C08G 2261/314
Condensed aromatic systems
Official title: Condensed aromatic systems, e.g. perylene, anthracene or pyrene
C08G2261/314 (Condensed aromatic systems) appears on 581 US grants and 834 published applications in this corpus.
Search patents in C08G- Granted patents
- 581
- Published applications
- 834
- Assignees
- 256
- Inventors
- 1,505
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 3 |
| 2005 | 1 | 6 |
| 2006 | 3 | 3 |
| 2007 | 4 | 7 |
| 2008 | 2 | 6 |
| 2009 | 3 | 14 |
| 2010 | 5 | 50 |
| 2011 | 8 | 40 |
| 2012 | 14 | 56 |
| 2013 | 33 | 55 |
| 2014 | 31 | 57 |
| 2015 | 40 | 60 |
| 2016 | 54 | 58 |
| 2017 | 59 | 61 |
| 2018 | 50 | 60 |
| 2019 | 57 | 45 |
| 2020 | 48 | 47 |
| 2021 | 37 | 42 |
| 2022 | 23 | 48 |
| 2023 | 37 | 32 |
| 2024 | 38 | 41 |
| 2025 | 20 | 27 |
| 2026 | 13 | 13 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polymer, a composition, and an electroluminescent device1 Sep 2026US 12,727,375 B2Samsung Electronics Co., Ltd.
- Anion exchange polymers and membranes for electrolysis25 Aug 2026US 12,715,968 B2Uop LLC
- Fluorine-containing compound having sulfonic acid group and polymer electrolyte fuel cell25 Aug 2026US 12,719,070 B2Nissan Chemical Corporation
- Blue-excitable water-solvated polymeric dyes14 Jul 2026US 12,679,978 B2Becton, Dickinson and Company
- Hyperbranched polybenzene, preparation method and use thereof2 Jun 2026US 12,643,978 B2Soochow University
- Dhnt monomers and polymer dyes with modified photophysical properties17 Sep 2026US 2026/0275028 A1Beckman Coulter, Inc.
- Photoactive macromolecules and uses thereof30 Jul 2026US 2026/0217904 A1
- Method for producing homocoupling reaction product9 Jul 2026US 2026/0193241 A1National University Corporation Hokkaido University
- Copolymer for anion exchange membrane and anion exchange membrane including the same9 Jul 2026US 2026/0193394 A1SK Innovation Co., Ltd.
- Method for manufacturing cured film and use of the same2 Jul 2026US 2026/0186416 A1Merck Patent GmbH
Most cited
By later US patents
- Fluorescent methods and materials for directed biomarker signal amplification83US 8,158,444 B2Sirigen, Inc. · 2012
- Reagents for directed biomarker signal amplification73US 8,575,303 B2Sirigen Group Limited · 2013
- Signal amplified biological detection with conjugated polymers66US 8,969,509 B2Sirigen, Inc. · 2015
- Reagents for directed biomarker signal amplification64US 8,362,193 B2Sirigen Group Limited · 2013
- Fluorescent methods and materials for directed biomarker signal amplification62US 8,802,450 B2Sirigen, Inc. · 2014