Diphenylguanidine-free rubber mixtures containing short-chain alkyl esters of glycerin
US-10150853-B2 · Dec 11, 2018 · US
Thiurams, {i.e. compounds containing[IMAGE cpc-sch-C08K-1011.gif] groups}
Thiurams, {i.e. compounds containing[IMAGE cpc-sch-C08K-1011.gif] groups} · 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 | C08K5/40 |
| Official title | Thiurams, {i.e. compounds containing[IMAGE cpc-sch-C08K-1011.gif] groups} |
| Display label | Thiurams, {i.e. compounds containing[IMAGE cpc-sch-C08K-1011.gif] groups} |
| Total patents | 186 |
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 | 12 |
| 2017 | 22 |
| 2018 | 17 |
| 2019 | 17 |
| 2020 | 26 |
| 2021 | 18 |
| 2022 | 11 |
| 2023 | 20 |
| 2024 | 17 |
| 2025 | 12 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hose rubber composition, hose laminated body, and hose
US-2018346692-A1 · Dec 6, 2018 · US
Electrically conductive rubber composition, transfer roller, and image forming apparatus
US-2018335728-A1 · Nov 22, 2018 · US
Polyalkylene oxide composition
US-2018282513-A1 · Oct 4, 2018 · US
Composition for rubber bushing having vibration isolation and fatigue endurance characteristics
US-10023727-B2 · Jul 17, 2018 · US
Friction transmission belt
US-2018187747-A1 · Jul 5, 2018 · US
Functionalized polymer composition
US-10005857-B2 · Jun 26, 2018 · US
Highly unsaturated multi-modal polyisoolefin composition and process for preparation thereof
US-9982075-B2 · May 29, 2018 · US
Natural Rubber Composition for Vehicle
US-2018142753-A1 · May 24, 2018 · US
Golf ball
US-2018118918-A1 · May 3, 2018 · US
Composition for rubber bushing having vibration isolation and fatigue endurance characteristics
US-2018118923-A1 · May 3, 2018 · US
Method for manufacturing an elastomeric composition having a self-sealing property
US-9944775-B2 · Apr 17, 2018 · US
Rubber composition, laminated body of rubber composition and metal, and vulcanized rubber product
US-9932464-B2 · Apr 3, 2018 · US
Rubber composition for flexible coupling
US-9932458-B2 · Apr 3, 2018 · US
Non-pneumatic tire
US-2018086142-A1 · Mar 29, 2018 · US
Rubber composition for tires and pneumatic tire
US-9890267-B2 · Feb 13, 2018 · US
Rubber composition and tire using same
US-2018016425-A1 · Jan 18, 2018 · US
Air hose for automobile
US-9809700-B2 · Nov 7, 2017 · US
Electrophotographic member, process cartridge and electrophotographic apparatus
US-9811009-B2 · Nov 7, 2017 · US
Sulfur-Containing Polyorganosiloxane Compositions And Related Aspects
US-2017306150-A1 · Oct 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08K5/40?
- CPC C08K5/40 is the Cooperative Patent Classification code for “Thiurams, {i.e. compounds containing[IMAGE cpc-sch-C08K-1011.gif] groups}.”
- How many patents are filed under CPC C08K5/40 (Thiurams, {i.e. compounds containing[IMAGE cpc-sch-C08K-1011.gif] groups})?
- Our database includes 186 publications tagged with this CPC code.
- Is patent activity under CPC C08K5/40 growing?
- Publication counts under this code: 17 in 2024 vs 12 in 2025 (latest complete years).