C09K 2211/1092
Containing sulfur as the only heteroatom
Official title: containing sulfur as the only heteroatom
C09K2211/1092 (Containing sulfur as the only heteroatom) appears on 1,195 US grants and 1,626 published applications in this corpus.
Search patents in C09K- Granted patents
- 1,195
- Published applications
- 1,626
- Assignees
- 306
- Inventors
- 2,096
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 1 |
| 2002 | 0 | 12 |
| 2003 | 3 | 24 |
| 2004 | 15 | 40 |
| 2005 | 18 | 53 |
| 2006 | 22 | 43 |
| 2007 | 28 | 82 |
| 2008 | 19 | 51 |
| 2009 | 25 | 77 |
| 2010 | 34 | 68 |
| 2011 | 51 | 69 |
| 2012 | 60 | 68 |
| 2013 | 51 | 98 |
| 2014 | 63 | 102 |
| 2015 | 76 | 116 |
| 2016 | 90 | 172 |
| 2017 | 107 | 127 |
| 2018 | 112 | 92 |
| 2019 | 106 | 66 |
| 2020 | 86 | 55 |
| 2021 | 54 | 42 |
| 2022 | 47 | 43 |
| 2023 | 45 | 32 |
| 2024 | 34 | 47 |
| 2025 | 25 | 33 |
| 2026 | 23 | 13 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Aromatic amine derivative, and organic electroluminescent element using same6 Oct 2026US 12,753,145 B2Idemitsu Kosan Co., Ltd.
- Organic electroluminescent materials and devices25 Aug 2026US 12,715,874 B2Universal Display Corporation
- Organic light-emitting device25 Aug 2026US 12,721,036 B2Samsung Display Co., Ltd.
- Organic electroluminescent element11 Aug 2026US 12,703,824 B2Nippon Steel Chemical & Material Co., Ltd.
- Organometallic compound and organic light-emitting device including the same28 Jul 2026US 12,692,284 B2Samsung Display Co., Ltd.
- Systems And Methods For Tool Activation And Display Cabinet Locking6 Aug 2026US 2026/0231670 A1Payrange Inc.
- Light-Emitting Element2 Jul 2026US 2026/0190605 A1Semiconductor Energy Laboratory Co.Ltd.
- Light Emitting Element, Monoamine Compound For The Light Emitting Element, And Electronic Apparatus Including The Light Emitting Element18 Jun 2026US 2026/0173751 A1Samsung Display Co., Ltd.
- Organic electroluminescent materials and devices11 Jun 2026US 2026/0165021 A1Universal Display Corporation
- Organic electroluminescent materials and devices16 Apr 2026US 2026/0107675 A1Universal Display Corporation
Most cited
By later US patents
- Luminescent compounds with carbene ligands938US 7,393,599 B2University of Southern California · 2008
- Organometallic complexes as phosphorescent emitters in organic LEDs235US 6,830,828 B2The Trustees of Princeton University · 2004
- Compound for use in organic electroluminescent device and organic electroluminescent device195US 7,993,760 B2Nippon Steel Chemical Co., Ltd. · 2011
- Light-emitting element176US 9,175,213 B2Semiconductor Energy Laboratory Co.Ltd. · 2015
- Organometallic compounds and emission-shifting organic electrophosphorescence126US 7,381,479 B2The Trustees of Princeton University · 2008