Method
US-2025319455-A1 · Oct 16, 2025 · US
by addition of hydrogen halides
by addition of hydrogen halides · 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 | C07C17/07 |
| Official title | by addition of hydrogen halides |
| Display label | by addition of hydrogen halides |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 4 |
| 2021 | 8 |
| 2022 | 6 |
| 2023 | 7 |
| 2024 | 1 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalyst activation method
US-12357968-B2 · Jul 15, 2025 · US
Method for dehydrochlorination of HCFC-244BB to manufacture HFO-1234YF
US-12304880-B2 · May 20, 2025 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-2025059114-A1 · Feb 20, 2025 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-12162813-B2 · Dec 10, 2024 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-2023406790-A1 · Dec 21, 2023 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-11780794-B2 · Oct 10, 2023 · US
Process for the preparation of 3,3,3-trifluoropropene
US-11767277-B2 · Sep 26, 2023 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-2023159414-A1 · May 25, 2023 · US
Method for dehydrochlorination of hcfc-244bb to manufacture hfo-1234yf
US-2023123085-A1 · Apr 20, 2023 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-11584701-B2 · Feb 21, 2023 · US
Method for dehydrochlorination of HCFC-244bb to manufacture HFO-1234yf
US-11555001-B2 · Jan 17, 2023 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-2022402842-A1 · Dec 22, 2022 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-11447438-B2 · Sep 20, 2022 · US
Method for preparing a supported carbon catalyst, supported carbon catalyst and use thereof
US-11305263-B2 · Apr 19, 2022 · US
Method
US-2022062866-A1 · Mar 3, 2022 · US
Method for producing difluoroethylene
US-11247951-B2 · Feb 15, 2022 · US
Process for the preparation of 3,3,3-trifluoropropene
US-2022033330-A1 · Feb 3, 2022 · US
Method for preparing a supported carbon catalyst, supported carbon catalyst and use thereof
US-2021252489-A1 · Aug 19, 2021 · US
Process for preparing 3,3,3-trifluoroprop-1-ene
US-2021253503-A1 · Aug 19, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C17/07?
- CPC C07C17/07 is the Cooperative Patent Classification code for “by addition of hydrogen halides.”
- How many patents are filed under CPC C07C17/07 (by addition of hydrogen halides)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC C07C17/07 growing?
- Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).