Method for manufacturing 3-(alkylsulfonyl)pyridine-2-carboxylic acid
US-9850209-B2 · Dec 26, 2017 · US
This page is not indexed by search engines while we improve data quality.
by oxidation of pyridines or condensed pyridines
by oxidation of pyridines or condensed pyridines · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07D213/807 |
| Official title | by oxidation of pyridines or condensed pyridines |
| Display label | by oxidation of pyridines or condensed pyridines |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for manufacturing 3-(alkylsulfonyl)pyridine-2-carboxylic acid
US-9815786-B2 · Nov 14, 2017 · US
Method for manufacturing 3-(alkylsulfonyl)pyridine-2-carboxylic acid
US-2017166529-A1 · Jun 15, 2017 · US
Method for manufacturing 3-(alkylsulfonyl)pyridine-2-carboxylic acid
US-2017129859-A1 · May 11, 2017 · US
Process for the preparation of 4-amino-3-chloro-5-fluoro-6-(substituted)picolinates
US-9598368-B2 · Mar 21, 2017 · US
Methods of forming 4-chloro-2-fluoro-3-substituted-phenylboronic acid pinacol esters and methods of using the same
US-9422313-B2 · Aug 23, 2016 · US
Fluoropicolinoyl fluorides and processes for their preparation
US-9376388-B2 · Jun 28, 2016 · US
Methods of isolating (4-chloro-2-fluoro-3-substituted-phenyl)boronates and methods of using the same
US-9376390-B2 · Jun 28, 2016 · US
Methods of isolating (4-chloro-2-fluoro-3-substituted-phenyl)boronates and methods of using the same
US-2015239843-A1 · Aug 27, 2015 · US
Methods of forming 4-chloro-2-fluoro-3-substituted-phenylboronic acid pinacol esters and methods of using the same
US-2015203514-A1 · Jul 23, 2015 · US
Fluoropicolinoyl fluorides and processes for their preparation
US-2015191428-A1 · Jul 9, 2015 · US
Fluoropicolinoyl fluorides and processes for their preparation
US-9045427-B2 · Jun 2, 2015 · US
Methods of isolating (4-chloro-2-fluoro-3-substituted-phenyl)boronates and methods of using the same
US-9045502-B2 · Jun 2, 2015 · US