Phosphine-imino-quinoline and related ligands for use in ethylene oligomerization processes
US-2024360052-A1 · Oct 31, 2024 · 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 | C07C11/02 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 764 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 65 |
| 2016 | 78 |
| 2017 | 87 |
| 2018 | 89 |
| 2019 | 107 |
| 2020 | 73 |
| 2021 | 63 |
| 2022 | 57 |
| 2023 | 52 |
| 2024 | 46 |
| 2025 | 42 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Metathesis catalysts and methods thereof
US-9206211-B2 · Dec 8, 2015 · US
Process for oligomerizing olefins
US-9200216-B2 · Dec 1, 2015 · US
Alkane dehydrogenation catalyst performance obtained by a gel synthesis method
US-9199226-B2 · Dec 1, 2015 · US
Process for the activation of a copper-, zinc- and zirconium oxide-comprising adsorption composition
US-9199220-B2 · Dec 1, 2015 · US
Process of direct conversion of a charge comprising olefins with four and/or five carbon atoms, for the production of propylene with co-production of gasoline
US-9193922-B2 · Nov 24, 2015 · US
Selective hydrogenation of dienes in the manufacture of MLAB
US-9192916-B2 · Nov 24, 2015 · US
Catalytic composition for production of olefins with decreased oxygenate byproducts
US-9180430-B2 · Nov 10, 2015 · US
Process for obtaining modified molecular sieves
US-9180439-B2 · Nov 10, 2015 · US
Process for the production of olefins and use thereof
US-9181143-B2 · Nov 10, 2015 · US
Process for telomerization of butadiene using a mono-orthoalkoxy substituted catalyst
US-9174905-B2 · Nov 3, 2015 · US
Lowering nitrogen-containing Lewis bases in molecular sieve oligomerisation
US-9169169-B2 · Oct 27, 2015 · US
Methods for suppressing isomerization of olefin metathesis products
US-9169174-B2 · Oct 27, 2015 · US
Metathesis transformations of microbially-produced fatty acids and fatty acid derivatives
US-9163267-B2 · Oct 20, 2015 · US
Process to make olefins from organics with reduced side reactions
US-9162937-B2 · Oct 20, 2015 · US
Method of producing olefins via metathesis
US-9150468-B2 · Oct 6, 2015 · US
Counter-current fluidized bed reactor for the dehydrogenation of olefins
US-9150466-B2 · Oct 6, 2015 · US
Methods for suppressing isomerization of olefin metathesis products
US-9139493-B2 · Sep 22, 2015 · US
Synthesis of terminal alkenes from internal alkenes and ethylene via olefin metathesis
US-9139605-B2 · Sep 22, 2015 · US
Methods for suppressing isomerization of olefin metathesis products
US-9133416-B2 · Sep 15, 2015 · US
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C11/02?
- CPC C07C11/02 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C07C11/02 (Chemistry & Metallurgy)?
- Our database includes 764 publications tagged with this CPC code.
- Is patent activity under CPC C07C11/02 growing?
- Publication counts under this code: 46 in 2024 vs 42 in 2025 (latest complete years).