Substrate for an euv-lithography mirror
US-2021149093-A1 · May 20, 2021 · US
carbon or graphite as the main non-metallic constituent
carbon or graphite as the main non-metallic constituent · 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 | C22C32/0084 |
| Official title | {carbon or graphite as the main non-metallic constituent} |
| Display label | carbon or graphite as the main non-metallic constituent |
| Total patents | 91 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 6 |
| 2017 | 14 |
| 2018 | 10 |
| 2019 | 13 |
| 2020 | 7 |
| 2021 | 9 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Erosion resistant hard composite materials
US-10751839-B2 · Aug 25, 2020 · US
Magnesium alloy powder metal compact
US-10737321-B2 · Aug 11, 2020 · US
Metal matrix composite drill bits with reinforcing metal blanks
US-10704333-B2 · Jul 7, 2020 · US
Method for manufacturing of substrate for lead acid battery, powder mixture for manufacturing same and substrate for lead acid battery
US-10700360-B2 · Jun 30, 2020 · US
Method for making metal-carbon composites and compositions
US-10662509-B2 · May 26, 2020 · US
Method for producing an ultra-high conductivity electrical conductor
US-10631404-B2 · Apr 21, 2020 · US
Negative electrode active material for electric device, negative electrode for electric device and electric device
US-10547053-B2 · Jan 28, 2020 · US
Carbon composites and methods of manufacture
US-10501323-B2 · Dec 10, 2019 · US
Metal matrix nanocomposite containing oriented graphene sheets and production process
US-2019292671-A1 · Sep 26, 2019 · US
Sintered friction material for railway vehicles and method for producing the same
US-2019292634-A1 · Sep 26, 2019 · US
Method for manufacturing of substrate for lead acid battery, powder mixture for manufacturing same and substrate for lead acid battery
US-2019267635-A1 · Aug 29, 2019 · US
Carbon composites and methods of manufacture
US-2019248653-A1 · Aug 15, 2019 · US
Carbon-based nanotube/metal composite and methods of making the same
US-10364486-B2 · Jul 30, 2019 · US
Method for manufacturing of substrate for lead acid battery, powder mixture for manufacturing the same and substrate for the same
US-10333150-B2 · Jun 25, 2019 · US
Slide member and method for producing same
US-10323689-B2 · Jun 18, 2019 · US
Carbon composites and methods of manufacture
US-10315922-B2 · Jun 11, 2019 · US
Sliding member
US-10288118-B2 · May 14, 2019 · US
Additive manufacture of electrically conductive materials
US-10265771-B2 · Apr 23, 2019 · US
Polymer composites with highly tunable thermal and mechanical properties and methods of manufacture
US-2019106613-A1 · Apr 11, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22C32/0084?
- CPC C22C32/0084 is the Cooperative Patent Classification code for “carbon or graphite as the main non-metallic constituent.”
- How many patents are filed under CPC C22C32/0084 (carbon or graphite as the main non-metallic constituent)?
- Our database includes 91 publications tagged with this CPC code.
- Is patent activity under CPC C22C32/0084 growing?
- Publication counts under this code: 6 in 2024 vs 7 in 2025 (latest complete years).