C08G 18/185
Having cyano groups
Official title: {having cyano groups}
C08G18/185 (Having cyano groups) appears on 12 US grants and 8 published applications in this corpus.
Search patents in C08G- Granted patents
- 12
- Published applications
- 8
- Assignees
- 9
- Inventors
- 29
- Latest grant
- 29 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Production of polyurethane systems29 Oct 2024US 12,129,329 B2Evonik Operations GmbH
- Epoxy resin modified with polyurethane in low concentration, production method therefor, epoxy resin composition, and cured object31 Oct 2023US 11,802,175 B2Nippon Steel Chemical & Material Co., Ltd.
- Production of polyurethane systems4 May 2021US 10,995,174 B2Evonik Operations GmbH
- Nitrogen-containing compounds suitable for use in the production of polyurethanes6 Oct 2020US 10,793,662 B2Evonik Operations GmbH
- Additives for improving polyurethane foam performance28 Aug 2018US 10,059,823 B2Evonik Degussa GmbH
- Polymerizable composition for optical material, optical material, and method for producing optical material21 Apr 2022US 2022/0120936 A1Hoya Lens Thailand Ltd.
- Production of polyurethane systems15 Jul 2021US 2021/0214488 A1Evonik Operations GmbH
- Epoxy resin modified with polyurethane in low concentration, production method therefor, epoxy resin composition, and cured object18 Feb 2021US 2021/0047458 A1Nippon Steel Chemical & Material Co., Ltd.
- Polyurethane foams based on polyethercarbonate polyols24 Dec 2020US 2020/0399466 A1Covestro Intellectual Property GmbH & Co.KG
- Production Of Polyurethane Systems28 Mar 2019US 2019/0092893 A1Evonik Degussa GmbH
Most cited
By later US patents
- Foams and elastomers prepared in the presence of high tertiary amine content polyurethane catalysts23US 4,049,591 ATexaco Development Corporation · 1977
- Production of polyurethane systems10US 10,995,174 B2Evonik Operations GmbH · 2021
- Nitrogen-containing compounds suitable for use in the production of polyurethanes8US 10,793,662 B2Evonik Operations GmbH · 2020
- Beta-amino nitrile catalysts for polyurethane preparation7US 4,038,210 AUnion Carbide Corporation · 1977
- Catalyst systems containing N,N-dimethylaminoalkoxypropionitriles for polyurethane foam formulation7US 4,115,321 AUnion Carbide Corporation · 1978