Polypropylene multilayer sheet
US-2024009975-A1 · Jan 11, 2024 · US
at least one layer is extruded and immediately laminated while in semi-molten state
at least one layer is extruded and immediately laminated while in semi-molten state · 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 | B32B37/153 |
| Official title | {at least one layer is extruded and immediately laminated while in semi-molten state} |
| Display label | at least one layer is extruded and immediately laminated while in semi-molten state |
| Total patents | 827 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 58 |
| 2016 | 55 |
| 2017 | 62 |
| 2018 | 80 |
| 2019 | 101 |
| 2020 | 87 |
| 2021 | 92 |
| 2022 | 77 |
| 2023 | 66 |
| 2024 | 66 |
| 2025 | 69 |
| 2026 | 14 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extrusion coating of low density polyethylene and heat-sealed article made therefrom
US-2016296965-A1 · Oct 13, 2016 · US
Film laminated, water activated paper tape and methods of making same
US-2015376467-A1 · Dec 31, 2015 · US
Packaging laminate, method for producing same, and packaging container produced from the packaging laminate
US-2015375484-A1 · Dec 31, 2015 · US
Multi-layer high moisture barrier polylactic acid film
US-9221213-B2 · Dec 29, 2015 · US
X-ray imaging panel with thermally-sensitive adhesive and methods of making thereof
US-9223034-B2 · Dec 29, 2015 · US
Methods and apparatus for applying protective films
US-2015367620-A1 · Dec 24, 2015 · US
Floor panel
US-9212494-B2 · Dec 15, 2015 · US
Ultrasonic additive manufacturing assembly and method
US-2015352661-A1 · Dec 10, 2015 · US
Blanket materials for indirect printing methods
US-9200120-B2 · Dec 1, 2015 · US
Heat-sealable biodegradable packaging material, a method for its manufacture, and a product package made from the material
US-9181010-B2 · Nov 10, 2015 · US
Insulation film and method for making insulation film
US-2015314575-A1 · Nov 5, 2015 · US
Multilayer polypropylene films and methods of making and using same
US-9174384-B2 · Nov 3, 2015 · US
Insulation film and method for making insulation film
US-2015306851-A1 · Oct 29, 2015 · US
Method for producing temperature resistant nonwovens
US-9168718-B2 · Oct 27, 2015 · US
A method for manufacturing a packaging material
US-2015298438-A1 · Oct 22, 2015 · US
Carpet, carpet backings and methods
US-2015299947-A1 · Oct 22, 2015 · US
Floor panel
US-9163414-B2 · Oct 20, 2015 · US
Bonded Part With Laminated Rubber Member and Method of Making
US-2015290918-A1 · Oct 15, 2015 · US
Method for manufacturing biodegradable packaging material, biodegradable packaging material and a package or a container made thereof
US-2015274367-A1 · Oct 1, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B32B37/153?
- CPC B32B37/153 is the Cooperative Patent Classification code for “at least one layer is extruded and immediately laminated while in semi-molten state.”
- How many patents are filed under CPC B32B37/153 (at least one layer is extruded and immediately laminated while in semi-molten state)?
- Our database includes 827 publications tagged with this CPC code.
- Is patent activity under CPC B32B37/153 growing?
- Publication counts under this code: 66 in 2024 vs 69 in 2025 (latest complete years).