System and method for indefinite and bidirectional near infrared nanocrystal photoswitching
US-2025251344-A1 · Aug 7, 2025 · US
This page is not indexed by search engines while we improve data quality.
Halogenides (C09K11/7784 takes precedence)
Halogenides (C09K11/7784 takes precedence) · 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 | C09K11/779 |
| Official title | {Halogenides (C09K11/7784 takes precedence)} |
| Display label | Halogenides (C09K11/7784 takes precedence) |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ultrabright luminescent lanthanide nanoparticles comprising terbium, with longer excited-state lifetime
US-2025075125-A1 · Mar 6, 2025 · US
Ultrabright luminescent lanthanide nanoparticles comprising terbium, with longer excited-state lifetime
US-12163077-B2 · Dec 10, 2024 · US
Ultrabright luminescent lanthanide nanoparticles comprising terbium, with longer excited-state lifetime
US-2021253950-A1 · Aug 19, 2021 · US
Nanocomposites and method of manufacturing nanocomposites
US-10807903-B2 · Oct 20, 2020 · US
Perovskite compound, thin layer comprising the perovskite compound, and optoelectronic device comprising the perovskite compound
US-10784449-B2 · Sep 22, 2020 · US
Lighting device having a photoconversion layer
US-10538699-B2 · Jan 21, 2020 · US
Nanocomposites and method of manufacturing nanocomposites
US-2019047903-A1 · Feb 14, 2019 · US
Green-emitting, garnet-based phosphors in general and backlighting applications
US-10190047-B2 · Jan 29, 2019 · US
Process for improved halide materials
US-10174248-B2 · Jan 8, 2019 · US
Process for improved halide materials
US-2018134956-A1 · May 17, 2018 · US
Lighting device having a photoconversion layer
US-2017356623-A1 · Dec 14, 2017 · US
Perovskite compound, thin layer comprising the perovskite compound, and optoelectronic device comprising the perovskite compound
US-2017294607-A1 · Oct 12, 2017 · US
Green-emitting, garnet-based phosphors in general and backlighting applications
US-2017145308-A1 · May 25, 2017 · US
CaF2 translucent ceramics and manufacturing method of CaF2 translucent ceramics
US-9586867-B2 · Mar 7, 2017 · US
Green-emitting, garnet-based phosphors in general and backlighting applications
US-9458378-B2 · Oct 4, 2016 · US
Green-emitting, garnet-based phosphors in general and backlighting applications
US-2015376497-A1 · Dec 31, 2015 · US
Green-emitting, garnet-based phosphors in general and backlighting applications
US-9023242-B2 · May 5, 2015 · US