Method for Preparing Super Absorbent Polymer
US-2020406228-A1 · Dec 31, 2020 · US
by dividing preformed material
by dividing preformed material · 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 | B29B9/02 |
| Official title | by dividing preformed material |
| Display label | by dividing preformed material |
| Total patents | 130 |
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 | 8 |
| 2018 | 8 |
| 2019 | 15 |
| 2020 | 11 |
| 2021 | 12 |
| 2022 | 14 |
| 2023 | 20 |
| 2024 | 15 |
| 2025 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of Preparing Superabsorbent Polymer and Superabsorbent Polymer
US-2020398251-A1 · Dec 24, 2020 · US
Melt impregnation device and melt impregnation method
US-10792840-B2 · Oct 6, 2020 · US
Abuse-proofed dosage form
US-2020215053-A1 · Jul 9, 2020 · US
Crush resistant delayed-release dosage forms
US-10675278-B2 · Jun 9, 2020 · US
Polymer Powder and Object Made from the Same
US-2020165417-A1 · May 28, 2020 · US
Polymer powder and method of preparing the same
US-10619032-B2 · Apr 14, 2020 · US
Ethylene-vinyl alcohol copolymer composition, pellets, multilayer structure, and multilayer pipe
US-2020109251-A1 · Apr 9, 2020 · US
Conductive thermoplastic polycarbonate/acrylonitrile butadiene styrene (pc/abs) polymer with nanomaterials and articles and methods thereof
US-2020102453-A1 · Apr 2, 2020 · US
Process for manufacturing a densified polymer powder, and process of melt processing a densified polymer powder
US-10596727-B2 · Mar 24, 2020 · US
Polymer Powder and Method of Preparing the Same
US-2020087487-A1 · Mar 19, 2020 · US
Resin microparticle production method and resin particles
US-2019345295-A1 · Nov 14, 2019 · US
Extrusion pelletizer for polycarbonate resin and method for extrusion-pelletizing polycarbonate resin
US-10464235-B2 · Nov 5, 2019 · US
Sub-Critical Gas-Assisted Processing Of A Polymer Blend
US-2019322027-A1 · Oct 24, 2019 · US
Abuse-proofed dosage form
US-2019321358-A1 · Oct 24, 2019 · US
Granulate production with rounded particles for manufacturing implants or tool manufacturing
US-2019275703-A1 · Sep 12, 2019 · US
Slurry, method of producing composite resin material, and method of producing shaped product
US-2019276610-A1 · Sep 12, 2019 · US
Process for producing 3d structures from powdered rubber material and its products
US-2019248067-A1 · Aug 15, 2019 · US
Process for the continuous preparation of water-absorbent polymers
US-10377057-B2 · Aug 13, 2019 · US
Thermoplastic molding compounds
US-2019241736-A1 · Aug 8, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29B9/02?
- CPC B29B9/02 is the Cooperative Patent Classification code for “by dividing preformed material.”
- How many patents are filed under CPC B29B9/02 (by dividing preformed material)?
- Our database includes 130 publications tagged with this CPC code.
- Is patent activity under CPC B29B9/02 growing?
- Publication counts under this code: 15 in 2024 vs 9 in 2025 (latest complete years).