C08G 18/027
The polymeric products containing urethodione groups
Official title: {the polymeric products containing urethodione groups}
C08G18/027 (The polymeric products containing urethodione groups) appears on 58 US grants and 79 published applications in this corpus.
Search patents in C08G- Granted patents
- 58
- Published applications
- 79
- Assignees
- 25
- Inventors
- 137
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 4 |
| 2004 | 2 | 7 |
| 2005 | 1 | 4 |
| 2006 | 6 | 1 |
| 2007 | 2 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 4 |
| 2016 | 2 | 4 |
| 2017 | 2 | 4 |
| 2018 | 3 | 4 |
| 2019 | 1 | 12 |
| 2020 | 6 | 3 |
| 2021 | 2 | 4 |
| 2022 | 5 | 5 |
| 2023 | 1 | 15 |
| 2024 | 1 | 1 |
| 2025 | 8 | 1 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aziridinyl functional compound26 May 2026US 12,637,423 B2Covestro (Netherlands) B.V.
- Non-ionic hydrophilized polyisocyanates having a very low monomer content26 May 2026US 12,637,535 B2Covestro Deutschland AG
- Coating composition3 Mar 2026US 12,565,473 B2Covestro (Netherlands) B.V.
- Aziridine functional compound23 Dec 2025US 12,503,435 B2Covestro (Netherlands) B.V.
- Waterborne crosslinker composition26 Aug 2025US 12,398,098 B2Covestro (Netherlands) B.V.
- Adhesive composition, the preparation method and use thereof28 May 2026US 2026/0146189 A1Covestro Deutschland AG
- A two-component coating composition12 Jun 2025US 2025/0188310 A1Covestro Deutschland AG
- Non-Ionic Hydrophilized Polyisocyanates Having a Very Low Monomer Content11 Jan 2024US 2024/0010784 A1Covestro Deutschland AG
- Aziridinyl functional compound5 Oct 2023US 2023/0312525 A1Covestro (Netherlands) B.V.
- Low Gloss Polyurethane Coating Compositions7 Sep 2023US 2023/0279260 A1Akzo Nobel Coatings International B. V.
Most cited
By later US patents
- Low viscosity polyuretidione polyurethanes and their use as curatives for solvent and water borne coatings22US 5,814,689 AARCO Chemical Technology, L. P. · 1998
- Low viscosity polyuretidione polyurethanes and their use as curatives for solvent and water borne coatings16US 5,861,193 AARCO Chemical Technology, L. P. · 1999
- (Cyclo)condensation of isocyanate compounds14US 7,524,435 B2Rhodia Chimie · 2009
- Preparation of polyisocyanates containing uretdione groups11US 7,067,654 B2Bayer MaterialScience AG · 2006
- Preparation of polyisocyanates containing uretdione groups10US 7,151,151 B2Bayer MaterialScience AG · 2006