Press hardening method
US-2022380863-A1 · Dec 1, 2022 · US
from an intercritical temperature
from an intercritical temperature · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C21D1/185 |
| Official title | {from an intercritical temperature} |
| Display label | from an intercritical temperature |
| Total patents | 178 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 8 |
| 2018 | 4 |
| 2019 | 11 |
| 2020 | 6 |
| 2021 | 15 |
| 2022 | 33 |
| 2023 | 20 |
| 2024 | 38 |
| 2025 | 30 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Steel sheet and method for manufacturing same
US-2022316020-A1 · Oct 6, 2022 · US
Method for manufacturing a high strength steel product and steel product thereby obtained
US-2022282348-A1 · Sep 8, 2022 · US
High-strength steel sheet and production method therefor
US-11401595-B2 · Aug 2, 2022 · US
Steel sheet
US-2022195556-A1 · Jun 23, 2022 · US
High strength steel sheet and method for manufacturing the same
US-2022186334-A1 · Jun 16, 2022 · US
Method for producing machine component
US-11326220-B2 · May 10, 2022 · US
High-strength steel sheet having excellent moldability and impact resistance, and method for manufacturing high-strength steel sheet having excellent moldability and impact resistance
US-2022127691-A1 · Apr 28, 2022 · US
High-strength hot-dip galvanized steel sheet and manufacturing method therefor
US-2022106662-A1 · Apr 7, 2022 · US
High strength steel with improved mechanical properties
US-2022074014-A1 · Mar 10, 2022 · US
Cryogenic pressure vessels formed from low-carbon, high-strength 9% nickel steels
US-2022064767-A1 · Mar 3, 2022 · US
Steel sheet
US-11242583-B2 · Feb 8, 2022 · US
Steel plate for pressure vessel with excellent cryogenic toughness and excellent ductility and manufacturing method thereof
US-2021388457-A1 · Dec 16, 2021 · US
Thin steel sheet and method for manufacturing same
US-2021381076-A1 · Dec 9, 2021 · US
Utility cart
US-2021362762-A1 · Nov 25, 2021 · US
High-strength steel plate having excellent formability, toughness and weldability, and production method of same
US-2021340653-A1 · Nov 4, 2021 · US
Bearing bushing for track, and method for producing the same
US-11162152-B2 · Nov 2, 2021 · US
Electric resistance welded steel pipe or tube
US-2021310091-A1 · Oct 7, 2021 · US
Method for the heat treatment of a manganese steel product, and manganese steel product having a special alloy
US-11124850-B2 · Sep 21, 2021 · US
Method for manufacturing quenched molding, method for manufacturing hot press steel material, and hot press steel material
US-11078550-B2 · Aug 3, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C21D1/185?
- CPC C21D1/185 is the Cooperative Patent Classification code for “from an intercritical temperature.”
- How many patents are filed under CPC C21D1/185 (from an intercritical temperature)?
- Our database includes 178 publications tagged with this CPC code.
- Is patent activity under CPC C21D1/185 growing?
- Publication counts under this code: 38 in 2024 vs 30 in 2025 (latest complete years).