Process for bonding arrays of ceramic filters
US-9206087-B2 · Dec 8, 2015 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · 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 | C04B37/005 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 432 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 66 |
| 2016 | 56 |
| 2017 | 52 |
| 2018 | 40 |
| 2019 | 32 |
| 2020 | 38 |
| 2021 | 34 |
| 2022 | 19 |
| 2023 | 27 |
| 2024 | 31 |
| 2025 | 29 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of manufacturing honeycomb structured body
US-9199188-B2 · Dec 1, 2015 · US
Cement to make thermal shock resistant ceramic honeycomb structures and method to make them
US-9174158-B2 · Nov 3, 2015 · US
Fine particle collecting filter
US-9168478-B2 · Oct 27, 2015 · US
Fine particle collecting filter
US-9163538-B2 · Oct 20, 2015 · US
Carbon component and method for manufacturing the same
US-9156743-B2 · Oct 13, 2015 · US
Manufacturing method of honeycomb structure
US-2015274602-A1 · Oct 1, 2015 · US
Voltage nonlinear resistive element and method for manufacturing the same
US-2015270036-A1 · Sep 24, 2015 · US
Voltage nonlinear resistive element and method for manufacturing the same
US-2015270037-A1 · Sep 24, 2015 · US
Honeycomb structure
US-9138674-B2 · Sep 22, 2015 · US
Plugged honeycomb structure
US-2015258483-A1 · Sep 17, 2015 · US
Honeycomb structure
US-2015252703-A1 · Sep 10, 2015 · US
Honeycomb structure
US-2015252701-A1 · Sep 10, 2015 · US
Gas sensor
US-2015253281-A1 · Sep 10, 2015 · US
Honeycomb structure
US-2015252702-A1 · Sep 10, 2015 · US
Method for making ceramic thin exterior part
US-2015232390-A1 · Aug 20, 2015 · US
Handle Substrates of Composite Substrates for Semiconductors
US-2015232389-A1 · Aug 20, 2015 · US
Method for brazing parts made from a composite material, with anchoring of the brazed joint
US-2015203412-A1 · Jul 23, 2015 · US
Method for producing a ceramic substance for a ceramic material
US-9085492-B2 · Jul 21, 2015 · US
Ceramic nanochannel drug delivery device and method of formation
US-9079002-B1 · Jul 14, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B37/005?
- CPC C04B37/005 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C04B37/005 (Chemistry & Metallurgy)?
- Our database includes 432 publications tagged with this CPC code.
- Is patent activity under CPC C04B37/005 growing?
- Publication counts under this code: 31 in 2024 vs 29 in 2025 (latest complete years).