Fenestration panels and systems
US-2025376890-A1 · Dec 11, 2025 · US
Sandwich-type panels
Sandwich-type panels · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E04B2/92 |
| Official title | Sandwich-type panels |
| Display label | Sandwich-type panels |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 5 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Facade system for thermally conditioning buildings
US-12435889-B2 · Oct 7, 2025 · US
Facade module and associated building facade
US-12247404-B2 · Mar 11, 2025 · US
Facade element, building facade and process for the assembling of such a building facade
US-12209406-B2 · Jan 28, 2025 · US
Exterior wall system
US-2024287795-A1 · Aug 29, 2024 · US
Non-combustible edge for insulated concrete sandwich wall panels
US-2024254765-A1 · Aug 1, 2024 · US
Exterior wall system
US-12000146-B2 · Jun 4, 2024 · US
Non-combustible edge for insulated concrete sandwich wall panels
US-11982084-B2 · May 14, 2024 · US
Process for assembling a fire- , smoke- , sound- and/or water-proof system within a dynamic curtain wall façade
US-11970855-B2 · Apr 30, 2024 · US
Facade module and associated building facade
US-2023160215-A1 · May 25, 2023 · US
Facade system for thermally conditioning buildings
US-2023048762-A1 · Feb 16, 2023 · US
Facade element, building facade and process for the assembling of such a building facade
US-2023010030-A1 · Jan 12, 2023 · US
Exterior wall system
US-2022333378-A1 · Oct 20, 2022 · US
Exterior wall system
US-11396749-B2 · Jul 26, 2022 · US
Process for assembling a fire-, smoke-, sound- and/or water-proof system within a dynamic curtain wall façade
US-2022127849-A1 · Apr 28, 2022 · US
Non-combustible edge for insulated concrete sandwich wall panels
US-2021317658-A1 · Oct 14, 2021 · US
Exterior wall system
US-2021222431-A1 · Jul 22, 2021 · US
Wall system
US-2020131761-A1 · Apr 30, 2020 · US
Process for assembling a fire-, smoke-, sound- and/or water-proof system within a dynamic curtain wall façade
US-10538915-B1 · Jan 21, 2020 · US
Panelized shadow box
US-10267084-B2 · Apr 23, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC E04B2/92?
- CPC E04B2/92 is the Cooperative Patent Classification code for “Sandwich-type panels.”
- How many patents are filed under CPC E04B2/92 (Sandwich-type panels)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC E04B2/92 growing?
- Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).