H01B 1/127
Comprising five-membered aromatic rings in the main chain
Official title: {comprising five-membered aromatic rings in the main chain, e.g. polypyrroles, polythiophenes}
H01B1/127 (Comprising five-membered aromatic rings in the main chain) appears on 873 US grants and 765 published applications in this corpus.
Search patents in H01B- Granted patents
- 873
- Published applications
- 765
- Assignees
- 459
- Inventors
- 1,996
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 16 | 0 |
| 1986 | 20 | 0 |
| 1987 | 15 | 0 |
| 1988 | 13 | 0 |
| 1989 | 19 | 0 |
| 1990 | 23 | 0 |
| 1991 | 20 | 0 |
| 1992 | 24 | 0 |
| 1993 | 34 | 0 |
| 1994 | 22 | 0 |
| 1995 | 26 | 0 |
| 1996 | 28 | 0 |
| 1997 | 10 | 0 |
| 1998 | 13 | 0 |
| 1999 | 27 | 0 |
| 2000 | 15 | 0 |
| 2001 | 13 | 2 |
| 2002 | 9 | 8 |
| 2003 | 15 | 25 |
| 2004 | 10 | 30 |
| 2005 | 13 | 27 |
| 2006 | 26 | 36 |
| 2007 | 14 | 32 |
| 2008 | 18 | 31 |
| 2009 | 13 | 29 |
| 2010 | 27 | 41 |
| 2011 | 21 | 49 |
| 2012 | 21 | 44 |
| 2013 | 21 | 37 |
| 2014 | 28 | 51 |
| 2015 | 40 | 43 |
| 2016 | 32 | 39 |
| 2017 | 34 | 37 |
| 2018 | 41 | 18 |
| 2019 | 22 | 35 |
| 2020 | 25 | 24 |
| 2021 | 22 | 28 |
| 2022 | 14 | 25 |
| 2023 | 18 | 20 |
| 2024 | 22 | 22 |
| 2025 | 16 | 17 |
| 2026 | 5 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for producing functionalized polythiophenes28 Jul 2026US 12,692,343 B2Heraeus Epurio GmbH
- Electronic component and method of manufacturing an electronic component21 Jul 2026US 12,688,946 B2Technische UniversitäT Dresden
- Secondary particle composite Group IVA materials5 May 2026US 12,620,594 B1Kratos LLC
- Conducting polymer microcontainers for organic bioelectronics and drug delivery10 Feb 2026US 12,545,793 B2University of Houston System
- Perovskite optoelectronic devices and method for manufacturing the same13 Jan 2026US 12,522,680 B2Sn Display Co., Ltd.
- Process for producing functionalized polythiophenes8 Oct 2026US 2026/0308308 A1
- A polymer capacitor comprising a solution-processed n-type conducting polymer6 Aug 2026US 2026/0229416 A1Westra Materials AB
- An electrode slurry composition comprising a solution-processed n-type conducting polymer30 Jul 2026US 2026/0221452 A1Westra Materials AB
- Composition for Forming Electrode Protective Layer, Electrode for Lithium Secondary Battery and Lithium Secondary Battery Comprising the Same16 Jul 2026US 2026/0204657 A1LG Chem.Ltd.
- Electrode for Lithium Secondary Battery and Lithium Secondary Battery Comprising the Same9 Jul 2026US 2026/0196507 A1LG Chem.Ltd.
Most cited
By later US patents
- 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
- Semiconductive copolymers for use in luminescent devices139US 5,401,827 ACambridge Display Technology Limited · 1995