Lipid compositions comprising triacylglycerol with long-chain polyunsaturated fatty acids at the sn-2 position
US-2018354888-A1 · Dec 13, 2018 · US
by distillation
by distillation · 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 | C11B3/12 |
| Official title | by distillation |
| Display label | by distillation |
| Total patents | 218 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 16 |
| 2017 | 10 |
| 2018 | 19 |
| 2019 | 19 |
| 2020 | 27 |
| 2021 | 19 |
| 2022 | 18 |
| 2023 | 34 |
| 2024 | 16 |
| 2025 | 18 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for treating fats and oils
US-10150053-B2 · Dec 11, 2018 · US
Highly unsaturated fatty acid or highly unsaturated fatty acid ethyl ester with reduced environmental pollutants, and method for producing same
US-2018305291-A1 · Oct 25, 2018 · US
Refined oil compositions and methods for making
US-2018242609-A1 · Aug 30, 2018 · US
Composition containing eicosapentaenoic acid alkyl ester, and method for producing same
US-2018147176-A1 · May 31, 2018 · US
Oil composition with mono-acylglycerides
US-2018146691-A1 · May 31, 2018 · US
Process for refining glyceride oil comprising a basic quaternary ammonium salt treatment
US-2018134987-A1 · May 17, 2018 · US
Processes for preparation of oil compositions
US-9961916-B2 · May 8, 2018 · US
Method for preparing fuel by using biological oils and fats
US-9938468-B2 · Apr 10, 2018 · US
Process and system for producing fuel components
US-9926503-B2 · Mar 27, 2018 · US
Composition containing eicosapentaenoic acid alkyl ester, and method for producing same
US-9918953-B2 · Mar 20, 2018 · US
Method of producing fatty alcohols
US-9914686-B1 · Mar 13, 2018 · US
A method of producing fatty alcohols
US-2018065906-A1 · Mar 8, 2018 · US
Dihomo-gamma-linolenic acid-containing microbial oil and dihomo-gamma-linolenic acid-containing microbial biomass
US-2018042230-A1 · Feb 15, 2018 · US
Production method for oil and fat
US-2018030485-A1 · Feb 1, 2018 · US
Lipid composition and method for producing same
US-2018002632-A1 · Jan 4, 2018 · US
Dihomo-γ-linolenic acid-containing microbial oil and dihomo-γ-linolenic acid-containing microbial biomass
US-9820484-B2 · Nov 21, 2017 · US
Deacidification of fats and oils
US-9816047-B2 · Nov 14, 2017 · US
Removal of unwanted propanol components
US-9765281-B2 · Sep 19, 2017 · US
Composition containing eicosapentaenoic acid alkyl ester, and method for producing same
US-2017252315-A1 · Sep 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C11B3/12?
- CPC C11B3/12 is the Cooperative Patent Classification code for “by distillation.”
- How many patents are filed under CPC C11B3/12 (by distillation)?
- Our database includes 218 publications tagged with this CPC code.
- Is patent activity under CPC C11B3/12 growing?
- Publication counts under this code: 16 in 2024 vs 18 in 2025 (latest complete years).