Functionalized reduced graphene oxide and methods of producing the same
US-2016376154-A1 · Dec 29, 2016 · 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 | C01B31/043 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 124 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 22 |
| 2016 | 42 |
| 2017 | 42 |
| 2018 | 16 |
| 2019 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Attachment of Graphene and Metal or Metal Oxide-Modified Graphene to Organic Polymers Used in Organic Fuel Cells
US-2016359183-A1 · Dec 8, 2016 · US
Methods and apparatus to control reaction rates of chemical reactions by applying a magnetic field
US-9511343-B2 · Dec 6, 2016 · US
Graphene oxide polymer with nonlinear resistivity
US-9502150-B2 · Nov 22, 2016 · US
Methods and compositions for making metal oxide-graphene composites
US-9499410-B2 · Nov 22, 2016 · US
Graphene-metal chalcogenide porous material
US-2016332136-A1 · Nov 17, 2016 · US
Cationic polymerization process for the synthesis of nano-structured polymers containing graphene
US-9493594-B2 · Nov 15, 2016 · US
Production of graphene oxide
US-2016298244-A1 · Oct 13, 2016 · US
Water purification
US-2016280563-A1 · Sep 29, 2016 · US
Synthesis of ultra-large graphene oxide sheets
US-9452934-B2 · Sep 27, 2016 · US
Method for producing graphene oxide with tunable gap
US-9449816-B2 · Sep 20, 2016 · US
Highly oxidized graphene oxide and methods for production thereof
US-9428394-B2 · Aug 30, 2016 · US
Graphene compositions and methods of making the same
US-9422165-B2 · Aug 23, 2016 · US
Method of production of graphite oxide and uses thereof
US-9422163-B2 · Aug 23, 2016 · US
Three-dimensional graphene oxide microstructure and method for making the same
US-2016228846-A1 · Aug 11, 2016 · US
Graphite oxide coated particulate material and method of making thereof
US-9403115-B2 · Aug 2, 2016 · US
Methods for producing functionalized graphenes
US-2016207944-A1 · Jul 21, 2016 · US
Graphene oxide, positive electrode for nonaqueous secondary battery using graphene oxide, method of manufacturing positive electrode for nonaqueous secondary battery, nonaqueous secondary battery, and electronic device
US-2016204440-A1 · Jul 14, 2016 · US
Method of producing graphene using surfactant
US-9388049-B2 · Jul 12, 2016 · US
Process for producing highly conducting graphitic films from graphene liquid crystals
US-9382117-B2 · Jul 5, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B31/043?
- CPC C01B31/043 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C01B31/043 (Chemistry & Metallurgy)?
- Our database includes 124 publications tagged with this CPC code.
- Is patent activity under CPC C01B31/043 growing?
- Publication counts under this code: 16 in 2018 vs 2 in 2019 (latest complete years).