C08J 9/30
Working-up of macromolecular substances to porous or cellular articles or materials: by
Official title: by mixing gases into liquid compositions or plastisols, e.g. frothing with air
C08J9/30 (Working-up of macromolecular substances to porous or cellular articles or materials: by) appears on 394 US grants and 370 published applications in this corpus.
Search patents in C08J- Granted patents
- 394
- Published applications
- 370
- Assignees
- 262
- Inventors
- 1,097
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 9 | 0 |
| 1981 | 4 | 0 |
| 1982 | 8 | 0 |
| 1983 | 13 | 0 |
| 1984 | 13 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 0 |
| 2002 | 1 | 5 |
| 2003 | 5 | 9 |
| 2004 | 8 | 7 |
| 2005 | 2 | 8 |
| 2006 | 3 | 10 |
| 2007 | 2 | 8 |
| 2008 | 4 | 10 |
| 2009 | 2 | 13 |
| 2010 | 4 | 14 |
| 2011 | 4 | 9 |
| 2012 | 12 | 16 |
| 2013 | 13 | 11 |
| 2014 | 10 | 11 |
| 2015 | 8 | 16 |
| 2016 | 9 | 16 |
| 2017 | 11 | 15 |
| 2018 | 9 | 20 |
| 2019 | 12 | 17 |
| 2020 | 12 | 23 |
| 2021 | 17 | 27 |
| 2022 | 13 | 29 |
| 2023 | 14 | 22 |
| 2024 | 20 | 25 |
| 2025 | 16 | 12 |
| 2026 | 12 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Recyclable, biodegradable, and industrially compostable extruded foams, and methods of manufacturing the same7 Jul 2026US 12,674,036 B2O2 Partners, LLC
- Multilayer floor decorative material7 Jul 2026US 12,674,044 B2KCC Glass Corporation
- Use of polyamine- and/or polyalkanolamine-based carboxylic acid derivatives in aqueous polyurethane dispersions23 Jun 2026US 12,662,596 B2Evonik Operations GmbH
- Urethane resin composition, foamed urethane sheet, and synthetic leather19 May 2026US 12,630,666 B2DIC Corporation
- Recyclable, Biodegradable, and Industrially Compostable Extruded Foams, and Methods of Manufacturing the Same1 Oct 2026US 2026/0297279 A1O2 Partners, LLC
- High-strength agricultural foam10 Sep 2026US 2026/0265479 A1Brekland Incorporated
- Polyurethane foam for cosmetic composition impregnation and method of manufacturing the same20 Aug 2026US 2026/0242533 A1Kolmar Korea Co., Ltd.
- System and method for generating a foam20 Aug 2026US 2026/0242556 A1
- Polyurethane foam and cushioning material6 Aug 2026US 2026/0226223 A1Inoac Corporation
Most cited
By later US patents
- Water-absorbing, cellular, cross-linked polymers with improved distribution effect, method for their production and their use114US 6,750,262 B1BASF SE · 2004
- Preparing porous hydrogel products92US 6,511,650 B1The Regents of the University of Michigan · 2003
- Method of producing polysaccharide foams85US 5,840,777 AAlbany International Corp. · 1998
- Frothable polyurethane composition and a cellular foam produced therefrom suitable for use in joints between wallboards83US 4,275,172 AUnion Carbide Corporation · 1981
- Water absorbent latex polymer foams70US 4,990,541 AHoechst Celanese Corporation · 1991