C08J 2433/26
Homopolymers or copolymers of acrylamide or methacrylamide
C08J2433/26 (Homopolymers or copolymers of acrylamide or methacrylamide) appears on 92 US grants and 142 published applications in this corpus.
Search patents in C08J- Granted patents
- 92
- Published applications
- 142
- Assignees
- 83
- Inventors
- 316
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 4 |
| 2013 | 3 | 3 |
| 2014 | 2 | 2 |
| 2015 | 2 | 8 |
| 2016 | 6 | 15 |
| 2017 | 10 | 11 |
| 2018 | 7 | 10 |
| 2019 | 8 | 10 |
| 2020 | 7 | 19 |
| 2021 | 8 | 6 |
| 2022 | 8 | 14 |
| 2023 | 5 | 7 |
| 2024 | 7 | 11 |
| 2025 | 10 | 9 |
| 2026 | 7 | 8 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Polymer and preparation thereof, and electrolyte film and preparation thereof22 Sep 2026US 12,744,245 B2Contemporary Amperex Technology (Hong Kong) Limited
- Plasticised superporous hydrogel9 Jun 2026US 12,649,831 B2Oxford Medical Products Limited
- DNA-responsive hydrogels12 May 2026US 12,624,352 B2Massachusetts Institute of Technology
- Polyether block amide-poly(meth)acrylate foams14 Apr 2026US 12,600,857 B2Evonik Operations GmbH
- Surface modifying composition, modified product, and method of producing modified product24 Mar 2026US 12,583,987 B2Fukuoka University
- Anion Exchange Separation Article, Methods of Making, and Methods of Using14 May 2026US 2026/0131289 A1Solventum Intellectual Properties Company
- Polymer and preparation thereof, and electrolyte film and preparation thereof14 May 2026US 2026/0135147 A1Contemporary Amperex Technology (Hong Kong) Limited
- Silicone hydrogel ink binder for contact lenses19 Mar 2026US 2026/0078209 A1
- Silicone hydrogel lenses with water-rich surfaces12 Feb 2026US 2026/0042268 A1Alcon Inc.
- Silicone hydrogel lenses with water-rich surfaces12 Feb 2026US 2026/0042269 A1Alcon Inc.
Most cited
By later US patents
- Silicone hydrogel lens with a crosslinked hydrophilic coating96US 8,529,057 B2Novartis AG · 2013
- Silicone hydrogel lenses with water-rich surfaces93US 8,480,227 B2Novartis AG · 2013
- Hydrophilic coating and substrates coated therewith having enhanced durability and lubricity20US 6,558,798 B2SciMed Life Systems, Inc. · 2003
- Hydrophilic coating and substrates coated therewith having enhanced durablity and lubricity19US 6,709,706 B2SciMed Life Systems, Inc. · 2004
- Silicone hydrogel lens with a crosslinked hydrophilic coating9US 8,944,592 B2Novartis AG · 2015