212US 4,511,502 AGenentech, Inc. · 1985
- Purification and activity assurance of precipitated heterologous proteins206US 4,512,922 AGenentech, Inc. · 1985
- Purification and activity assurance of precipitated heterologous proteins107US 4,518,526 AGenentech, Inc. · 1985
- Process for the production of a polypeptide104US 5,143,830 A1992