C05C 9/02
Containing urea-formaldehyde condensates
Official title: containing urea-formaldehyde condensates
C05C9/02 (Containing urea-formaldehyde condensates) appears on 168 US grants and 162 published applications in this corpus.
Search patents in C05C- Granted patents
- 168
- Published applications
- 162
- Assignees
- 93
- Inventors
- 295
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 4 |
| 2003 | 3 | 6 |
| 2004 | 1 | 3 |
| 2005 | 3 | 0 |
| 2006 | 1 | 5 |
| 2007 | 1 | 4 |
| 2008 | 2 | 1 |
| 2009 | 1 | 6 |
| 2010 | 2 | 3 |
| 2011 | 0 | 2 |
| 2012 | 1 | 6 |
| 2013 | 5 | 6 |
| 2014 | 1 | 5 |
| 2015 | 4 | 7 |
| 2016 | 5 | 9 |
| 2017 | 6 | 6 |
| 2018 | 4 | 11 |
| 2019 | 8 | 17 |
| 2020 | 11 | 12 |
| 2021 | 13 | 11 |
| 2022 | 5 | 16 |
| 2023 | 4 | 8 |
| 2024 | 17 | 10 |
| 2025 | 11 | 2 |
| 2026 | 8 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid formulations of urease inhibitors for fertilizers4 Aug 2026US 12,698,243 B2Soilgenic Technologies, LLC
- Spherical urea-aldehyde condensate fertilizers14 Jul 2026US 12,679,784 B2Sabic Agri-Nutrients Company
- Method for converting biodegradable polymers into humus with a low release amount of CO2 and use thereof19 May 2026US 12,630,483 B2University of China
- Nitrification inhibitors to improve fertilizer efficiency12 May 2026US 12,623,979 B2Soilgenic Technologies, LLC
- Calcium cyanamide fertilizer with triazone10 Mar 2026US 12,570,584 B2KB8, Inc.
- Compositions for increasing nitrogen sources life span in plant growth mediums and methods of making7 May 2026US 2026/0125331 A1Soilgenic Technologies, LLC
- Integrated-preparation and application methods of urea-formaldehyde (uf)-based multi-nutrient biodegradable polymeric slow-release (sr) liquid and granular fertilizers15 May 2025US 2025/0154075 A1North University of China
- Compositions for increasing nitrogen sources life span in plant growth mediums and methods of making17 Apr 2025US 2025/0122131 A1Soilgenic Technologies, LLC
- Continuous Methods for Forming Methylene Urea-Isobutylene Diurea Granules19 Dec 2024US 2024/0416305 A1Sabic Agri-Nutrients Company
- Spherical urea-aldehyde condensate fertilizers26 Sep 2024US 2024/0317651 A1Sabic Agri-Nutrients Company
Most cited
By later US patents
- Slow release nitrogen root treatment54US 6,936,573 B2Georgia-Pacific Resins, Inc. · 2005
- Urea condensate salt of sulfur oxyacid for fire control50US 6,464,903 B12002
- Foliar feed compositions49US 4,304,588 A1981
- Slow release nitrogen seed coat40US 7,213,367 B2Georgia-Pacific Resins, Inc. · 2007
- Urea condensate-sewer sludge products35US 6,777,469 B22004