Maintaining oil pressure during cylinder deactivation operation
US-2022381166-A1 · Dec 1, 2022 · US
Arrangements for cooling pistons
Arrangements for cooling pistons · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F01P3/06 |
| Official title | Arrangements for cooling pistons |
| Display label | Arrangements for cooling pistons |
| Total patents | 73 |
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 | 10 |
| 2016 | 3 |
| 2017 | 9 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 7 |
| 2021 | 11 |
| 2022 | 11 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heating oil for enhanced active thermal coolant system
US-11415040-B1 · Aug 16, 2022 · US
Control device
US-11333060-B2 · May 17, 2022 · US
Cooling block for multi-cylinder air compressor
US-11333140-B2 · May 17, 2022 · US
Passive piston cooling nozzle control with low speed hot running protection
US-2022145791-A1 · May 12, 2022 · US
Piston cooling jet
US-2022010718-A1 · Jan 13, 2022 · US
Engine cooling system and method for a spark ignited engine
US-11220950-B2 · Jan 11, 2022 · US
Piston and cylinder of an internal combustion engine and internal combustion engine
US-11193447-B2 · Dec 7, 2021 · US
Piston for an internal combustion engine having liquid metal cooling
US-2021332773-A1 · Oct 28, 2021 · US
Piston
US-11098675-B2 · Aug 24, 2021 · US
Oil supply element and piston of an internal combustion engine
US-11085353-B2 · Aug 10, 2021 · US
Fluid supply system for supplying multiple fluid consumers of a motor vehicle with fluid
US-2021214921-A1 · Jul 15, 2021 · US
Oil pump for an aged engine
US-11035362-B2 · Jun 15, 2021 · US
Piston and cylinder of an internal combustion engine and internal combustion engine
US-2021062753-A1 · Mar 4, 2021 · US
Piston
US-2021062755-A1 · Mar 4, 2021 · US
Oil pump for an aged engine
US-2021054840-A1 · Feb 25, 2021 · US
Piston cooling system
US-2021054775-A1 · Feb 25, 2021 · US
Piston of an internal combustion engine
US-10927788-B2 · Feb 23, 2021 · US
Cooling Block For Multi-Cylinder Air Compressor
US-2020392951-A1 · Dec 17, 2020 · US
Piston cooling system
US-10858982-B2 · Dec 8, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01P3/06?
- CPC F01P3/06 is the Cooperative Patent Classification code for “Arrangements for cooling pistons.”
- How many patents are filed under CPC F01P3/06 (Arrangements for cooling pistons)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC F01P3/06 growing?
- Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).