C07C 319/20
By reactions not involving the formation of sulfide groups
Official title: by reactions not involving the formation of sulfide groups
C07C319/20 (By reactions not involving the formation of sulfide groups) appears on 528 US grants and 497 published applications in this corpus.
Search patents in C07C- Granted patents
- 528
- Published applications
- 497
- Assignees
- 340
- Inventors
- 1,577
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 10 | 0 |
| 1993 | 4 | 0 |
| 1994 | 10 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 13 | 0 |
| 1999 | 17 | 0 |
| 2000 | 22 | 0 |
| 2001 | 14 | 6 |
| 2002 | 20 | 14 |
| 2003 | 16 | 29 |
| 2004 | 14 | 16 |
| 2005 | 14 | 23 |
| 2006 | 20 | 20 |
| 2007 | 18 | 12 |
| 2008 | 8 | 14 |
| 2009 | 15 | 17 |
| 2010 | 8 | 24 |
| 2011 | 4 | 17 |
| 2012 | 17 | 16 |
| 2013 | 15 | 35 |
| 2014 | 17 | 18 |
| 2015 | 29 | 28 |
| 2016 | 17 | 22 |
| 2017 | 23 | 18 |
| 2018 | 9 | 19 |
| 2019 | 23 | 19 |
| 2020 | 18 | 25 |
| 2021 | 21 | 27 |
| 2022 | 14 | 18 |
| 2023 | 12 | 21 |
| 2024 | 8 | 20 |
| 2025 | 8 | 7 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for preparation of 1-(2-((2,4-dimethylphenyl)thio)phenyl) piperazine and its salts29 Sep 2026US 12,747,220 B2R L Finechem Private Limited
- Preparation method of sulfur-containing biphenyl compound8 Sep 2026US 12,729,179 B2Jiangsu Yangnong Chemical Co., Ltd.
- D-luciferin, D-luciferin derivative, precursor of these compounds and method for producing these compounds25 Aug 2026US 12,715,842 B2Kanto Denka Kogyo Co., Ltd.
- Process for the catalytic production of an analogue of methionine28 Jul 2026US 12,692,226 B2Adisseo France S.A.S.
- Method for preparation of N-acetyl cysteine amide and derivatives thereof23 Jun 2026US 12,662,449 B2Nacuity Pharmaceuticals, Inc.
- Amino acid-derived ceramide, synthesis method therefor and use thereof1 Oct 2026US 2026/0297018 A1Shenzhen Dikeman Biotechnology Co., Ltd.
- Pincer-type diphenyl sulfide compound, and preparation method and use thereof1 Oct 2026US 2026/0297025 A1Hunan Institute of Science and Technology
- Apparatus and process for recovery of a valuable material13 Aug 2026US 2026/0233129 A1Evonik Operations GmbH
- Phosphine ligands and their use in coupling reactions13 Aug 2026US 2026/0234175 A1BASF SE
- Method for producing derivative of organic substance and method for analyzing sample containing organic substance16 Jul 2026US 2026/0200843 A1Ajinomoto Co., Inc.
Most cited
By later US patents
- Compounds containing a fused bicycle ring and processes therefor171US 5,508,272 ABristol-Myers Squibb Company · 1996
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds78US 6,759,554 B2Massachusetts Institute of Technology · 2004
- Process for solid supported synthesis of pyruvate-derived compounds74US 6,608,196 B2Galileo Pharmaceuticals, Inc. · 2003
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds72US 6,867,298 B2Massachusetts Institute of Technology · 2005
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds62US 7,115,784 B2Massachusetts Institute of Technology · 2006