C08G 18/3819
Having nitrogen
Official title: {having nitrogen}
C08G18/3819 (Having nitrogen) appears on 1,164 US grants and 898 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,164
- Published applications
- 898
- Assignees
- 486
- Inventors
- 2,742
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 15 | 0 |
| 1978 | 16 | 0 |
| 1979 | 16 | 0 |
| 1980 | 23 | 0 |
| 1981 | 25 | 0 |
| 1982 | 12 | 0 |
| 1983 | 13 | 0 |
| 1984 | 22 | 0 |
| 1985 | 22 | 0 |
| 1986 | 19 | 0 |
| 1987 | 25 | 0 |
| 1988 | 22 | 0 |
| 1989 | 22 | 0 |
| 1990 | 18 | 0 |
| 1991 | 17 | 0 |
| 1992 | 29 | 0 |
| 1993 | 18 | 0 |
| 1994 | 17 | 0 |
| 1995 | 16 | 0 |
| 1996 | 23 | 0 |
| 1997 | 27 | 0 |
| 1998 | 33 | 0 |
| 1999 | 27 | 0 |
| 2000 | 23 | 0 |
| 2001 | 18 | 5 |
| 2002 | 32 | 33 |
| 2003 | 34 | 43 |
| 2004 | 26 | 40 |
| 2005 | 16 | 31 |
| 2006 | 16 | 39 |
| 2007 | 14 | 20 |
| 2008 | 12 | 25 |
| 2009 | 17 | 24 |
| 2010 | 22 | 28 |
| 2011 | 16 | 26 |
| 2012 | 20 | 20 |
| 2013 | 17 | 26 |
| 2014 | 18 | 35 |
| 2015 | 19 | 30 |
| 2016 | 30 | 43 |
| 2017 | 29 | 48 |
| 2018 | 20 | 36 |
| 2019 | 37 | 50 |
| 2020 | 33 | 46 |
| 2021 | 33 | 67 |
| 2022 | 36 | 45 |
| 2023 | 41 | 48 |
| 2024 | 33 | 39 |
| 2025 | 32 | 33 |
| 2026 | 18 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cover coating with good adhesion on polyurethane and polyurea membranes6 Oct 2026US 12,753,267 B2Sika Technology AG
- Conductive polyaspartic ester based compositions8 Sep 2026US 12,729,263 B2Parker-Hannifin Corporation
- Polyol composition for producing polyurethan resin, polyurethane resin-forming composition, and polyurethane resin25 Aug 2026US 12,715,955 B2Sanyo Chemical Industries, Ltd.
- Urethane acrylic hybrid polymer dispersion with robust dry/wet adhesion and basecoats prepared therefrom28 Jul 2026US 12,692,338 B2Swimc LLC
- Aziridinyl functional compound26 May 2026US 12,637,423 B2Covestro (Netherlands) B.V.
- Process for wet on wet application of a multilayer coating3 Sep 2026US 2026/0258278 A1Axalta Coating Systems IP Co., LLC
- Anti-glare protective film and optical article including the same13 Aug 2026US 2026/0234436 A1Electronics and Telecommunications Research Institute
- Conductive elastic roller, process cartridge, and electrophotographic image forming apparatus6 Aug 2026US 2026/0227723 A1Canon Kabushiki Kaisha
- Aqueous polyurethane-polyurea dispersion16 Jul 2026US 2026/0201106 A1Covestro Deutschland AG
- A 2k clearcoat coating composition and its application thereof2 Jul 2026US 2026/0184950 A1BASF Coatings GmbH
Most cited
By later US patents
- Process for preparing amide acetals1,464US 7,439,354 B2E. I. Du Pont de Nemours and Company · 2008
- Process for the production of polyurethane coatings194US 5,126,170 ABayer Aktiengesellschaft · 1992
- UV absorbing polymer188US 6,252,032 B1MiniMed Inc. · 2001
- Copoly(ester-amides) and copoly(ester-urethanes)172US 6,172,167 B2Universiteit Twente · 2001
- Composite color-plus-clear coating utilizing carbamate-functional polymer composition in the clearcoat148US 5,356,669 ABASF SE · 1994