Methods for reducing condensation
US-12188074-B2 · Jan 7, 2025 · US
from urea
from urea · 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 | C01C1/086 |
| Official title | {from urea} |
| Display label | from urea |
| Total patents | 25 |
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 | 4 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integrated process for production of glycerol carbonate (4-hydroxymethyl-2-oxo-1, 3-dioxolane) and urea
US-11578034-B2 · Feb 14, 2023 · US
Reductant injecting device, exhaust gas processing device and exhaust gas processing method
US-11555433-B2 · Jan 17, 2023 · US
Combined catalyst precursor/surfactant mixture for reductant urea solution for selective catalytic reduction
US-11391190-B2 · Jul 19, 2022 · US
Combined Catalyst Precursor/Surfactant Mixture For Reductant Urea Solution For Selective Catalytic Reduction
US-2021293169-A1 · Sep 23, 2021 · US
Reductant injecting device, exhaust gas processing device and exhaust gas processing method
US-2021222599-A1 · Jul 22, 2021 · US
Methods for reducing condensation
US-2021095318-A1 · Apr 1, 2021 · US
Electrochemical cell containing a graphene coated electrode
US-10738387-B2 · Aug 11, 2020 · US
Integrated process for production of glycerol carbonate (4-hydroxymethyl-2-oxo-1, 3-dioxolane) and urea
US-2020024227-A1 · Jan 23, 2020 · US
Use of a urea composition to produce diesel exhaust fluid (aus 32)
US-2019292064-A1 · Sep 26, 2019 · US
Ammonia sensor calibration method
US-10400649-B2 · Sep 3, 2019 · US
Dosing method and apparatus for reductant urea solutions with catalyst precursors to assist selective catalytic reduction
US-10378411-B1 · Aug 13, 2019 · US
Ammonia generation apparatus and ammonia generation control apparatus
US-10300435-B2 · May 28, 2019 · US
Treatment of reductant urea solutions with catalyst precursors to assist selective catalytic reduction
US-10267196-B1 · Apr 23, 2019 · US
Vehicle system comprising a fuel cell
US-2018226668-A1 · Aug 9, 2018 · US
Module for use on-board a vehicle, for decomposing an ammonia precursor using a catalyst
US-2018209320-A1 · Jul 26, 2018 · US
Ammonia sensor calibration method
US-2018195426-A1 · Jul 12, 2018 · US
Urea hydrolysis reactor for selective catalytic reduction
US-9849444-B2 · Dec 26, 2017 · US
Ammonia precursor generating system for use in a vehicle
US-2017204767-A1 · Jul 20, 2017 · US
Ammonia generation apparatus and ammonia generation control apparatus
US-2016250592-A1 · Sep 1, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01C1/086?
- CPC C01C1/086 is the Cooperative Patent Classification code for “from urea.”
- How many patents are filed under CPC C01C1/086 (from urea)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC C01C1/086 growing?
- Publication counts under this code: 2 in 2023 vs 1 in 2025 (latest complete years).