C07C 309/05
Containing at least two sulfo groups bound to the carbon skeleton
Official title: containing at least two sulfo groups bound to the carbon skeleton
C07C309/05 (Containing at least two sulfo groups bound to the carbon skeleton) appears on 50 US grants and 77 published applications in this corpus.
Search patents in C07C- Granted patents
- 50
- Published applications
- 77
- Assignees
- 50
- Inventors
- 213
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 3 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 4 |
| 2013 | 4 | 5 |
| 2014 | 4 | 2 |
| 2015 | 2 | 3 |
| 2016 | 4 | 5 |
| 2017 | 2 | 5 |
| 2018 | 5 | 6 |
| 2019 | 2 | 4 |
| 2020 | 5 | 3 |
| 2021 | 2 | 3 |
| 2022 | 5 | 5 |
| 2023 | 1 | 6 |
| 2024 | 3 | 2 |
| 2025 | 3 | 6 |
| 2026 | 1 | 4 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Salts/cocrystals of (R)-N-(4-chlorophenyl-2-((1S,4S)-4-(6-fluoroquinolin-4-yl)cyclohexyl)propanamide20 Jan 2026US 12,527,783 B2Bristol-Myers Squibb Company
- Crystalline salt of eribulin2 Dec 2025US 12,486,283 B2Yonsung Fine Chemical Co., Ltd.
- Olefin sulfonates19 Aug 2025US 12,391,867 B2Chevron Oronite Company LLC
- LSD derivatives, synthesis and method for treatment of diseases and disorders17 Jun 2025US 12,331,051 B2Betterlife Pharma Inc.
- Substituted 5-fluoro-1H-pyrazolopyridines and their use20 Aug 2024US 12,064,429 B2Adverio Pharma GmbH
- Piperidinyl-methyl-purine amine salts, crystalline forms, and their use in treating medical diseases and conditions4 Jun 2026US 2026/0152502 A1K36 Therapeutics, Inc.
- Compositions and methods for making and using small molecules for tubulin-targeted therapy in the treatment of cancers and related conditions30 Apr 2026US 2026/0116875 A1Reglagene, Inc.
- Crystalline salt forms of n-((1-(2-(tert-butylamino)-2-oxoethyl)piperidin-4-yl) methyl)-3-chloro-5-fluorobenzamide and methods of use thereof2 Apr 2026US 2026/0092037 A1Praxis Precision Medicines, Inc.
- Radiation-sensitive composition, method for forming pattern and onium salt compound19 Mar 2026US 2026/0079396 A1Jsr Corporation
- Actinic ray-sensitive or radiation-sensitive resin composition, resist film, pattern forming method, method for producing electronic device, and onium salts16 Oct 2025US 2025/0321480 A1FUJIFILM Corporation
Most cited
By later US patents
- Substituted 5-fluoro-1H-pyrazolopyridines and their use48US 8,420,656 B2Bayer Intellectual Property GmbH · 2013
- Phenothiazine diaminium salts and their use31US 9,283,230 B2WisTa Laboratories Ltd. · 2016
- Substituted 5-fluoro-1H-pyrazolopyridines and their use27US 8,921,377 B2Bayer Intellectual Property GmbH · 2014
- Substituted 5-flouro-1H-pyrazolopyridines and their use14US 9,993,476 B2Adverio Pharma GmbH · 2018
- High stability polyionic liquid salts12US 8,097,721 B2Sigma-Aldrich Co. · 2012