C08G 59/50
Amines
C08G59/50 (Amines) appears on 2,499 US grants and 2,297 published applications in this corpus.
Search patents in C08G- Granted patents
- 2,499
- Published applications
- 2,297
- Assignees
- 989
- Inventors
- 5,768
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 24 | 0 |
| 1978 | 36 | 0 |
| 1979 | 30 | 0 |
| 1980 | 40 | 0 |
| 1981 | 54 | 0 |
| 1982 | 38 | 0 |
| 1983 | 34 | 0 |
| 1984 | 36 | 0 |
| 1985 | 60 | 0 |
| 1986 | 50 | 0 |
| 1987 | 47 | 0 |
| 1988 | 65 | 0 |
| 1989 | 55 | 0 |
| 1990 | 48 | 0 |
| 1991 | 55 | 0 |
| 1992 | 44 | 0 |
| 1993 | 41 | 0 |
| 1994 | 42 | 0 |
| 1995 | 38 | 0 |
| 1996 | 35 | 0 |
| 1997 | 40 | 0 |
| 1998 | 42 | 0 |
| 1999 | 40 | 0 |
| 2000 | 32 | 0 |
| 2001 | 27 | 10 |
| 2002 | 38 | 28 |
| 2003 | 41 | 36 |
| 2004 | 28 | 44 |
| 2005 | 14 | 32 |
| 2006 | 17 | 29 |
| 2007 | 17 | 42 |
| 2008 | 18 | 45 |
| 2009 | 26 | 53 |
| 2010 | 31 | 83 |
| 2011 | 37 | 65 |
| 2012 | 38 | 90 |
| 2013 | 44 | 92 |
| 2014 | 56 | 75 |
| 2015 | 54 | 119 |
| 2016 | 67 | 131 |
| 2017 | 96 | 153 |
| 2018 | 91 | 115 |
| 2019 | 119 | 137 |
| 2020 | 100 | 145 |
| 2021 | 94 | 153 |
| 2022 | 90 | 146 |
| 2023 | 84 | 116 |
| 2024 | 83 | 138 |
| 2025 | 85 | 122 |
| 2026 | 53 | 98 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08G 59/56Together with other curing agents566
- C08G 59/5046Heterocyclic437
- C08G 59/5033Aromatic429
- C08G 59/504Containing an atom other than nitrogen belonging to the amine group, carbon375
- C08G 59/5006Aliphatic321
- C08G 59/5026Cycloaliphatic198
- C08G 59/54Amino amides>145
- C08G 59/52Amino carboxylic acids70
All 9 subgroupsShow fewer
Recent patents
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- Low density flame retardant two-component composition for structural void filling15 Sep 2026US 12,735,527 B2Zephyros, Inc.
- Epoxy resin composition8 Sep 2026US 12,729,269 B2Threebond Co., Ltd.
- Syntactic foam compositions1 Oct 2026US 2026/0297388 A1PRC-DeSoto International, Inc.
- Heat-curing epoxy resin composition suitable for low curing temperature with good storage stability24 Sep 2026US 2026/0286039 A1Sika Technology AG
- Heat-curing epoxy resin composition having high storage stability24 Sep 2026US 2026/0286200 A1Sika Technology AG
- Bio-based curable epoxy composition17 Sep 2026US 2026/0275083 A1Najran University
- Coating compositions17 Sep 2026US 2026/0275153 A1PRC-DeSoto International, Inc.
Most cited
By later US patents
- Flexible poly(amino ethers) for barrier packaging158US 5,464,924 AThe Dow Chemical Company · 1995
- Process for electrodepositing cationic compositions143US 3,984,299 APPG Industries, Inc. · 1976
- Hydroxyl functionalized polyetheramines as barrier packaging for oxygen-sensitive materials124US 5,275,853 AThe Dow Chemical Company · 1994
- Method of electrodepositing self-crosslinking cationic compositions122US 3,947,338 APPG Industries, Inc. · 1976
- Amine acid salt-containing polymers for cationic electrodeposition106US 4,148,772 APPG Industries, Inc. · 1979