C08J 2461/00
Working-up: characterised by the use of condensation polymers of aldehydes or ketones
Official title: Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
C08J2461/00 (Working-up: characterised by the use of condensation polymers of aldehydes or ketones) appears on 184 US grants and 215 published applications in this corpus.
Search patents in C08J- Granted patents
- 184
- Published applications
- 215
- Assignees
- 159
- Inventors
- 633
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 7 |
| 2011 | 1 | 4 |
| 2012 | 3 | 3 |
| 2013 | 1 | 8 |
| 2014 | 2 | 7 |
| 2015 | 5 | 8 |
| 2016 | 10 | 17 |
| 2017 | 6 | 14 |
| 2018 | 11 | 15 |
| 2019 | 8 | 18 |
| 2020 | 11 | 19 |
| 2021 | 16 | 14 |
| 2022 | 11 | 24 |
| 2023 | 10 | 7 |
| 2024 | 10 | 13 |
| 2025 | 13 | 13 |
| 2026 | 5 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08J 2461/04Condensation polymers of aldehydes or ketones with phenols onlyIndexing code76
- C08J 2461/20Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attachedIndexing code41
- C08J 2461/34Condensation polymers of aldehydes or ketones with monomers covered by at leastIndexing code3
- C08J 2461/02Condensation polymers of aldehydes or ketones onlyIndexing code2
- C08J 2461/18Condensation polymers of aldehydes or ketones with aromatic hydrocarbons or their halogenIndexing code0
Recent patents
- Coated optical articles7 Jul 2026US 12,674,071 B2PPG Industries Ohio, Inc.
- Advanced bonding agent26 May 2026US 12,637,597 B2Ddp Specialty Electronic Materials US, LLC
- Resin composition and applications of the same5 May 2026US 12,617,942 B1Taiwan Union Technology Corporation
- Black knot melanin—a super-additive with UV absorbing and antioxidant properties7 Apr 2026US 12,595,357 B2The University of Akron
- Anisotropic conductive film and display device comprising same10 Mar 2026US 12,570,834 B2LG Display Co., Ltd.
- Chemically enhanced electrodialysis (ceed): a universal platform for selective ion removal30 Jul 2026US 2026/0216660 A1Texas Tech University System
- Soundproof tyre for vehicle wheels2 Jul 2026US 2026/0184120 A1Pirelli Tyre S. P. A.
- Resin composition, cured product, prepreg, metal foil-clad laminate, resin composite sheet, and printed wiring board18 Jun 2026US 2026/0167815 A1Mitsubishi Gas Chemical Company, Inc.
- Chemical- and uv-resistant surfacing film material and prepregs28 May 2026US 2026/0146163 A1Hexcel Corporation
- Lead-free ammunition projectile28 May 2026US 2026/0146834 A1LUMAS Polymers LLC
Most cited
By later US patents
- Composite foams108US 4,966,919 AThe United States of America as represented by the United States Department of Energy · 1990
- Composite foams107US 5,037,859 AThe United States of America as represented by the United States Department of Energy · 1991
- Aminoplast dispersions and polyurethanes prepared therefrom81US 4,225,481 ABayer Aktiengesellschaft · 1980
- Powder based balancing layer63US 9,085,905 B2Välinge Innovation AB · 2015
- Matched low dielectric constant, dimensionally stable adhesive sheet62US 5,652,055 AW. L. Gore & Associates, Inc. · 1997