C08G 18/4615
Containing nitrogen
Official title: {containing nitrogen}
C08G18/4615 (Containing nitrogen) appears on 237 US grants and 147 published applications in this corpus.
Search patents in C08G- Granted patents
- 237
- Published applications
- 147
- Assignees
- 144
- Inventors
- 567
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 8 | 0 |
| 1985 | 13 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 8 | 0 |
| 1989 | 9 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 7 |
| 2004 | 5 | 10 |
| 2005 | 1 | 7 |
| 2006 | 3 | 1 |
| 2007 | 3 | 4 |
| 2008 | 3 | 4 |
| 2009 | 1 | 0 |
| 2010 | 2 | 4 |
| 2011 | 1 | 2 |
| 2012 | 0 | 5 |
| 2013 | 3 | 5 |
| 2014 | 6 | 7 |
| 2015 | 5 | 2 |
| 2016 | 1 | 7 |
| 2017 | 4 | 4 |
| 2018 | 5 | 7 |
| 2019 | 2 | 9 |
| 2020 | 3 | 6 |
| 2021 | 13 | 6 |
| 2022 | 4 | 24 |
| 2023 | 9 | 9 |
| 2024 | 9 | 5 |
| 2025 | 8 | 8 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polyol composition for producing polyurethan resin, polyurethane resin-forming composition, and polyurethane resin25 Aug 2026US 12,715,955 B2Sanyo Chemical Industries, Ltd.
- Imide-containing polyester polyols and intumescent rigid foams26 May 2026US 12,637,534 B2Stepan Company
- Polycarbonate polyol composition12 May 2026US 12,624,151 B2Asahi Kasei Kabushiki Kaisha
- Manganese-bearing polymer complexes10 Feb 2026US 12,545,805 B2Umicore AG & Co. KG
- Composition and process for producing silylated polymers and use thereof3 Feb 2026US 12,540,211 B2PolyU GmbH
- Low residual momomer glycol aromatic polyester polyols24 Sep 2026US 2026/0286036 A1Stepan Company
- Anti-glare protective film and optical article including the same13 Aug 2026US 2026/0234436 A1Electronics and Telecommunications Research Institute
- Imide-containing polyols, methods for making imide-containing polyols and methods for using imide-containing polyols9 Apr 2026US 2026/0098120 A1Dow Global Technologies LLC
- Imide-containing polyester polyols and intumescent rigid foams5 Feb 2026US 2026/0035505 A1Stepan Company
- Golf ball paint resin and golf ball13 Nov 2025US 2025/0345661 A1Sumitomo Rubber Industries, Ltd.
Most cited
By later US patents
- Method of producing a supporting bandage and bandaging material suitable for this purpose73US 4,376,438 ABayer Aktiengesellschaft · 1983
- Flexible aminoplast-curable film-forming compositions and composite coating67US 5,976,701 APPG Industries Ohio, Inc. · 1999
- Polyester coating composition63US 4,205,115 APPG Industries, Inc. · 1980
- Production of moldings by the reaction injection molding process60US 5,368,806 AMiles Inc. · 1994
- Cross-linked plastics based on cyanic acid esters and method of production thereof48US 4,195,132 ABayer Aktiengesellschaft · 1980