Arrangement of an electric vacuum pump in a vehicle
US-2018370517-A1 · Dec 27, 2018 · US
Vacuum systems
Vacuum systems · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B60T13/46 |
| Official title | Vacuum systems |
| Display label | Vacuum systems |
| Total patents | 98 |
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 | 20 |
| 2017 | 24 |
| 2018 | 14 |
| 2019 | 12 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vacuum system for a brake booster
US-2018154878-A1 · Jun 7, 2018 · US
Method for operating a motor vehicle hydraulic brake system
US-2018086323-A1 · Mar 29, 2018 · US
Vehicle control device
US-9926859-B2 · Mar 27, 2018 · US
Valve gate within a venturi gap of a venturi device for producing vacuum
US-2018080567-A1 · Mar 22, 2018 · US
Method and system for reducing vacuum consumption in a vehicle
US-9902386-B2 · Feb 27, 2018 · US
Method and system for an aspirator for a brake booster
US-2017361821-A1 · Dec 21, 2017 · US
Method and system for an aspirator for a brake booster
US-2017361820-A1 · Dec 21, 2017 · US
Sprung gate valves movable by an actuator
US-9845899-B2 · Dec 19, 2017 · US
Turbocharger generating vacuum negative pressure, vacuum negative pressure supply type brake system using the same, and control method thereof
US-9845742-B2 · Dec 19, 2017 · US
Turbocharger compressor recirculation system
US-9822785-B2 · Nov 21, 2017 · US
Aspirator for internal combustion engine having integrated flow bypass and check valve
US-9816532-B2 · Nov 14, 2017 · US
Method and system for an aspirator for a brake booster
US-9802591-B2 · Oct 31, 2017 · US
Negative pressure controller
US-9802594-B2 · Oct 31, 2017 · US
Method and system for an aspirator for a brake booster
US-9796368-B2 · Oct 24, 2017 · US
System and method for controlling vacuum pump in gasoline vehicle with clutch
US-9731695-B2 · Aug 15, 2017 · US
Method and system for controlling electrical vacuum pump
US-9712088-B2 · Jul 18, 2017 · US
Vehicle control apparatus
US-2017191458-A1 · Jul 6, 2017 · US
Vehicle
US-2017184037-A1 · Jun 29, 2017 · US
System and methods for mechanical vacuum pump exhaust
US-9689350-B2 · Jun 27, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60T13/46?
- CPC B60T13/46 is the Cooperative Patent Classification code for “Vacuum systems.”
- How many patents are filed under CPC B60T13/46 (Vacuum systems)?
- Our database includes 98 publications tagged with this CPC code.
- Is patent activity under CPC B60T13/46 growing?
- Publication counts under this code: 3 in 2022 vs 2 in 2023 (latest complete years).