C12N 9/18
Carboxylic ester hydrolases
Official title: Carboxylic ester hydrolases {(3.1.1)}
C12N9/18 (Carboxylic ester hydrolases) appears on 1,839 US grants and 2,168 published applications in this corpus.
Search patents in C12N- Granted patents
- 1,839
- Published applications
- 2,168
- Assignees
- 1,035
- Inventors
- 5,104
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 10 | 0 |
| 1978 | 24 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 16 | 0 |
| 1992 | 17 | 0 |
| 1993 | 23 | 0 |
| 1994 | 24 | 0 |
| 1995 | 28 | 0 |
| 1996 | 30 | 0 |
| 1997 | 42 | 0 |
| 1998 | 58 | 0 |
| 1999 | 57 | 0 |
| 2000 | 59 | 0 |
| 2001 | 49 | 6 |
| 2002 | 50 | 69 |
| 2003 | 55 | 101 |
| 2004 | 43 | 84 |
| 2005 | 45 | 76 |
| 2006 | 50 | 48 |
| 2007 | 33 | 66 |
| 2008 | 38 | 41 |
| 2009 | 26 | 87 |
| 2010 | 37 | 91 |
| 2011 | 58 | 86 |
| 2012 | 60 | 101 |
| 2013 | 75 | 96 |
| 2014 | 73 | 75 |
| 2015 | 55 | 79 |
| 2016 | 64 | 90 |
| 2017 | 39 | 89 |
| 2018 | 61 | 66 |
| 2019 | 62 | 99 |
| 2020 | 73 | 90 |
| 2021 | 73 | 110 |
| 2022 | 57 | 100 |
| 2023 | 51 | 94 |
| 2024 | 62 | 135 |
| 2025 | 57 | 91 |
| 2026 | 43 | 98 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Carboxylic acid esters of xylitol and process for enzymatically preparing same6 Oct 2026US 12,753,396 B2Evonik Operations GmbH
- Millet and food products with reduced lipase activity, genes and implementation thereof15 Sep 2026US 12,733,662 B2
- Enzymatic degradation of polyethylene terephthalate15 Sep 2026US 12,735,686 B2BioMetis Technology, Inc.
- Bacillus cell with reduced lipase and/or esterase side activities8 Sep 2026US 12,729,391 B2BASF SE
- Polyactive carbohydrates and methods of use thereof18 Aug 2026US 12,709,758 B2Bio Capital Holdings, LLC
- Enzymatic modification of galactolipids in food8 Oct 2026US 2026/0305624 A1International N&H Denmark Aps
- Modified polypeptide having pet degradation activity8 Oct 2026US 2026/0308544 A1Cj Cheiljedang Corporation
- Novel pet-degrading enzyme and use thereof8 Oct 2026US 2026/0308545 A1Cj Cheiljedang Corporation
- Novel pet degrading enzyme and use thereof8 Oct 2026US 2026/0308546 A1Cj Cheiljedang Corporation
- Gene therapy for lysosomal acid lipase deficiency (lal-d)8 Oct 2026US 2026/0308547 A1Research Institute At Nation Wide Children's Hospital
Most cited
By later US patents
- Transgenic plants expressing assembled secretory antibodies319US 5,959,177 AThe Scripps Research Institute · 1999
- Transgenic plants expressing assembled secretory antibodies273US 6,417,429 B1The Scripps Research Institute · 2002
- Plant viral vectors having heterologous subgenomic promoters for systemic expression of foreign genes185US 5,316,931 ABiosource Genetics Corporation · 1994
- Recombinant plant viral nucleic acids105US 5,589,367 ABiosource Technologies, Inc. · 1996
- Lipolytic enzymes96US 6,495,357 B1Novozyme A/S · 2002