Production method for a membrane switch member
US-2017372853-A1 · Dec 28, 2017 · US
Microporous
Microporous · 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 | B29K2105/041 |
| Official title | {Microporous} |
| Display label | Microporous |
| Total patents | 238 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 27 |
| 2017 | 33 |
| 2018 | 33 |
| 2019 | 28 |
| 2020 | 19 |
| 2021 | 24 |
| 2022 | 8 |
| 2023 | 18 |
| 2024 | 21 |
| 2025 | 12 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polyolefin resin foam sheet and adhesive tape
US-2017292002-A1 · Oct 12, 2017 · US
Microporous polyolefin film, separator for battery, and production processes therefor
US-2017274329-A1 · Sep 28, 2017 · US
Face films and pressure sensitive laminates for printing
US-2017259604-A1 · Sep 14, 2017 · US
Multifunctional fabric, fabricating method thereof and outdoor garment
US-2017251735-A1 · Sep 7, 2017 · US
Patterned microporous breathable film and method of making the patterned microporous breathable film
US-2017246786-A1 · Aug 31, 2017 · US
Process for producing articles formed from polylactic acid and articles made therefrom
US-9732184-B2 · Aug 15, 2017 · US
High temperature humidification membranes
US-2017229720-A1 · Aug 10, 2017 · US
Process For Producing Articles Formed From Polylactic Acid and Articles Made Therefrom
US-2017225370-A1 · Aug 10, 2017 · US
Separators, batteries, systems, vehicles, and related methods
US-2017222205-A1 · Aug 3, 2017 · US
Resin composite
US-2017217127-A1 · Aug 3, 2017 · US
Composite perfluorohydrocarbon membranes, their preparation and use
US-2017203257-A1 · Jul 20, 2017 · US
Polyolefin microporous film and method of producing same
US-2017179457-A1 · Jun 22, 2017 · US
Substrate for liquid filter and method for producing the same
US-2017151534-A1 · Jun 1, 2017 · US
Polyolefin microporous film and method for producing same
US-9624349-B2 · Apr 18, 2017 · US
Polyolefin microporous membrane and production method thereof
US-2017092920-A1 · Mar 30, 2017 · US
Thermoformed Article Formed from a Porous Polymeric Sheet
US-2017080628-A1 · Mar 23, 2017 · US
Laminated multilayer membranes, separators, batteries, and methods
US-2017033346-A1 · Feb 2, 2017 · US
Microporous breathable film and method of making the microporous breathable film
US-2017008211-A1 · Jan 12, 2017 · US
CIC hearing aid seal and method of manufacturing the same
US-9521495-B2 · Dec 13, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29K2105/041?
- CPC B29K2105/041 is the Cooperative Patent Classification code for “Microporous.”
- How many patents are filed under CPC B29K2105/041 (Microporous)?
- Our database includes 238 publications tagged with this CPC code.
- Is patent activity under CPC B29K2105/041 growing?
- Publication counts under this code: 21 in 2024 vs 12 in 2025 (latest complete years).