C04B 2103/0084
Polyelectrolytes
Official title: {Polyelectrolytes}
C04B2103/0084 (Polyelectrolytes) appears on 2 US grants and 2 published applications in this corpus.
Search patents in C04B- Granted patents
- 2
- Published applications
- 2
- Assignees
- 2
- Inventors
- 10
- Latest grant
- 16 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year.
Recent patents
- Application of polyelectrolyte complex nanoparticles to fluid loss control of oil well cementing16 May 2023US 11,649,392 B2The Texas A&M University System
- Water-soluble sulfonic group-containing copolymers and terpolymers the production thereof and water-based painting and coating systems8 Jun 2010US 7,732,548 B2Construction Research & Technology GmbH
- Application of polyelectrolyte complex nanoparticles to fluid loss control of oil well cementing24 Sep 2020US 2020/0299564 A1The Texas A&M University System
- Water-soluble sulfonic group-containing copolymers and terpolymers the production thereof and water-based painting and coating systems12 Apr 2007US 2007/0083020 A1Construction Research & Technology GmbH
Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.