Method for manufacturing an injection-molded article, in particular a bottle preform
US-12390969-B2 · Aug 19, 2025 · US
in several stages
in several stages · 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 | B29C49/6472 |
| Official title | {in several stages} |
| Display label | in several stages |
| Total patents | 49 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 8 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Resin container manufacturing device and resin container manufacturing method
US-2025001669-A1 · Jan 2, 2025 · US
Production method and production device for resin container
US-2024140015-A1 · May 2, 2024 · US
Method and apparatus for heating plastic preforms
US-11648725-B2 · May 16, 2023 · US
Method and apparatus for forming plastic preforms into plastic containers with pre-heating of blow moulds
US-11584061-B2 · Feb 21, 2023 · US
Method of managing preforms immobilized in a heating station
US-11548202-B2 · Jan 10, 2023 · US
Method for manufacturing an injection-molded article, in particular a bottle preform
US-2022266490-A1 · Aug 25, 2022 · US
Method of managing preforms immobilized in a heating station
US-2022032528-A1 · Feb 3, 2022 · US
Blow molding apparatus
US-11097459-B2 · Aug 24, 2021 · US
Method and apparatus for forming plastic preforms into plastic containers with pre-heating of blow moulds
US-2021245414-A1 · Aug 12, 2021 · US
Blow mold
US-11007701-B2 · May 18, 2021 · US
Facility and method for production of containers, making possible production immediately upon start-up
US-10960596-B2 · Mar 30, 2021 · US
Method and apparatus for heating plastic preforms
US-2020307064-A1 · Oct 1, 2020 · US
Blow molding apparatus
US-10668658-B2 · Jun 2, 2020 · US
Blow mold
US-2020047396-A1 · Feb 13, 2020 · US
Heat device and method for the thermal conditioning of preforms provided for blow moulding
US-10549472-B2 · Feb 4, 2020 · US
Sequential biaxial strain of semi-crystalline tubes
US-2019143575-A1 · May 16, 2019 · US
Heating device and method for the thermal conditioning of preforms provided for blow moulding
US-2019091918-A1 · Mar 28, 2019 · US
Facility and method for production of containers, making possible production immediately upon start-up
US-2019061225-A1 · Feb 28, 2019 · US
Method and heating device for temperature conditioning of preforms and blow molding machine comprising such a device
US-10213953-B2 · Feb 26, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C49/6472?
- CPC B29C49/6472 is the Cooperative Patent Classification code for “in several stages.”
- How many patents are filed under CPC B29C49/6472 (in several stages)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC B29C49/6472 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).