Heat-resistant chlorine-containing crosslinked resin formed body and method for producing the same, silane master batch, master batch mixture and formed body thereof, and heat-resistant product
US-2018346700-A1 · Dec 6, 2018 · US
with screw or helix
with screw or helix · 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 | B29B7/42 |
| Official title | with screw or helix |
| Display label | with screw or helix |
| Total patents | 279 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 17 |
| 2017 | 19 |
| 2018 | 13 |
| 2019 | 25 |
| 2020 | 31 |
| 2021 | 28 |
| 2022 | 43 |
| 2023 | 34 |
| 2024 | 25 |
| 2025 | 25 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Material deposition system for additive manufacturing
US-10137679-B2 · Nov 27, 2018 · US
Device and method for the homogenisation of plastics material melts
US-10093034-B2 · Oct 9, 2018 · US
Process for producing organopolysiloxane compositions
US-10059826-B2 · Aug 28, 2018 · US
Biodegradable polymer-based biocomposites with tailored properties and method of making those
US-2018127554-A1 · May 10, 2018 · US
Extruder screw, extruder, and extrusion method
US-2018093234-A1 · Apr 5, 2018 · US
Extruder screw, extruder, and extrusion method
US-2018093233-A1 · Apr 5, 2018 · US
Gear pump extruding machine
US-2018050479-A1 · Feb 22, 2018 · US
Production method of producing fiber-reinforced resin molding
US-9849614-B2 · Dec 26, 2017 · US
Process for producing tyres
US-2017361555-A1 · Dec 21, 2017 · US
Process for preparing a polyolefin composition
US-2017341266-A1 · Nov 30, 2017 · US
Process for preparing a polyolefin composition
US-2017259458-A1 · Sep 14, 2017 · US
Thermoplastic composition with low hydrocarbon uptake
US-9757892-B2 · Sep 12, 2017 · US
Extruder and kneading device
US-2017225360-A1 · Aug 10, 2017 · US
Screw for extruder, screw element, extruder, and extrusion method
US-2017225379-A1 · Aug 10, 2017 · US
Kneading apparatus, method for producing thermoplastic resin molded product, and foam injection molding method
US-9718217-B2 · Aug 1, 2017 · US
Polyamide pellets, method for producing polyamide pellets, and method for producing polyamide molded article
US-2017210031-A1 · Jul 27, 2017 · US
Use of nucleation to improve slip bloom in metallocene polypropylene resins
US-9701801-B2 · Jul 11, 2017 · US
Method for forming stratified rubber article with variable cure rate
US-9701081-B2 · Jul 11, 2017 · US
Method of manufacturing transparent resin composition
US-9688001-B2 · Jun 27, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29B7/42?
- CPC B29B7/42 is the Cooperative Patent Classification code for “with screw or helix.”
- How many patents are filed under CPC B29B7/42 (with screw or helix)?
- Our database includes 279 publications tagged with this CPC code.
- Is patent activity under CPC B29B7/42 growing?
- Publication counts under this code: 25 in 2024 vs 25 in 2025 (latest complete years).