C08F 12/21
Bromine
Official title: {Bromine}
C08F12/21 (Bromine) appears on 20 US grants and 16 published applications in this corpus.
Search patents in C08F- Granted patents
- 20
- Published applications
- 16
- Assignees
- 12
- Inventors
- 50
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 2 | 2 |
| 2010 | 3 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Polymer, monomer, coating composition comprising same, organic light emitting device using same, and method for manufacturing organic light emitting device by using same20 May 2025US 12,304,977 B2LG Chem.Ltd.
- Thermally stable hydrocarbon-based anion exchange membrane and ionomers11 Feb 2025US 12,220,691 B2Rensselaer Polytechnic Institute
- Thermally stable hydrocarbon-based anion exchange membrane and ionomers30 Apr 2024US 11,969,723 B2Rensselaer Polytechnic Institute
- Thermally stable hydrocarbon-based anion exchange membrane and ionomers11 Oct 2022US 11,465,139 B2Rensselaer Polytechnic Institute
- Brominated styrenic polymers and their preparation1 May 2012US 8,168,723 B2Albemarle Corporation
- High-purity 4-(2-bromoethyl)benzenesulfonic acid, high-purity styrenesulfonic acid compound derived therefrom, and polymer thereof, and methods for producing same20 Mar 2025US 2025/0092171 A1Tosoh Finechem Corporation
- Thermally stable hydrocarbon-based anion exchange membrane and ionomers29 Aug 2024US 2024/0286123 A1Rensselaer Polytechnic Institute
- Thermally stable hydrocarbon-based anion exchange membrane and ionomers19 Jan 2023US 2023/0013531 A1Rensselaer Polytechnic Institute
- Polymer, Monomer, Coating Composition Comprising Same, Organic Light Emitting Device Using Same, and Method for Manufacturing Organic Light Emitting Device By Using Same8 Dec 2022US 2022/0389127 A1LG Chem.Ltd.
- Styrene-based copolymer for electrode binder of solid alkaline fuel cell and membrane electrode assembly comprising the same14 Oct 2021US 2021/0320303 A1Korea Institute of Science and Technology
Most cited
By later US patents
- Polymers of brominated styrene24US 5,304,618 AGreat Lakes Chemical Corporation · 1994
- Polymers or brominated styrene21US 5,369,202 AGreat Lakes Chemical Corporation · 1994
- Cationic polymerization of bromoalkenyl aromatic compounds with aromatic chain transfer agent, and products20US 4,755,573 AGeneral Electric Company · 1988
- Brominated styrenic polymers and their preparation17US 7,632,893 B2Albemarle Corporation · 2009
- Polypentabromostyrene, process for the production and use14US 4,394,484 AChemische Fabrik Kalk GmbH · 1983