Stacked plate heat exchanger
US-2019331436-A1 · Oct 31, 2019 · US
Arrangements for sealing the margins
Arrangements for sealing the margins · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F28F3/10 |
| Official title | Arrangements for sealing the margins |
| Display label | Arrangements for sealing the margins |
| Total patents | 204 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 13 |
| 2017 | 13 |
| 2018 | 10 |
| 2019 | 26 |
| 2020 | 18 |
| 2021 | 26 |
| 2022 | 19 |
| 2023 | 23 |
| 2024 | 25 |
| 2025 | 15 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat exchanger with jointed frame
US-10458725-B2 · Oct 29, 2019 · US
Attachment means, gasket arrangement, heat exchanger plate and assembly
US-10451361-B2 · Oct 22, 2019 · US
Intelligent dehumidification device for hot air circulation baking system
US-2019274316-A1 · Sep 12, 2019 · US
Plate for heat exchanger and heat exchanger
US-10371454-B2 · Aug 6, 2019 · US
Vapor chamber
US-2019226770-A1 · Jul 25, 2019 · US
Brazed heat exchanger and production method
US-10302366-B2 · May 28, 2019 · US
Temperature control device for tempering a battery
US-10305150-B2 · May 28, 2019 · US
A plate heat exchanger
US-2019145711-A1 · May 16, 2019 · US
Gasket locating arrangements
US-10274084-B2 · Apr 30, 2019 · US
Connecting clamp
US-2019063646-A1 · Feb 28, 2019 · US
Porthole gasket and assembly for a heat exchanger
US-2019003783-A1 · Jan 3, 2019 · US
Gasketed plate and shell heat exchanger
US-2018356159-A1 · Dec 13, 2018 · US
Stacked-plate heat exchanger
US-2018328672-A1 · Nov 15, 2018 · US
Edge strips with surface structure for plate heat exchanger
US-2018292143-A1 · Oct 11, 2018 · US
Method of making a plate package for a plate heat exchanger
US-10024602-B2 · Jul 17, 2018 · US
Structural support element in heat exchangers
US-10006722-B2 · Jun 26, 2018 · US
Temperature control device for tempering a battery
US-2018166755-A1 · Jun 14, 2018 · US
Plate heat exchanger
US-9933211-B2 · Apr 3, 2018 · US
Water-cooling radiator structure
US-2018092248-A1 · Mar 29, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28F3/10?
- CPC F28F3/10 is the Cooperative Patent Classification code for “Arrangements for sealing the margins.”
- How many patents are filed under CPC F28F3/10 (Arrangements for sealing the margins)?
- Our database includes 204 publications tagged with this CPC code.
- Is patent activity under CPC F28F3/10 growing?
- Publication counts under this code: 25 in 2024 vs 15 in 2025 (latest complete years).