Brake control apparatus
US-12012081-B2 · Jun 18, 2024 · US
consisting of two or more cylindrical elements, e.g. rollers
consisting of two or more cylindrical elements, e.g. rollers · 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 | F04B1/0417 |
| Official title | consisting of two or more cylindrical elements, e.g. rollers |
| Display label | consisting of two or more cylindrical elements, e.g. rollers |
| Total patents | 31 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel pump assembly
US-2023287873-A1 · Sep 14, 2023 · US
Roller tappet for a fuel pump
US-11549575-B2 · Jan 10, 2023 · US
Roller tappet for a fuel pump
US-2022112944-A1 · Apr 14, 2022 · US
Fuel injection pump
US-11131282-B2 · Sep 28, 2021 · US
Assembled roller tappet
US-11118550-B2 · Sep 14, 2021 · US
Brake Control Apparatus
US-2021179050-A1 · Jun 17, 2021 · US
Cam follower roller device
US-10962099-B2 · Mar 30, 2021 · US
Fuel injection pump
US-2020277922-A1 · Sep 3, 2020 · US
Assembled roller tappet
US-2020263645-A1 · Aug 20, 2020 · US
Mechanical system forming a cam follower or a rocker arm
US-10385956-B2 · Aug 20, 2019 · US
Pump, in particular high-pressure fuel pump
US-10280884-B2 · May 7, 2019 · US
Reciprocating pump
US-10100796-B2 · Oct 16, 2018 · US
Cam follower roller device
US-2018274647-A1 · Sep 27, 2018 · US
High-pressure pump
US-10060420-B2 · Aug 28, 2018 · US
Mechanical system forming a cam follower or a rocker arm
US-9933062-B2 · Apr 3, 2018 · US
Cam follower and method for manufacturing such a cam follower
US-9850785-B2 · Dec 26, 2017 · US
Roller for a fuel pump actuator
US-9835123-B2 · Dec 5, 2017 · US
Pump, in particular high-pressure fuel pump
US-2017328322-A1 · Nov 16, 2017 · US
Reciprocating pump
US-2017260947-A1 · Sep 14, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B1/0417?
- CPC F04B1/0417 is the Cooperative Patent Classification code for “consisting of two or more cylindrical elements, e.g. rollers.”
- How many patents are filed under CPC F04B1/0417 (consisting of two or more cylindrical elements, e.g. rollers)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC F04B1/0417 growing?
- Publication counts under this code: 2 in 2023 vs 1 in 2024 (latest complete years).