C07C 309/66
Methanesulfonates
C07C309/66 (Methanesulfonates) appears on 377 US grants and 299 published applications in this corpus.
Search patents in C07C- Granted patents
- 377
- Published applications
- 299
- Assignees
- 237
- Inventors
- 1,198
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 8 | 0 |
| 1992 | 8 | 0 |
| 1993 | 9 | 0 |
| 1994 | 12 | 0 |
| 1995 | 14 | 0 |
| 1996 | 12 | 0 |
| 1997 | 17 | 0 |
| 1998 | 12 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 3 |
| 2002 | 7 | 8 |
| 2003 | 14 | 11 |
| 2004 | 9 | 15 |
| 2005 | 2 | 11 |
| 2006 | 10 | 15 |
| 2007 | 10 | 18 |
| 2008 | 5 | 6 |
| 2009 | 11 | 13 |
| 2010 | 12 | 21 |
| 2011 | 3 | 19 |
| 2012 | 7 | 13 |
| 2013 | 15 | 14 |
| 2014 | 11 | 15 |
| 2015 | 9 | 13 |
| 2016 | 19 | 20 |
| 2017 | 11 | 15 |
| 2018 | 17 | 15 |
| 2019 | 10 | 8 |
| 2020 | 9 | 9 |
| 2021 | 2 | 9 |
| 2022 | 3 | 7 |
| 2023 | 7 | 5 |
| 2024 | 3 | 5 |
| 2025 | 6 | 5 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalytic cannabigerol processes and precursors21 Apr 2026US 12,606,509 B2Kare Chemical Technologies Inc.
- Compound, crosslinking agent and crosslinked fluoroelastomer24 Mar 2026US 12,583,995 B2Kyoto Institute of Technology
- Modulators of liver receptor homologue 1 (LRH-1) and uses16 Sep 2025US 12,415,770 B2Emory University Office of Technology Transfer
- Process for making Siponimod and intermediate thereof9 Sep 2025US 12,410,126 B2Synthon BV
- Crystalline form of treosulfan29 Apr 2025US 12,286,394 B2Medac Gesellschaft FüR Klinische SpezialpräParate Mbh
- Unsaturated ether fragrance precursors20 Aug 2026US 2026/0242692 A1Givaudan SA
- Compound, polymerizable composition, cured product, optical film, polarizing plate, and image display device20 Aug 2026US 2026/0243940 A1FUJIFILM Corporation
- Non-ionic surfactants and methods of making and using the same2 Jul 2026US 2026/0184660 A1Life Technologies Corporation
- Modulators of liver receptor homologue 1 (lrh-1) and uses26 Feb 2026US 2026/0055046 A1Emory University
- Fluorination process12 Feb 2026US 2026/0042715 A1Royal College of Surgeons In Ireland
Most cited
By later US patents
- Oxime sulfonates and the use thereof as latent sulfonic acids100US 6,004,724 ACiba Specialty Chemicals Corporation · 1999
- Methods for the synthesis of functionalized nucleic acids75US 9,605,019 B2Wave Life Sciences Ltd. · 2017
- Cyanooxime sulfonate compound74US 5,714,625 ATokyo Ohka Kogyo.Co., Ltd. · 1998
- Benzoyl-substituted phenylalanineamides74US 7,687,435 B2BASF SE · 2010
- Benzimidazole derivatives62US 5,314,880 ABritish Bio-Technology Limited · 1994