Method for producing oligomers for producing polycarbonates
US-2018371163-A1 · Dec 27, 2018 · US
from organic carbonates
from organic carbonates · 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 | C07C68/06 |
| Official title | from organic carbonates |
| Display label | from organic carbonates |
| Total patents | 128 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 17 |
| 2017 | 16 |
| 2018 | 19 |
| 2019 | 8 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 13 |
| 2024 | 8 |
| 2025 | 14 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for producing dimethyl carbonate
US-10131620-B2 · Nov 20, 2018 · US
Process for the production of high voltage electrolyte solvents for Li-ion batteries
US-10099994-B2 · Oct 16, 2018 · US
Diaryl carbonate and method for producing the same, and method for producing an aromatic polycarbonate resin
US-2018290989-A1 · Oct 11, 2018 · US
Synthetic intermediate of 1-(2-deoxy-2-fluoro-4-thio-β-D-arabinofuranosyl)cytosine, synthetic intermediate of thionucleoside, and method for producing the same
US-10093645-B2 · Oct 9, 2018 · US
Alpha/alpha-prime-alkoxylated glycerol linear carbonic esters
US-10071952-B2 · Sep 11, 2018 · US
Synthesis of Methyl Carbamate and Dimethyl Carbonate (DMC) in Presence of Stripping with Inert Gas or Superheated Vapours and a Reactor for the Same
US-2018222852-A1 · Aug 9, 2018 · US
Process for degreasing a chemical plant
US-2018187315-A1 · Jul 5, 2018 · US
Atropisomers and Methods of Altering Enantiomeric Excess
US-2018179120-A1 · Jun 28, 2018 · US
Method for producing 1-(acyloxy)alkyl carbamate derivative
US-2018170880-A1 · Jun 21, 2018 · US
Process for preparing 3-chloro-2-vinylphenylsulfonates
US-2018079717-A1 · Mar 22, 2018 · US
Synthesis of methyl carbamate and dimethyl carbonate (DMC) in presence of stripping with inert gas or superheated vapours and a reactor for the same
US-9920000-B2 · Mar 20, 2018 · US
Process for the production of high voltage electrolyte solvents for li-ion batteries
US-2018072650-A1 · Mar 15, 2018 · US
Direct synthesis of bio-based alkyl and furanic diol ethers, acetates, ether-acetates, and carbonates
US-9890131-B2 · Feb 13, 2018 · US
Use of composition comprising titanium or zirconium alkoxide or aryloxide in aromatic carbonate preparation process
US-2017369415-A1 · Dec 28, 2017 · US
Co2-mediated etherification of bio-based diols
US-2017355658-A1 · Dec 14, 2017 · US
Composition comprising titanium or zirconium alkoxide or aryloxide and use thereof
US-2017342209-A1 · Nov 30, 2017 · US
Process for preparing an aromatic carbonate production catalyst
US-2017320049-A1 · Nov 9, 2017 · US
Method for preparing aromatic carbonate
US-9765013-B2 · Sep 19, 2017 · US
Method of melt polymerizing polycarbonate and the polycarbonate made therefrom
US-9738590-B1 · Aug 22, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C68/06?
- CPC C07C68/06 is the Cooperative Patent Classification code for “from organic carbonates.”
- How many patents are filed under CPC C07C68/06 (from organic carbonates)?
- Our database includes 128 publications tagged with this CPC code.
- Is patent activity under CPC C07C68/06 growing?
- Publication counts under this code: 8 in 2024 vs 14 in 2025 (latest complete years).