High linear selectivity ligand for allyl alcohol hydroformylation
US-10807934-B1 · Oct 20, 2020 · US
with one or more P—C bonds
with one or more P—C bonds · 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 | C07F9/28 |
| Official title | with one or more P—C bonds |
| Display label | with one or more P—C bonds |
| Total patents | 98 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 14 |
| 2017 | 10 |
| 2018 | 9 |
| 2019 | 11 |
| 2020 | 13 |
| 2021 | 6 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrolyte solution for non-aqueous electrolyte battery, and non-aqueous electrolyte battery using the same
US-2020136186-A1 · Apr 30, 2020 · US
Electrolyte solution for non-aqueous electrolyte battery, and non-aqueous electrolyte battery using the same
US-10553904-B2 · Feb 4, 2020 · US
Bis-ligated phosphaguanidine group iv metal complexes and olefin polymerization catalysts produced therefrom
US-2020024377-A1 · Jan 23, 2020 · US
Etchant composition and silane compound
US-2019359886-A1 · Nov 28, 2019 · US
Light-absorbing composition and optical filter
US-2019346601-A1 · Nov 14, 2019 · US
Transition Metal Catalysts For Olefin Polymerization
US-2019338058-A1 · Nov 7, 2019 · US
Oligomerization of Ethylene
US-2019284109-A1 · Sep 19, 2019 · US
N-N-bis(2-dialkylphosphinoethyl)amine-borane complex and production method therefor, and method for producing ruthenium complex containing N,N-bis(2-dialkylphosphinoethyl)amine as ligand
US-10407448-B2 · Sep 10, 2019 · US
Ligand compound, organic chromium compound, catalyst system for olefin oligomerization, and method for oligomerizing olefins using the same thereof
US-10392451-B2 · Aug 27, 2019 · US
Substituted phosphines as components of organic light-emitting devices
US-10388889-B2 · Aug 20, 2019 · US
Methods for controlling depolymerization of polymer compositions
US-10323051-B2 · Jun 18, 2019 · US
Ligand compound, catalyst system for olefin oligomerization, and method for oligomerizing olefins using the same
US-10287373-B2 · May 14, 2019 · US
Transition metal catalysts for olefin polymerization
US-10266623-B2 · Apr 23, 2019 · US
N,n-bis(2-dialkylphosphinoethyl)amine-borane complex and production method therefor, and method for producing ruthenium complex containing n,n-bis(2-dialkylphosphinoethyl)amine as ligand
US-2019040090-A1 · Feb 7, 2019 · US
Phosphinyl amidine compounds, metal complexes, catalyst systems, and their use to oligomerize or polymerize olefins
US-10144752-B2 · Dec 4, 2018 · US
Ligand compound, catalyst system for olefin oligomerization, and method for oligomerizing olefins using the same
US-2018327528-A1 · Nov 15, 2018 · US
Heterocyclic compound and organic light emitting diode comprising same
US-2018248126-A1 · Aug 30, 2018 · US
Polythiol composition for plastic lens
US-2018223031-A1 · Aug 9, 2018 · US
Spiro-type compound and organic light emitting element comprising same
US-9960357-B2 · May 1, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07F9/28?
- CPC C07F9/28 is the Cooperative Patent Classification code for “with one or more P—C bonds.”
- How many patents are filed under CPC C07F9/28 (with one or more P—C bonds)?
- Our database includes 98 publications tagged with this CPC code.
- Is patent activity under CPC C07F9/28 growing?
- Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).