Difluorocarbene radiosynthesis
US-2024383827-A1 · Nov 21, 2024 · US
by reactions involving a decrease in the number of carbon atoms
by reactions involving a decrease in the number of carbon atoms · 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 | C07C17/361 |
| Official title | by reactions involving a decrease in the number of carbon atoms |
| Display label | by reactions involving a decrease in the number of carbon atoms |
| Total patents | 146 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 22 |
| 2017 | 22 |
| 2018 | 16 |
| 2019 | 12 |
| 2020 | 13 |
| 2021 | 13 |
| 2022 | 14 |
| 2023 | 3 |
| 2024 | 10 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Metathesis catalysts and methods thereof
US-9850268-B2 · Dec 26, 2017 · US
Method for producing fluorinated methane
US-2017334814-A1 · Nov 23, 2017 · US
Process and apparatus for producing fluorinated alkenes
US-2017305820-A1 · Oct 26, 2017 · US
Process for making 2,3,3,3-tetrafluoropropene and/or vinylidine fluoride
US-9790151-B2 · Oct 17, 2017 · US
Polyfluoroalkyl allyl compound and method for producing the same
US-2017291865-A1 · Oct 12, 2017 · US
Method for producing olefin containing chlorine and fluorine
US-2017291863-A1 · Oct 12, 2017 · US
Phosphorus-containing catalysts
US-2017282170-A9 · Oct 5, 2017 · US
Process for hydrogenating dichloroisopropyl ether
US-9758454-B2 · Sep 12, 2017 · US
Compounds and methods for the reduction of halogenated hydrocarbons
US-9744392-B1 · Aug 29, 2017 · US
Method for producing fluorinated hydrocarbon
US-9738578-B2 · Aug 22, 2017 · US
Metal oxide catalyzed radiofluorination
US-2017224851-A1 · Aug 10, 2017 · US
Process for hydrogenating dichloroisopropyl ether
US-2017204028-A1 · Jul 20, 2017 · US
Chiral fluorinating reagents
US-9701684-B2 · Jul 11, 2017 · US
Method for producing fluorinated hydrocarbon
US-2017174588-A1 · Jun 22, 2017 · US
Phosphine ligands for catalytic reactions
US-9669399-B2 · Jun 6, 2017 · US
Process for Making 2,3,3,3-Tetrafluoropropene and/or Vinylidine Fluoride
US-2017137353-A1 · May 18, 2017 · US
Fluorination method
US-2017137341-A1 · May 18, 2017 · US
Production of short chain perfluoroalkyl iodides from higher order telomers
US-9624147-B2 · Apr 18, 2017 · US
Metal-catalyzed coupling of aryl and vinyl halides with alpha, alpha-difluorocarbonyl compounds
US-9598340-B2 · Mar 21, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C17/361?
- CPC C07C17/361 is the Cooperative Patent Classification code for “by reactions involving a decrease in the number of carbon atoms.”
- How many patents are filed under CPC C07C17/361 (by reactions involving a decrease in the number of carbon atoms)?
- Our database includes 146 publications tagged with this CPC code.
- Is patent activity under CPC C07C17/361 growing?
- Publication counts under this code: 10 in 2024 vs 4 in 2025 (latest complete years).