C08G 2270/00
Compositions for creating interpenetrating networks
C08G2270/00 (Compositions for creating interpenetrating networks) appears on 210 US grants and 173 published applications in this corpus.
Search patents in C08G- Granted patents
- 210
- Published applications
- 173
- Assignees
- 147
- Inventors
- 491
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 11 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 1 |
| 2002 | 6 | 8 |
| 2003 | 5 | 2 |
| 2004 | 1 | 8 |
| 2005 | 2 | 4 |
| 2006 | 2 | 4 |
| 2007 | 4 | 5 |
| 2008 | 5 | 8 |
| 2009 | 2 | 10 |
| 2010 | 6 | 10 |
| 2011 | 5 | 12 |
| 2012 | 6 | 6 |
| 2013 | 7 | 8 |
| 2014 | 7 | 4 |
| 2015 | 1 | 9 |
| 2016 | 4 | 4 |
| 2017 | 6 | 7 |
| 2018 | 3 | 5 |
| 2019 | 6 | 12 |
| 2020 | 6 | 5 |
| 2021 | 6 | 6 |
| 2022 | 4 | 8 |
| 2023 | 11 | 10 |
| 2024 | 7 | 6 |
| 2025 | 3 | 9 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrophotographic roller, process cartridge, electrophotographic image forming apparatus, and method for manufacturing electrophotographic roller11 Aug 2026US 12,704,799 B2Canon Kabushiki Kaisha
- Urethane acrylic hybrid polymer dispersion with robust dry/wet adhesion and basecoats prepared therefrom28 Jul 2026US 12,692,338 B2Swimc LLC
- Apparatus and methods using coatings for metal applications17 Mar 2026US 12,576,427 B2G3 Enterprises, Inc.
- Ophthalmic devices containing localized grafted networks and processes for their preparation and use19 Aug 2025US 12,391,789 B2Johnson & Johnson Vision Care, Inc.
- Encapsulation structure22 Jul 2025US 12,365,758 B2Industrial Technology Research Institute
- Multi-valent polymerizable compositions and methods of producing and using the same21 May 2026US 2026/0139091 A1Align Technology, Inc.
- Electrophotographic roller, process cartridge, and electrophotographic image forming apparatus26 Feb 2026US 2026/0056486 A1Canon Kabushiki Kaisha
- Hybrid polyurethane-epoxy waterborne primer and coatings system formed therefrom4 Dec 2025US 2025/0368831 A1Swimc LLC
- Multi-valent polymerizable compositions and methods of producing and using the same25 Sep 2025US 2025/0297052 A1Align Technology, Inc.
- Multi-valent polymerizable compositions and methods of producing and using the same18 Sep 2025US 2025/0289921 A1Align Technology, Inc.
Most cited
By later US patents
- Medical device coated with interpenetrating network of hydrogel polymers538US 6,120,904 ASchneider (USA) Inc. · 2000
- Phase separating polyurethane prepolymers and elastomers prepared by reacting a polyol having a molecular weight of 600-3500 and isocyanate and a low molecular weight chain extender in which the ratios of reactants have a limited range149US 4,532,316 AW. L. Gore & Assoc., Inc. · 1985
- Membrane modified hydrogels147US 4,423,099 ACiba-Geigy Corporation · 1983
- Compositions having antithrombogenic properties and blood contact medical devices using the same138US 4,872,867 AUbe Industries, Ltd. · 1989
- Slippery, tenaciously adhering hydrogel coatings containing a polyurethane-urea polymer hydrogel commingled with a poly(N-vinylpyrrolidone) polymer hydrogel, coated polymer and metal substrate materials, and coated medical devices116US 5,919,570 ASchneider GmbH & Co. KG · 1999