C12Y 304/23
Aspartic endopeptidases
Official title: Aspartic endopeptidases (3.4.23)
C12Y304/23 (Aspartic endopeptidases) appears on 183 US grants and 254 published applications in this corpus.
Search patents in C12Y- Granted patents
- 183
- Published applications
- 254
- Assignees
- 156
- Inventors
- 611
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 10 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 4 |
| 2003 | 0 | 4 |
| 2004 | 2 | 4 |
| 2005 | 1 | 4 |
| 2006 | 1 | 0 |
| 2007 | 1 | 5 |
| 2008 | 4 | 4 |
| 2009 | 2 | 0 |
| 2010 | 2 | 7 |
| 2011 | 0 | 5 |
| 2012 | 2 | 5 |
| 2013 | 3 | 4 |
| 2014 | 3 | 13 |
| 2015 | 7 | 12 |
| 2016 | 5 | 15 |
| 2017 | 7 | 23 |
| 2018 | 12 | 15 |
| 2019 | 10 | 17 |
| 2020 | 18 | 18 |
| 2021 | 22 | 24 |
| 2022 | 4 | 16 |
| 2023 | 16 | 13 |
| 2024 | 9 | 16 |
| 2025 | 6 | 13 |
| 2026 | 6 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C12Y 304/23004Chymosin , i.e. rennin54
- C12Y 304/23001Pepsin a21
- C12Y 304/23015Renin18
- C12Y 304/23005Cathepsin d13
- C12Y 304/23023Mucorpepsin13
- C12Y 304/23046Memapsin 2 , i.e. beta-secretase 1 or bace13
- C12Y 304/23012Nepenthesin11
- C12Y 304/23018Aspergillopepsin i9
All 42 subgroupsShow fewer
- C12Y 304/23041Yapsin 16
- C12Y 304/23002Pepsin b4
- C12Y 304/23028Acrocylindropepsin4
- C12Y 304/23025Saccharopepsin , i.e. yeast proteinase a3
- C12Y 304/23016Hiv-1 retropepsin2
- C12Y 304/23019Aspergillopepsin ii2
- C12Y 304/23006Microbial carboxyl proteinases1
- C12Y 304/23024Candidapepsin1
- C12Y 304/23026Rhodotorulapepsin1
- C12Y 304/23034Cathepsin e1
- C12Y 304/23045Memapsin 1 , i.e. beta-secretase 2 or bace21
- C12Y 304/23049Omptin1
- C12Y 304/23003Gastricsin0
- C12Y 304/23017Pro-opiomelanocortin converting enzyme0
- C12Y 304/2302Penicillopepsin0
- C12Y 304/23021Rhizopuspepsin0
- C12Y 304/23022Endothiapepsin0
- C12Y 304/23029Polyporopepsin0
- C12Y 304/2303Pycnoporopepsin0
- C12Y 304/23031Scytalidopepsin a0
- C12Y 304/23032Scytalidopepsin b0
- C12Y 304/23035Barrierpepsin0
- C12Y 304/23036Signal peptidase ii0
- C12Y 304/23038Plasmepsin i0
- C12Y 304/23039Plasmepsin ii0
- C12Y 304/2304Phytepsin0
- C12Y 304/23042Thermopsin0
- C12Y 304/23043Prepilin peptidase0
- C12Y 304/23044Nodavirus endopeptidase0
- C12Y 304/23047Hiv-2 retropepsin0
- C12Y 304/23048Plasminogen activator pla0
- C12Y 304/2305Human endogenous retrovirus k endopeptidase0
- C12Y 304/23051Hyci peptidase0
- C12Y 304/23052Preflagellin peptidase0
Recent patents
- Gene therapy for neurodegenerative disorders using polynucleotide silencing and replacement6 Oct 2026US 12,753,411 B2The Brigham and Women S Hospital, Inc.
- Compositions for producing fermentation products16 Jun 2026US 12,655,402 B2Novozymes A/S
- Modified strains for the production of recombinant silk16 Jun 2026US 12,655,411 B2Bolt Threads, Inc.
- Methods and compositions for enhanced ethanol production16 Jun 2026US 12,655,452 B2Danisco US Inc.
- Aspartic protease for treatment of gluten intolerance, nucleic acid molecules encoding the aspartic protease, method of producing the aspartic protease, and application thereof2 Jun 2026US 12,644,109 B2National Chung Hsing University
- Compositions comprising oligonucleotide and uses thereof17 Sep 2026US 2026/0273092 A1siRNAgen Therapeutics Incorporated
- 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.
Most cited
By later US patents
- Oil-body proteins as carriers of high-value peptides in plants136US 5,650,554 ASemBioSys Genetics Inc. · 1997
- Preparation of heterologous proteins on oil bodies101US 5,948,682 ASemBioSys Genetics Inc. · 1999
- Plant potyvirus expression vector with a gene for protease94US 5,162,601 AThe Upjohn Company · 1992
- Preparation of heterologous proteins on oil bodies92US 6,753,167 B2SemBioSys Genetics Inc. · 2004
- Process for the production of protein products in aspergillus68US 5,536,661 ANovo Nordisk A/S · 1996