C08J 2201/04
Foams characterised by the foaming process: characterised by the elimination of a
Official title: characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
C08J2201/04 (Foams characterised by the foaming process: characterised by the elimination of a) appears on 1,163 US grants and 1,374 published applications in this corpus.
Search patents in C08J- Granted patents
- 1,163
- Published applications
- 1,374
- Assignees
- 713
- Inventors
- 3,220
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 13 | 0 |
| 1990 | 14 | 0 |
| 1991 | 12 | 0 |
| 1992 | 17 | 0 |
| 1993 | 15 | 0 |
| 1994 | 16 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 12 | 0 |
| 1998 | 19 | 0 |
| 1999 | 13 | 0 |
| 2000 | 15 | 0 |
| 2001 | 14 | 3 |
| 2002 | 15 | 17 |
| 2003 | 13 | 30 |
| 2004 | 15 | 28 |
| 2005 | 21 | 25 |
| 2006 | 13 | 18 |
| 2007 | 7 | 22 |
| 2008 | 12 | 25 |
| 2009 | 7 | 32 |
| 2010 | 8 | 45 |
| 2011 | 17 | 39 |
| 2012 | 24 | 43 |
| 2013 | 29 | 40 |
| 2014 | 43 | 54 |
| 2015 | 30 | 72 |
| 2016 | 45 | 70 |
| 2017 | 53 | 89 |
| 2018 | 52 | 97 |
| 2019 | 68 | 96 |
| 2020 | 77 | 96 |
| 2021 | 87 | 93 |
| 2022 | 54 | 92 |
| 2023 | 73 | 83 |
| 2024 | 62 | 70 |
| 2025 | 57 | 58 |
| 2026 | 29 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08J 2201/05Elimination by evaporation or heat degradation of a liquid phaseIndexing code455
- C08J 2201/054Precipitating the polymer by adding a non-solvent or a different solventIndexing code240
- C08J 2201/046Elimination of a polymeric phaseIndexing code183
- C08J 2201/048Elimination of a frozen liquid phaseIndexing code164
- C08J 2201/044Elimination of an inorganic solid phaseIndexing code160
- C08J 2201/042Elimination of an organic solid phaseIndexing code89
- C08J 2201/052Inducing phase separation by thermal treatmentIndexing code87
Recent patents
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- Polysiloxane foam compositions and methods related thereto27 Aug 2026US 2026/0250464 A1NuSil Technology LLC
- Porous Polymer Scaffolds, and Methods of Making and Using the Same27 Aug 2026US 2026/0250477 A1The Regents of the University of California
- Highly transparent thin polyvinyl alcohol aerogels and manufacture thereof20 Aug 2026US 2026/0242558 A1Northeastern University
- High strength biomedical materials6 Aug 2026US 2026/0224782 A1Access Vascular, Inc.
Most cited
By later US patents
- Medical devices and applications of polyhydroxyalkanoate polymers1,636US 6,838,493 B2Metabolix, Inc. · 2005
- Aerogel metallic compositions1,501US 7,071,287 B2Aspen Aerogels, Inc. · 2006
- Thin-unit-wet absorbent foam materials for aqueous body fluids and process for making same1,130US 5,387,207 AThe Procter & Gamble Company · 1995
- Porous polymeric matrices made of natural polymers and synthetic polymers and optionally at least one cation and methods of making789US 7,446,131 B1The United States of America as represented by the Secretary of Agriculture · 2008
- Microporous sheet material, method of making and articles made therewith399US 4,539,256 AMinnesota Mining and Manufacturing Company · 1985