C08G 12/46
Block or graft polymers prepared by polycondensation of aldehydes or ketones on
Official title: Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds
C08G12/46 (Block or graft polymers prepared by polycondensation of aldehydes or ketones on) appears on 85 US grants and 20 published applications in this corpus.
Search patents in C08G- Granted patents
- 85
- Published applications
- 20
- Assignees
- 48
- Inventors
- 167
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 10 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 5 |
| 2017 | 2 | 1 |
| 2018 | 2 | 0 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Binder composition comprising polyamine(s) as well as 1,3-dihydroxyacetone, glycolaldehyde and/or glyceraldehyde for composite articles27 May 2025US 12,312,472 B2BASF SE
- Adhesive cell tissue gels7 Jan 2025US 12,186,397 B2National Cheng Kung University
- System for dimensionally stable isocyanate-free polyurethane foam8 Aug 2023US 11,718,724 B2Ddp Specialty Electronic Materials US, LLC
- Formaldehyde-free wood binder3 Aug 2021US 11,078,365 B2Sestec Sp. z o.o.
- Bis-Schiff-base thermosetting elastomers20 Apr 2021US 10,982,095 B1Jalapeno Holdings, LLC
- Method and device for a method for preparing a recombinant collagen hydrogel tissue adhesive for seamless wound healing8 Jan 2026US 2026/0007801 A1Northwest University
- Compositions for Fibreboards With Enhanced Properties Upon Fast-Curing at Low Temperature25 Dec 2025US 2025/0388724 A1Covestro (Netherlands) B.V.
- Medical hydrogel having radiation protection function9 Oct 2025US 2025/0312512 A1Shanghai Ruining Biotechnology Co. Ltd
- Adhesive cell tissue gels1 May 2025US 2025/0135008 A1National Cheng Kung University
- Binder composition comprising polyamine(s) as well as 1,3 -dihydroxyacetone, glycolaldehyde and/or glyceraldehyde for composite articles15 Feb 2024US 2024/0052168 A1BASF SE
Most cited
By later US patents
- Binder composition with low formaldehyde emission and process for its preparation75US 4,992,519 ABorden, Inc. · 1991
- Fire-retardant chemical compositions74US 5,162,394 A501 Chemco Inc. · 1992
- Melamine resin prepregs and melamine resin laminates based on modified melamine resins64US 5,206,066 AChemie Linz Gesellschaft m.b.H. · 1993
- Shingle and mat tensile strength with urea formaldehyde resin modifier38US 7,272,915 B2Building Materials Investment Corporation · 2007
- Stable polymer gels36US 4,160,754 ABayer Aktiengesellschaft · 1979