C12P 41/004
By esterification of alcohol- or thiol groups in the enantiomers or the
Official title: {by esterification of alcohol- or thiol groups in the enantiomers or the inverse reaction}
C12P41/004 (By esterification of alcohol- or thiol groups in the enantiomers or the) appears on 259 US grants and 104 published applications in this corpus.
Search patents in C12P- Granted patents
- 259
- Published applications
- 104
- Assignees
- 152
- Inventors
- 605
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 9 | 0 |
| 1992 | 13 | 0 |
| 1993 | 22 | 0 |
| 1994 | 16 | 0 |
| 1995 | 19 | 0 |
| 1996 | 11 | 0 |
| 1997 | 17 | 0 |
| 1998 | 17 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 3 |
| 2002 | 4 | 7 |
| 2003 | 6 | 11 |
| 2004 | 5 | 11 |
| 2005 | 6 | 8 |
| 2006 | 9 | 12 |
| 2007 | 4 | 6 |
| 2008 | 7 | 3 |
| 2009 | 2 | 9 |
| 2010 | 5 | 10 |
| 2011 | 5 | 3 |
| 2012 | 11 | 4 |
| 2013 | 3 | 0 |
| 2014 | 2 | 4 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 4 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polypeptide having esterification activity for L-menthol and/or hydrolyzing activity for L-menthol ester19 May 2026US 12,630,855 B2Amano Enzyme Inc.
- Processes and intermediates for the preparation of carbaprostacyclin analogues30 Sep 2025US 12,428,361 B2Chirogate International Inc.
- Method for enzymatic resolution of chiral substances3 Jun 2025US 12,319,952 B2South China University of Technology
- Processes and intermediates for the preparation of carbaprostacyclin analogues11 Feb 2025US 12,221,411 B2Chirogate International Inc.
- Processes and intermediates for the preparation of carbaprostacyclin analogues30 Jan 2024US 11,884,613 B2Chirogate International Inc.
- Processes and intermediates for the preparation of carbaprostacyclin analogues2 Oct 2025US 2025/0304519 A1Chirogate International Inc.
- Lipase mutant and application thereof5 Dec 2024US 2024/0401091 A1Asymchem Life Science (Tianjin) Co., Ltd
- Polypeptide having esterification activity for l-menthol and/or hydrolyzing activity for l-menthol ester12 Sep 2024US 2024/0301463 A1Amano Enzyme Inc.
- Process for preparing a conjugate linking moiety21 Mar 2024US 2024/0093250 A1Cybrexa 2, Inc.
- Processes and intermediates for the preparation of carbaprostacyclin analogues25 Jan 2024US 2024/0025832 A1Chirogate International Inc.
Most cited
By later US patents
- Recombinant virus vectors encoding human papillomavirus proteins92US 5,719,054 ACantab Pharmaceuticals Research Limited · 1998
- Method of catalyzing chemical reactions46US 4,888,281 AIgen, Inc. · 1989
- Catalytic antibodies as chemical sensors42US 6,846,654 B1IGEN International, Inc. · 2005
- Process for the preparation of treprostinil and derivatives thereof39US 9,346,738 B2SciPharm SaRL · 2016
- Trans-1(6-chloro-3-phenylindan-1-yl)-3,3-dimethylpiperazine37US 7,772,240 B2H. Lundbeck A.S. · 2010