C08G 18/678
Containing nitrogen
Official title: {containing nitrogen}
C08G18/678 (Containing nitrogen) appears on 86 US grants and 32 published applications in this corpus.
Search patents in C08G- Granted patents
- 86
- Published applications
- 32
- Assignees
- 59
- Inventors
- 185
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 2 | 2 |
| 2010 | 6 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 3 |
| 2019 | 2 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 6 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Resin composition, optical fiber, and method for producing optical fiber2 Jun 2026US 12,643,973 B2Sumitomo Electric Industries, Ltd.
- Additives useful in 3D printing technologies19 May 2026US 12,630,661 B2Evonik Operations GmbII
- Urethane compounds comprising perfluorinated group, hydrolysable silane group, and (meth)acryl group5 May 2026US 12,617,970 B23M Innovative Properties Company
- Dual cure cyanate ester inkjet composition9 Sep 2025US 12,410,320 B2Altana New Technologies GmbH
- Processes and production plants for producing polymer polyols11 Mar 2025US 12,247,096 B2Covestro LLC
- Polyurethane-resin-forming composition, and film sealing material and film module each obtained using said polyurethane- resin-forming composition9 Apr 2026US 2026/0098121 A1Tosoh Corporation
- Dual-cured photosensitive resin, preparation method and application thereof25 Dec 2025US 2025/0388716 A1Zhejiang University
- Holographic recording medium composition17 Apr 2025US 2025/0122326 A1Mitsubishi Chemical Corporation
- Processes and production plants for producing polymer polyols20 Jun 2024US 2024/0199790 A1Covestro LLC
- Dual Cure Cyanate Ester Inkjet Composition14 Dec 2023US 2023/0399519 A1Altana New Technologies GmbH
Most cited
By later US patents
- Radiation-curable prepolymers51US 6,995,192 B2Novartis AG · 2006
- Polymers based on block copolymers40US 6,087,412 ANovartis AG · 2000
- Process for coloring polyurethane foams34US 4,132,840 ABayer Aktiengesellschaft · 1979
- Light-absorbing polyurethane compositions and thermoplastic polymers colored therewith34US 5,194,463 AEastman Kodak Company · 1993
- Polymeric materials with substituted urea end groups33US 4,032,698 AE. I. Du Pont de Nemours and Company · 1977