Systems, compositions, and methods for producing sharp edges
US-12569895-B2 · Mar 10, 2026 · US
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knives
knives · 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 | B21K11/02 |
| Official title | knives |
| Display label | knives |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Knife for surgical stapler and associated method of manufacture with MIM and HIP
US-12295572-B2 · May 13, 2025 · US
Knife for surgical stapler and associated method of manufacture with MIM and HIP
US-12059151-B2 · Aug 13, 2024 · US
Manufacturing method of a cutting member
US-11577303-B2 · Feb 14, 2023 · US
Systems, compositions, and methods for producing sharp edges
US-2022371146-A1 · Nov 24, 2022 · US
Knife for surgical stapler and associated method of manufacture with MIM and hip
US-11103245-B2 · Aug 31, 2021 · US
Knife for surgical stapler and associated method of manufacture with mim and hip
US-2021204940-A1 · Jul 8, 2021 · US
Knife for surgical stapler and associated method of manufacture with mim and hip
US-2021204939-A1 · Jul 8, 2021 · US
Knife for Surgical Stapler and Associated Method of Manufacture with MIM and HIP
US-2020205812-A1 · Jul 2, 2020 · US
Cutting edge with cold forged notches to enhance cutting performance
US-2019210096-A1 · Jul 11, 2019 · US
Cutting member and manufacturing method thereof
US-2019160521-A1 · May 30, 2019 · US
Cutting Edge with Microscopically Sized Channels to Enhance Cutting Performance
US-2018264662-A1 · Sep 20, 2018 · US
Cutting edge with microscopically sized channels to enhance cutting performance
US-9975260-B2 · May 22, 2018 · US
Cutting Edge with Microscopically Sized Channels to Enhance Cutting Performance
US-2016303747-A1 · Oct 20, 2016 · US
Cutting Edge with Microscopically Sized Channels to Enhance Cutting Performance
US-2016303699-A1 · Oct 20, 2016 · US