C08G 12/422
Based on urea or thiourea
Official title: {based on urea or thiourea}
C08G12/422 (Based on urea or thiourea) appears on 22 US grants and 9 published applications in this corpus.
Search patents in C08G- Granted patents
- 22
- Published applications
- 9
- Assignees
- 12
- Inventors
- 55
- Latest grant
- 30 Oct 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 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 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 2 | 1 |
| 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 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Memory cells and devices30 Oct 2018US 10,115,785 B1Xerox Corporation
- Process for preparing condensation resins and the use thereof7 Apr 2015US 9,000,121 B2BASF SE
- Method for preparing condensation resins and use thereof17 Feb 2015US 8,957,178 B2BASF SE
- Controlled release urea-formaldehyde liquid fertilizer resins14 Oct 2003US 6,632,262 B2Georgia-Pacific Resins, Inc.
- Use of triazone materials in fiberglass binders1 Jul 2003US 6,586,557 B2Johns Manville International, Inc.
- Ammoniated polycarbamide separation aids for mineral flotation12 Mar 2026US 2026/0070068 A1Hexion Inc.
- Modified aminoplastic adhesive resin, procedure of its preparation, and composite materials prepared using the modified aminoplastic adhesive resin25 Jul 2024US 2024/0247173 A1Lignum Technologies AG
- Process for manufacturing solutions of alkylated amino formaldehyde resins having a low free formaldehyde content27 Dec 2018US 2018/0371231 A1Ineos Melamines GmbH
- Method for preparing condensation resins and use thereof25 Apr 2013US 2013/0102716 A1BASF SE
- Process for preparing condensation resins and the use thereof10 May 2012US 2012/0116047 A1BASF SE
Most cited
By later US patents
- Cyclic urea-formaldehyde prepolymer for use in phenol-formaldehyde and melamine-formaldehyde resin-based binders36US 6,379,814 B1Georgia-Pacific Resins, Inc. · 2002
- Controlled release urea-formaldehyde liquid fertilizer resins21US 6,632,262 B2Georgia-Pacific Resins, Inc. · 2003
- Cyclic urea-formaldehyde prepolymer for use in phenol-formaldehyde and melamine-formaldehyde resin-based binders20US 6,114,491 AGeorgia-Pacific Resins, Inc. · 2000
- PROCESS FOR THE MANUFACTURE OF UREA-HCHO-isobutyraldehyde condesnation products and compositions thereof12US 4,102,840 ACiba-Geigy Corporation · 1978
- Cyclic urea-formaldehyde prepolymer-modified melamine-containing resins, and use in binders for cellulosic-based composites12US 6,399,719 B1Georgia-Pacific Resins, Inc. · 2002