Injection unit, injection molding machine equipped with the same, and method for modifying an injection molding machine
US-2024399634-A1 · Dec 5, 2024 · US
hydraulic
hydraulic · 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 | B29C45/67 |
| Official title | hydraulic |
| Display label | hydraulic |
| Total patents | 78 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 7 |
| 2018 | 4 |
| 2019 | 7 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 15 |
| 2023 | 8 |
| 2024 | 9 |
| 2025 | 8 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Leading edge protection shield
US-2024286327-A1 · Aug 29, 2024 · US
Injection device and injection molding machine
US-11845211-B2 · Dec 19, 2023 · US
Injection device including swivel mechanism and injection molding machine
US-11845207-B2 · Dec 19, 2023 · US
Hydraulic system for a molding machine
US-2023347565-A1 · Nov 2, 2023 · US
Screw driving device, injection device and injection molding machine
US-11759987-B2 · Sep 19, 2023 · US
Hydraulic system for a cyclically working molding machine and method for operation of such a hydraulic system
US-11746803-B2 · Sep 5, 2023 · US
Injection blow molding apparatus
US-11679541-B2 · Jun 20, 2023 · US
Mold opening/closing device and method for controlling mold opening/closing device
US-2023166439-A1 · Jun 1, 2023 · US
Method of producing assembled product and assembling apparatus
US-11584052-B2 · Feb 21, 2023 · US
Injection device and injection molding machine
US-2022396021-A1 · Dec 15, 2022 · US
Insert molding apparatus
US-11504890-B2 · Nov 22, 2022 · US
Shut-off nozzle with needle valve, injection device and injection molding machine
US-2022305709-A1 · Sep 29, 2022 · US
Melting heater and method for manufacturing molded product
US-2022297361-A1 · Sep 22, 2022 · US
Screw driving device, injection device and injection molding machine
US-2022258395-A1 · Aug 18, 2022 · US
Injection device including swivel mechanism and injection molding machine
US-2022258390-A1 · Aug 18, 2022 · US
Mold clamping device and injection molding machine
US-2022250298-A1 · Aug 11, 2022 · US
Injection blow molding apparatus
US-2022219370-A1 · Jul 14, 2022 · US
Injection molding method and injection molding machine
US-2022203592-A1 · Jun 30, 2022 · US
Hydraulic system for a cyclically working molding machine and method for operation of such a hydraulic system
US-2022186756-A1 · Jun 16, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C45/67?
- CPC B29C45/67 is the Cooperative Patent Classification code for “hydraulic.”
- How many patents are filed under CPC B29C45/67 (hydraulic)?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC B29C45/67 growing?
- Publication counts under this code: 9 in 2024 vs 8 in 2025 (latest complete years).