{
  "patent_number": "US 12740310",
  "country": "US",
  "title": "New Chemical Compounds for Brighter, More Efficient OLED Screens",
  "original_title": "Organic electroluminescent materials and devices",
  "summary": "This patent describes new organometallic chemical compounds designed to improve the performance of organic light-emitting diode (OLED) displays found in many modern electronic devices.",
  "what_it_does": "This patent provides specific organometallic compounds for use in organic light-emitting devices (OLEDs). These compounds feature two distinct chemical parts, called moieties A and B, which are either single rings or multiple rings fused together. Each ring can be a 5- to 10-membered carbocyclic or heterocyclic structure. These moieties are connected by a direct chemical bond and further bridged by a special linker. This linker is made up of two groups chosen from a list including oxygen, sulfur, nitrogen-containing groups, and carbon-containing groups, among others. For example, these compounds could be used to create a more vibrant red pixel in a smartphone's OLED screen.",
  "what_it_does_not_cover": [
    "Does not cover purely organic light-emitting materials that do not contain metal atoms.",
    "Does not cover inorganic light-emitting materials like those used in traditional LEDs.",
    "Does not cover organometallic compounds that lack the specific 'A' and 'B' moiety structure or the described bridging linker.",
    "Does not cover display technologies that are not based on organic light-emitting diodes (OLEDs), such as LCDs or plasma displays.",
    "Does not cover compounds where the linker groups are outside the specified list (e.g., O, S, Se, NR, BR, etc.)."
  ],
  "filed": "2024-02-12",
  "granted": "2026-09-15",
  "expires": null,
  "status": "active",
  "holder": null,
  "holder_url": null,
  "inventors": [],
  "times_cited": 0,
  "tags": [
    "consumer_electronics",
    "semiconductors",
    "materials",
    "telecommunications"
  ],
  "abstract": "Provided are organometallic compounds comprising two moieties A and B which are each independently a monocyclic ring or a polycyclic fused ring structure, wherein the monocyclic ring or each ring of the polycyclic fused ring structure is independently a 5-membered to 10-membered carbocyclic or heterocyclic ring which are linked by a direct bond and which are further bridged by a linker comprising two groups which are each independently selected from the group consisting of O, S, Se, NR, BR, BRR′, PR, CR, C═O, C═NR, C═CRR′, C═S, CRR′, SO, SO 2 , P(O)R, SiRR′, and GeRR′. Also provided are formulations comprising these organometallic compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these organometallic compounds.",
  "url": "https://patentbrief.org/patent/us/12740310/organic-electroluminescent-materials-and-devices",
  "markdown_url": "https://patentbrief.org/patent/us/12740310/organic-electroluminescent-materials-and-devices/md",
  "google_patents_url": "https://patents.google.com/patent/US12740310",
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