C08G 18/18
Containing secondary or tertiary amines or salts thereof
Official title: containing secondary or tertiary amines or salts thereof
C08G18/18 (Containing secondary or tertiary amines or salts thereof) appears on 1,670 US grants and 1,932 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,670
- Published applications
- 1,932
- Assignees
- 673
- Inventors
- 4,344
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 26 | 0 |
| 1978 | 29 | 0 |
| 1979 | 16 | 0 |
| 1980 | 27 | 0 |
| 1981 | 17 | 0 |
| 1982 | 20 | 0 |
| 1983 | 21 | 0 |
| 1984 | 28 | 0 |
| 1985 | 24 | 0 |
| 1986 | 17 | 0 |
| 1987 | 15 | 0 |
| 1988 | 32 | 0 |
| 1989 | 16 | 0 |
| 1990 | 21 | 0 |
| 1991 | 22 | 0 |
| 1992 | 31 | 0 |
| 1993 | 34 | 0 |
| 1994 | 32 | 0 |
| 1995 | 27 | 0 |
| 1996 | 24 | 0 |
| 1997 | 17 | 0 |
| 1998 | 21 | 0 |
| 1999 | 14 | 0 |
| 2000 | 16 | 0 |
| 2001 | 14 | 4 |
| 2002 | 20 | 19 |
| 2003 | 24 | 31 |
| 2004 | 25 | 37 |
| 2005 | 11 | 29 |
| 2006 | 17 | 21 |
| 2007 | 6 | 35 |
| 2008 | 5 | 25 |
| 2009 | 10 | 17 |
| 2010 | 8 | 28 |
| 2011 | 4 | 43 |
| 2012 | 9 | 42 |
| 2013 | 26 | 47 |
| 2014 | 31 | 55 |
| 2015 | 42 | 74 |
| 2016 | 55 | 92 |
| 2017 | 61 | 109 |
| 2018 | 75 | 139 |
| 2019 | 74 | 151 |
| 2020 | 93 | 135 |
| 2021 | 103 | 187 |
| 2022 | 71 | 177 |
| 2023 | 109 | 127 |
| 2024 | 89 | 132 |
| 2025 | 82 | 96 |
| 2026 | 43 | 80 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08G 18/20Heterocyclic amines759
- C08G 18/1825Having hydroxy or primary amino groups318
- C08G 18/1875Containing ammonium salts or mixtures of secondary of tertiary amines and acids295
- C08G 18/1808Having alkylene polyamine groups233
- C08G 18/1833Having ether, acetal, or orthoester groups216
- C08G 18/1816Having carbocyclic groups166
- C08G 18/1841Having carbonyl groups which may be linked to one or more nitrogen78
- C08G 18/1858Having carbon-to-nitrogen double bonds46
Recent patents
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- Composition and method for a root canal filling8 Sep 2026US 12,728,078 B2Rutgers, The State University of New Jersey
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- Storage-stable polyisocyanate composition and preparation method therefor1 Sep 2026US 12,723,124 B2Wanhua Chemical Group Co., Ltd.
- Method for preparing flexible slabstock polyurethane foam8 Oct 2026US 2026/0308300 A1Evonik Operations GmbH
- Tertiary amino-amide composition useful in making polyurethane polymers8 Oct 2026US 2026/0308301 A1Evonik Operations GmbH
- Resin composition, resin solution, and method for producing crosslinked coating film8 Oct 2026US 2026/0308304 A1Mitsubishi Gas Chemical Company, Inc.
- Foamable Polyurethane Composition Comprising a Fatty Amide8 Oct 2026US 2026/0308307 A1Henkel AG & Co. KGaA
- Polyol compositions and uses thereof in polyurethane foams24 Sep 2026US 2026/0286038 A1
Most cited
By later US patents
- At least partially resorbable reticulated elastomeric matrix elements and methods of making same952US 9,050,176 B2Biomerix Corporation · 2015
- Water-activated casting material148US 4,502,479 AMinnesota Mining and Manufacturing Company · 1985
- Synthesis of polysaccharide covered superparamagnetic oxide colloids143US 5,262,176 AAdvanced Magnetics, Inc. · 1993
- Biologically degradable superparamagnetic particles for use as nuclear magnetic resonance imaging agents136US 4,770,183 AAdvanced Magnetics, Inc. · 1988
- Polyurethane casting material108US 4,433,680 AJohnson & Johnson Products, Inc. · 1984