Methods and devices for mechanical separation of multilayer interlayers
US-2024217227-A1 · Jul 4, 2024 · US
comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines · 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 | B32B27/42 |
| Official title | comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines |
| Display label | comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines |
| Total patents | 1,108 |
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 | 39 |
| 2016 | 81 |
| 2017 | 123 |
| 2018 | 126 |
| 2019 | 152 |
| 2020 | 144 |
| 2021 | 128 |
| 2022 | 87 |
| 2023 | 103 |
| 2024 | 65 |
| 2025 | 45 |
| 2026 | 15 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Resin-coated metal sheet for container and method for manufacturing the same
US-2016355294-A1 · Dec 8, 2016 · US
Novel novolac curing agent with alkoxysilyl group, method for preparing the same, composition containing the same, the cured product, and use thereof
US-2016326299-A1 · Nov 10, 2016 · US
Metal-resin composite body
US-2016303820-A1 · Oct 20, 2016 · US
Reinforcing sheet and method for producing secondary mounted semiconductor device
US-9472439-B2 · Oct 18, 2016 · US
Esterified poly(vinyl acetal) resin compositions, layers, and interlayers having enhanced properties
US-2016289362-A1 · Oct 6, 2016 · US
Interlayer film for laminated glass, and laminated glass
US-2016279905-A1 · Sep 29, 2016 · US
Curable epoxy composition, film, laminated film, prepreg, laminate, cured article, and composite article
US-2016257812-A1 · Sep 8, 2016 · US
Packaging material for cell
US-2016211490-A1 · Jul 21, 2016 · US
Laminated body
US-2016176164-A1 · Jun 23, 2016 · US
Monolithic interlayers of cellulose ester polyvinyl acetal polymer blends
US-2016160031-A1 · Jun 9, 2016 · US
Carbon fiber composite material
US-2016136922-A1 · May 19, 2016 · US
Polymer interlayers comprising a compatibilizer
US-2016122526-A1 · May 5, 2016 · US
Multiple layer interlayer resisting defect formation
US-2016096350-A1 · Apr 7, 2016 · US
Hemmed structure and hemming method
US-2016082687-A1 · Mar 24, 2016 · US
Composite materials with high z-direction electrical conductivity
US-2016082691-A1 · Mar 24, 2016 · US
Portable printer
US-2016059598-A1 · Mar 3, 2016 · US
Polymer interlayers comprising a blend of two or more resins
US-9248626-B2 · Feb 2, 2016 · US
Method for producing an at least two-layered board, and an at least two-layered board
US-2016001323-A1 · Jan 7, 2016 · US
Laminated film
US-2016001530-A1 · Jan 7, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B32B27/42?
- CPC B32B27/42 is the Cooperative Patent Classification code for “comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines.”
- How many patents are filed under CPC B32B27/42 (comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines)?
- Our database includes 1,108 publications tagged with this CPC code.
- Is patent activity under CPC B32B27/42 growing?
- Publication counts under this code: 65 in 2024 vs 45 in 2025 (latest complete years).