Working fluid for heat cycle, composition for heat cycle system, and heat cycle system
US-2016333243-A1 · Nov 17, 2016 · US
comprising halogenated compounds
comprising halogenated compounds · 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 | C09K5/044 |
| Official title | {comprising halogenated compounds} |
| Display label | comprising halogenated compounds |
| Total patents | 596 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 42 |
| 2016 | 52 |
| 2017 | 50 |
| 2018 | 66 |
| 2019 | 70 |
| 2020 | 73 |
| 2021 | 57 |
| 2022 | 66 |
| 2023 | 45 |
| 2024 | 35 |
| 2025 | 29 |
| 2026 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compositions comprising estolide compounds and methods of making and using the same
US-9487725-B2 · Nov 8, 2016 · US
Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene
US-9486657-B2 · Nov 8, 2016 · US
Method of selecting refrigerant-lubricant combinations
US-9481820-B2 · Nov 1, 2016 · US
Aerosol compositions containing fluorine substituted olefins and methods and systems using same
US-2016296780-A1 · Oct 13, 2016 · US
Compositions comprising estolide compounds and methods of making and using the same
US-2016281016-A1 · Sep 29, 2016 · US
Compositions of hydrochlorofluoroolefins
US-2016257867-A1 · Sep 8, 2016 · US
Azeotrope-like compositions of hfo-e-1,3,4,4,4-pentafluoro-3-trifluoromethyl-1-butene and e-1-chloro-3,3,3-trifluoropropene and uses thereof
US-2016243389-A1 · Aug 25, 2016 · US
Composition comprising hfc and hfo
US-2016222271-A1 · Aug 4, 2016 · US
Stabilized iodocarbon compositions
US-2016215191-A1 · Jul 28, 2016 · US
Systems For Efficient Heating And/Or Cooling And Having Low Climate Change Impact
US-2016186917-A1 · Jun 30, 2016 · US
Trans-chloro-3,3,3-trifluoropropene for use in chiller applications
US-9347695-B2 · May 24, 2016 · US
Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene
US-2016129411-A1 · May 12, 2016 · US
Heat transfer compositions
US-9309450-B2 · Apr 12, 2016 · US
Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane
US-9308408-B2 · Apr 12, 2016 · US
Azeotropic compositions of 1,3,3,3-tetrachloroprop-1-ene and hydrogen fluoride
US-2016083317-A1 · Mar 24, 2016 · US
Azeotropic compositions of 1,3,3-trichloro-1,1-difluoropropane and hydrogen fluoride
US-9272969-B2 · Mar 1, 2016 · US
Composition comprising hf and e-3,3,3-trifluoro-1-chloropropene
US-2016023974-A1 · Jan 28, 2016 · US
Thermoplastic structure for transporting refrigerant fluid
US-2015376335-A1 · Dec 31, 2015 · US
Use of semi-aromatic copolyamide for transporting refrigerant fluid
US-2015377389-A1 · Dec 31, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09K5/044?
- CPC C09K5/044 is the Cooperative Patent Classification code for “comprising halogenated compounds.”
- How many patents are filed under CPC C09K5/044 (comprising halogenated compounds)?
- Our database includes 596 publications tagged with this CPC code.
- Is patent activity under CPC C09K5/044 growing?
- Publication counts under this code: 35 in 2024 vs 29 in 2025 (latest complete years).