C09K 2211/145
Containing oxygen as the only heteroatom
Official title: containing oxygen as the only heteroatom
C09K2211/145 (Containing oxygen as the only heteroatom) appears on 79 US grants and 136 published applications in this corpus.
Search patents in C09K- Granted patents
- 79
- Published applications
- 136
- Assignees
- 82
- Inventors
- 324
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 6 |
| 2005 | 0 | 3 |
| 2006 | 3 | 1 |
| 2007 | 2 | 9 |
| 2008 | 3 | 8 |
| 2009 | 2 | 10 |
| 2010 | 3 | 11 |
| 2011 | 1 | 10 |
| 2012 | 6 | 7 |
| 2013 | 8 | 4 |
| 2014 | 6 | 6 |
| 2015 | 6 | 4 |
| 2016 | 4 | 7 |
| 2017 | 4 | 9 |
| 2018 | 6 | 5 |
| 2019 | 5 | 6 |
| 2020 | 3 | 2 |
| 2021 | 5 | 3 |
| 2022 | 2 | 2 |
| 2023 | 1 | 10 |
| 2024 | 4 | 6 |
| 2025 | 2 | 3 |
| 2026 | 2 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Long-persistent luminescence emitter and long-persistent luminescent device31 Mar 2026US 12,590,245 B2Okinawa Institute of Science and Technology School Corporation
- Compound for organic electronic element, organic electronic element using the same, and an electronic device thereof10 Feb 2026US 12,545,667 B2Duk San Neolux Co., Ltd.
- Photochromic hydroxyurethane compound13 May 2025US 12,297,388 B2Tokuyama Corporation
- Colour conversion film, and back light unit and display device comprising same29 Apr 2025US 12,286,590 B2LG Chem.Ltd.
- Fluorescent particles with molecularly imprinted fluorescent polymer shells for cell staining applications in cytometry and microscopy24 Dec 2024US 12,173,211 B2Bundesrepublik Deutschland, vertreten durch den Bundesminister für Wirtschaft und Energie
- Photochromic compound, propargyl alcohol compound, curable composition, optical article, lens, and spectacles24 Sep 2026US 2026/0286216 A1Tokuyama Corporation
- Polymeric tandem dyes with spacing linker groups20 Nov 2025US 2025/0354989 A1Sony Group Corporation
- Controlled linker length modulation of dna scaffolded dye aggregates21 Aug 2025US 2025/0263555 A1The Government of the United States of America, as represented by the Secretary of the Navy
- White lignin, white lignin-polysaccharide complex, and method for producing same2 Jan 2025US 2025/0002657 A1Kyoto University
- Tagged polymer and method17 Oct 2024US 2024/0343849 A1Sterling Specialty Chemicals Holding UK Limited
Most cited
By later US patents
- Carbazole-containing materials in phosphorescent light emitting diodes44US 8,221,905 B2Universal Display Corporation · 2012
- Fluorescent polymeric materials containing lipid soluble rhodamine dyes31US 7,432,298 B2Applied Biosystems, LLC · 2008
- Compositions comprising a polymeric dye and a cyclodextrin and uses thereof27US 11,390,754 B2Sony Corporation · 2022
- Fluorescent polymeric materials containing lipid soluble rhodamine dyes9US 9,034,920 B2Applied Biosystems, LLC · 2015
- Current-controlled CMOS (C3MOS) wideband input data amplifier for reduced differential and common-mode reflection8US 7,362,174 B2Broadcom Corporation · 2008