Hollow gear hob
US-10518345-B2 · Dec 31, 2019 · US
Details of hard metal, i.e. cemented carbide
Details of hard metal, i.e. cemented carbide · 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 | B23C2222/28 |
| Official title | Details of hard metal, i.e. cemented carbide |
| Display label | Details of hard metal, i.e. cemented carbide |
| Total patents | 93 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 17 |
| 2017 | 9 |
| 2018 | 15 |
| 2019 | 14 |
| 2020 | 9 |
| 2021 | 8 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Coated cutting tool
US-2019323118-A1 · Oct 24, 2019 · US
Surface-coated cutting tool
US-10384269-B2 · Aug 20, 2019 · US
Surface-coated cutting tool
US-2019232380-A1 · Aug 1, 2019 · US
Surface-coated cutting tool and method of manufacturing the same
US-10358712-B2 · Jul 23, 2019 · US
Ceramic milling cutter
US-10322457-B2 · Jun 18, 2019 · US
Cutting tool
US-10293411-B2 · May 21, 2019 · US
Surface-coated cutting tool
US-2019070668-A1 · Mar 7, 2019 · US
Cutting tool
US-2019010583-A1 · Jan 10, 2019 · US
Cutting tool
US-2018369924-A1 · Dec 27, 2018 · US
Rotary cutting blade material and method for manufacturing the same
US-2018345380-A1 · Dec 6, 2018 · US
Cemented carbide corner radius end mill with continuously curved rake ridge and helical flute design
US-10131003-B2 · Nov 20, 2018 · US
Cutting tool made of diamond-coated cemented carbide and method for producing the same
US-10086438-B2 · Oct 2, 2018 · US
Cutting tool, manufacturing method for cutting tool, and method for manufacturing cut product using cutting tool
US-10052699-B2 · Aug 21, 2018 · US
Coated cutting tool and a method for coating the cutting tool
US-10023952-B2 · Jul 17, 2018 · US
Rod and cutting tool
US-2018193927-A1 · Jul 12, 2018 · US
Cutting head and cutting tool having a replaceable cutting head
US-9999929-B2 · Jun 19, 2018 · US
Coated cutting tool
US-2018105931-A1 · Apr 19, 2018 · US
Cutting instrument, in particular dental instrument
US-9931178-B2 · Apr 3, 2018 · US
Surface-coated cutting tool
US-9903014-B2 · Feb 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23C2222/28?
- CPC B23C2222/28 is the Cooperative Patent Classification code for “Details of hard metal, i.e. cemented carbide.”
- How many patents are filed under CPC B23C2222/28 (Details of hard metal, i.e. cemented carbide)?
- Our database includes 93 publications tagged with this CPC code.
- Is patent activity under CPC B23C2222/28 growing?
- Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).