Composition for inorganic powder injection molding, and molded body and sintered body using the same
US-2024316628-A1 · Sep 26, 2024 · US
This page is not indexed by search engines while we improve data quality.
Block or graft polymers prepared by polymerisation of aldehydes or ketones on to macromolecular compounds
Block or graft polymers prepared by polymerisation of aldehydes or ketones on to macromolecular compounds · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08G2/38 |
| Official title | Block or graft polymers prepared by polymerisation of aldehydes or ketones on to macromolecular compounds |
| Display label | Block or graft polymers prepared by polymerisation of aldehydes or ketones on to macromolecular compounds |
| Total patents | 21 |
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 | 1 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 1 |
| 2020 | 3 |
| 2022 | 2 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing polyoxymethylene polyoxyalkylene block copolymers
US-12091492-B2 · Sep 17, 2024 · US
Process for producing polyoxymethylene-polyalkylene oxide block copolymers
US-2022119579-A1 · Apr 21, 2022 · US
Method for producing polyoxymethylene polyoxyalkylene block copolymers
US-2022049042-A1 · Feb 17, 2022 · US
Polyacetal resin composition and molded article thereof
US-10808117-B2 · Oct 20, 2020 · US
Polyoxymethylene resin molded article, sliding member, and ramp for hard disk
US-10781307-B2 · Sep 22, 2020 · US
Process for the production of polyoxymethylene block copolymers
US-10759902-B2 · Sep 1, 2020 · US
Polyoxymethylene resin molded article, sliding member and lamp for hard disk
US-2019062546-A1 · Feb 28, 2019 · US
Process for the production of polyoxymethylene block copolymers
US-2018371159-A1 · Dec 27, 2018 · US
Polyacetal Resin Composition and Molded Article Thereof
US-2018312684-A1 · Nov 1, 2018 · US
Process for the production of polyoxymethylene block copolymers
US-10093772-B2 · Oct 9, 2018 · US
Polyacetal resin composition and molded article thereof
US-10030136-B2 · Jul 24, 2018 · US
Polyacetal resin molded article
US-10030118-B2 · Jul 24, 2018 · US
Polyethercarbonate-polyoxymethylene block copolymers
US-9790328-B2 · Oct 17, 2017 · US
Polyacetal resin molded article
US-2017283583-A1 · Oct 5, 2017 · US
Functionalized polyoxymethylene block copolymers
US-9688814-B2 · Jun 27, 2017 · US
Polyacetal Resin Composition and Molded Article Thereof
US-2017145207-A1 · May 25, 2017 · US
Process for the production of polyoxymethylene block copolymers
US-2017096526-A1 · Apr 6, 2017 · US
Process for producing polydienes
US-9505859-B2 · Nov 29, 2016 · US
Polyethercarbonate-polyoxymethylene block copolymers
US-2016130407-A1 · May 12, 2016 · US