Vent stuffer for extruder and extrusion apparatus
US-2026084360-A1 · Mar 26, 2026 · US
having projections with a short length in the barrel direction, e.g. pins
having projections with a short length in the barrel direction, e.g. pins · 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 | B29C48/687 |
| Official title | {having projections with a short length in the barrel direction, e.g. pins} |
| Display label | having projections with a short length in the barrel direction, e.g. pins |
| Total patents | 33 |
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 | 2 |
| 2016 | 7 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 8 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Single-shaft extruder and use of a single-shaft extruder, and method for altering morphology of a superabsorbent polymer, specifically an SAP polymer gel, using a single-shaft extruder
US-11560456-B2 · Jan 24, 2023 · US
Fastenable member for sealing, baffling or reinforcing and method of forming same
US-2022347907-A1 · Nov 3, 2022 · US
Single-shaft extruder and use of a single-shaft extruder, and method for altering morphology of a superabsorbent polymer gel using a single-shaft extruder
US-11458665-B2 · Oct 4, 2022 · US
Fastenable member for sealing, baffling or reinforcing and method of forming same
US-11390004-B2 · Jul 19, 2022 · US
Twin screw extruder
US-11312056-B2 · Apr 26, 2022 · US
Extruder
US-11104053-B2 · Aug 31, 2021 · US
Method for producing rubber member
US-11097447-B2 · Aug 24, 2021 · US
Device and method for dispersing solids, liquids and gases in an extruder
US-11045977-B2 · Jun 29, 2021 · US
Twin screw extruder
US-2021138711-A1 · May 13, 2021 · US
Water absorbent resin powder
US-10624983-B2 · Apr 21, 2020 · US
Twin-screw extrusion kneader with movable portions to control viscosity of electrode paste and manufacturing method for electrode paste therewith
US-10532491-B2 · Jan 14, 2020 · US
Method for producing rubber member
US-2019358855-A1 · Nov 28, 2019 · US
Single-shaft extruder and use of a single-shaft extruder, and method for altering morphology of a superabsorbent polymer, specifically an sap polymer gel, using a single-shaft extruder
US-2019330426-A1 · Oct 31, 2019 · US
Fastenable member for sealing, baffling or reinforcing and method of forming same
US-2019308357-A1 · Oct 10, 2019 · US
Single-shaft extruder and use of a single-shaft extruder, and method for altering morphology of a superabsorbent polymer gel using a single-shaft extruder
US-2019308358-A1 · Oct 10, 2019 · US
Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder
US-10434495-B2 · Oct 8, 2019 · US
Gel pulverization device, method for manufacturing polyacrylic acid (polyacrlate) superabsorbent polymer powder, and superabsorbent polymer powder
US-2019275192-A1 · Sep 12, 2019 · US
Gel pulverization device, method for manufacturing polyacrylic acid (polyacrylate) superabsorbent polymer powder, and superabsorbent polymer powder
US-10406256-B2 · Sep 10, 2019 · US
Method of forming fastenable member for sealing, baffling or reinforcing
US-10328624-B2 · Jun 25, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C48/687?
- CPC B29C48/687 is the Cooperative Patent Classification code for “having projections with a short length in the barrel direction, e.g. pins.”
- How many patents are filed under CPC B29C48/687 (having projections with a short length in the barrel direction, e.g. pins)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC B29C48/687 growing?
- Publication counts under this code: 4 in 2022 vs 1 in 2023 (latest complete years).