C12P 13/225
Tyrosine
Official title: {Tyrosine; 3,4-Dihydroxyphenylalanine}
C12P13/225 (Tyrosine) appears on 66 US grants and 100 published applications in this corpus.
Search patents in C12P- Granted patents
- 66
- Published applications
- 100
- Assignees
- 46
- Inventors
- 207
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 4 |
| 2006 | 1 | 4 |
| 2007 | 3 | 12 |
| 2008 | 2 | 2 |
| 2009 | 2 | 5 |
| 2010 | 3 | 3 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 4 | 7 |
| 2015 | 2 | 3 |
| 2016 | 2 | 3 |
| 2017 | 4 | 5 |
| 2018 | 2 | 3 |
| 2019 | 4 | 5 |
| 2020 | 4 | 3 |
| 2021 | 4 | 5 |
| 2022 | 3 | 9 |
| 2023 | 2 | 7 |
| 2024 | 4 | 3 |
| 2025 | 6 | 4 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- L-tyrosine-exporting protein variant and method for producing l-tyrosine using the same10 Feb 2026US 12,545,939 B2Cj Cheiljedang Corporation
- CYP76AD1-beta clade polynucleotides, polypeptides, and methods for producing betalains20 Jan 2026US 12,529,083 B2Rada Research and Development Co. Ltd.
- Promoter and use thereof18 Nov 2025US 12,473,558 B2Cj Cheiljedang Corporation
- Engineered polypeptides and its application in the synthesis of tyrosine or tyrosine derivatives14 Oct 2025US 12,442,025 B2Enzymaster (Ningbo) Bio-Engineering Co., Ltd
- Engineered enzymes and method for the synthesis of diverse tyrosine analogs23 Sep 2025US 12,421,534 B2California Institute of Technology
- Method for producing methyl compound2 Jul 2026US 2026/0185132 A1Mitsubishi Chemical Corporation
- Method for producing tyrosine from fermented broth11 Jun 2026US 2026/0159863 A1Cj Cheiljedang Corporation
- Novel variant of dna-binding transcriptional regulator malt and method for producing l-aromatic amino acid using same4 Jun 2026US 2026/0152769 A1Daesang Corporation
- Method for producing methyl compound7 May 2026US 2026/0125722 A1Mitsubishi Chemical Corporation
- Cyp76ad1-beta clade polynucleotides, polypeptides, and uses thereof30 Apr 2026US 2026/0117269 A1Yeda Research and Development Co. Ltd.
Most cited
By later US patents
- Method of producing chemical by continuous fermentation and continuous fermentation apparatus46US 9,644,221 B2Toray Industries, Inc. · 2017
- Biologically active materials attached to a ferromagnetic support38US 4,152,210 ABeecham Group Limited · 1979
- Corynebacterium glutamicum genes encoding novel proteins29US 6,962,989 B1BASF SE · 2005
- Method for producing an l-amino acid using a bacterium of the enterobacteriaceae family having a pathway of glycogen biosynthesis disrupted22US 7,422,880 B2Ajinomoto Co., Inc. · 2008
- Enzyme immobilization on a siliceous support with a polyaldehyde cross-linking agent18US 5,998,183 A1999