C08G 61/123
Derived from five-membered heterocyclic compounds
Official title: {derived from five-membered heterocyclic compounds}
C08G61/123 (Derived from five-membered heterocyclic compounds) appears on 1,883 US grants and 2,171 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,883
- Published applications
- 2,171
- Assignees
- 762
- Inventors
- 4,139
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 15 | 0 |
| 1986 | 15 | 0 |
| 1987 | 18 | 0 |
| 1988 | 16 | 0 |
| 1989 | 18 | 0 |
| 1990 | 18 | 0 |
| 1991 | 23 | 0 |
| 1992 | 26 | 0 |
| 1993 | 32 | 0 |
| 1994 | 29 | 0 |
| 1995 | 20 | 0 |
| 1996 | 20 | 0 |
| 1997 | 14 | 0 |
| 1998 | 17 | 0 |
| 1999 | 18 | 0 |
| 2000 | 13 | 0 |
| 2001 | 13 | 2 |
| 2002 | 10 | 17 |
| 2003 | 25 | 57 |
| 2004 | 18 | 79 |
| 2005 | 32 | 72 |
| 2006 | 58 | 90 |
| 2007 | 41 | 83 |
| 2008 | 53 | 75 |
| 2009 | 38 | 83 |
| 2010 | 63 | 93 |
| 2011 | 76 | 114 |
| 2012 | 60 | 103 |
| 2013 | 97 | 124 |
| 2014 | 89 | 127 |
| 2015 | 101 | 117 |
| 2016 | 89 | 106 |
| 2017 | 88 | 116 |
| 2018 | 94 | 112 |
| 2019 | 93 | 109 |
| 2020 | 86 | 97 |
| 2021 | 78 | 104 |
| 2022 | 63 | 80 |
| 2023 | 72 | 68 |
| 2024 | 54 | 61 |
| 2025 | 54 | 53 |
| 2026 | 19 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Conductive polymer materials and methods of making the same6 Oct 2026US 12,753,273 B2Georgia Tech Research Corporation
- Composition for forming organic film, patterning process, and compound and polymer for forming organic film8 Sep 2026US 12,730,377 B2Shin-Etsu Chemical Co., Ltd.
- Electrochromic devices having n-doped conductive polymer as transparent conducting layer, ion storage layer, and/or electrochromic layer25 Aug 2026US 12,717,199 B2Ambilight Inc.
- Process for producing functionalized polythiophenes28 Jul 2026US 12,692,343 B2Heraeus Epurio GmbH
- Blue-excitable water-solvated polymeric dyes14 Jul 2026US 12,679,978 B2Becton, Dickinson and Company
- Process for producing functionalized polythiophenes8 Oct 2026US 2026/0308308 A1
- One-step method for manufacturing an ink comprising an n-type conducting polymer8 Oct 2026US 2026/0308395 A1Westra Materials AB
- Dhnt monomers and polymer dyes with modified photophysical properties17 Sep 2026US 2026/0275028 A1Beckman Coulter, Inc.
- Coating agent composition for nitrogen-atom-containing substrate13 Aug 2026US 2026/0235956 A1Nissan Chemical Corporation
- A method for obtaining a water-processable n-type conducting polymer6 Aug 2026US 2026/0226226 A1Westra Materials AB
Most cited
By later US patents
- Stable conjugated polymer electrochromic devices incorporating ionic liquids1,453US 6,667,825 B2Santa Fe Science and Technology, Inc. · 2003
- Polythiophene dispersions, their production and their use302US 5,300,575 ABayer Aktiengesellschaft · 1994
- Electron-conducting molecular preparations291US 5,556,524 AValtion Teknillinen Tutkimuskeskus · 1996
- Polythiophenes, process for their preparation and their use172US 4,959,430 ABayer Aktiengesellschaft · 1990
- Solid electrolytes, and electrolyte capacitors containing same169US 4,910,645 ABayer Aktiengesellschaft · 1990