Master batch, polycarbonate resin composition, injection foam molded body and method for producing same
US-11898016-B2 · Feb 13, 2024 · US
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Moulding polymers or prepolymers containing ingredients in a frangible packaging, e.g. microcapsules (expandable components kept in frangible containers within a flexible bag B29C44/183)
Moulding polymers or prepolymers containing ingredients in a frangible packaging, e.g. microcapsules (expandable components kept in frangible containers within a flexible bag B29C44/183) · 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 | B29C67/247 |
| Official title | {Moulding polymers or prepolymers containing ingredients in a frangible packaging, e.g. microcapsules (expandable components kept in frangible containers within a flexible bag B29C44/183)} |
| Display label | Moulding polymers or prepolymers containing ingredients in a frangible packaging, e.g. microcapsules (expandable components kept in frangible containers within a flexible bag B29C44/183) |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Injection molding process using 1k polyurethane
US-2022143881-A1 · May 12, 2022 · US
Three-dimensional (3D) printing method
US-11254068-B2 · Feb 22, 2022 · US
Master batch, polycarbonate resin composition, injection foam molded body and method for producing same
US-2021047481-A1 · Feb 18, 2021 · US
Method and composition to ensure degradation of plastic films in an anaerobic environment, such as a landfill
US-10808090-B2 · Oct 20, 2020 · US
Method of filling voids in a filled seal cap
US-10780657-B2 · Sep 22, 2020 · US
Hollow microneedle with beveled tip
US-10232157-B2 · Mar 19, 2019 · US
Method and composition to ensure degradation of plastic films in an anaerobic environment, such as a landfill
US-2018066119-A1 · Mar 8, 2018 · US
Microspheres
US-9902829-B2 · Feb 27, 2018 · US
Method to ensure degradation of plastic films in an anaerobic environment, such as a landfill
US-9890258-B2 · Feb 13, 2018 · US
Method of filling voids in a filled seal cap
US-2017361549-A1 · Dec 21, 2017 · US
Method for preparing thermoplastic polyurethane pellets
US-2017291981-A1 · Oct 12, 2017 · US
Three-dimensional (3d) printing method
US-2017252974-A1 · Sep 7, 2017 · US
Method and composition to ensure degradation of plastic films in an anaerobic environment, such as a landfill
US-2017029582-A1 · Feb 2, 2017 · US
Hollow microneedle with beveled tip
US-2016136406-A1 · May 19, 2016 · US
Feedstocks for additive manufacturing and methods for their preparation and use
US-2016059496-A1 · Mar 3, 2016 · US
Microspheres
US-2015322226-A1 · Nov 12, 2015 · US
Thermally expandable microcapsule and foam-molded article
US-9109096-B2 · Aug 18, 2015 · US