C08J 2205/04
Foams characterised by their properties: characterised by the foam pores
Official title: characterised by the foam pores
C08J2205/04 (Foams characterised by their properties: characterised by the foam pores) appears on 1,296 US grants and 1,949 published applications in this corpus.
Search patents in C08J- Granted patents
- 1,296
- Published applications
- 1,949
- Assignees
- 757
- Inventors
- 3,959
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 10 | 0 |
| 1998 | 21 | 0 |
| 1999 | 30 | 0 |
| 2000 | 23 | 0 |
| 2001 | 23 | 5 |
| 2002 | 15 | 19 |
| 2003 | 23 | 26 |
| 2004 | 12 | 20 |
| 2005 | 5 | 22 |
| 2006 | 11 | 27 |
| 2007 | 6 | 25 |
| 2008 | 10 | 16 |
| 2009 | 10 | 33 |
| 2010 | 11 | 47 |
| 2011 | 14 | 50 |
| 2012 | 20 | 46 |
| 2013 | 32 | 65 |
| 2014 | 36 | 75 |
| 2015 | 36 | 117 |
| 2016 | 49 | 118 |
| 2017 | 67 | 144 |
| 2018 | 85 | 142 |
| 2019 | 81 | 142 |
| 2020 | 104 | 155 |
| 2021 | 102 | 120 |
| 2022 | 84 | 125 |
| 2023 | 92 | 154 |
| 2024 | 89 | 123 |
| 2025 | 78 | 76 |
| 2026 | 59 | 57 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08J 2205/052Closed cells, i.e. more than 50% of the pores are closedIndexing code457
- C08J 2205/05Open cells, i.e. more than 50% of the pores are openIndexing code445
- C08J 2205/044Micropores, i.e. average diameter being between 0,1 micrometer and 0,1 millimeterIndexing code353
- C08J 2205/042Nanopores, i.e. the average diameter being smaller than 0,1 micrometerIndexing code171
- C08J 2205/048Bimodal pore distributionIndexing code44
- C08J 2205/046Unimodal pore distributionIndexing code24
Recent patents
- Abrasive articles and methods and systems for generating and using the same6 Oct 2026US 12,752,398 B2Abrasive Technology, Inc.
- Method for packaging and transporting compressed foam sponges at up to 20 times higher density than normal without losing shape or size after returning the sponge to its original form22 Sep 2026US 12,741,775 B2
- Polyol premixes, thermally insulating rigid polyurethane foams and methods for their production22 Sep 2026US 12,742,034 B2Covestro LLC
- Porous resin used to solid phase synthesis and preparation method therefor22 Sep 2026US 12,742,051 B2Sunresin New Materials Co. Ltd.
- Porous film with low dielectric property and manufacturing method thereof8 Sep 2026US 12,729,273 B2Kyungpook National University Industry-Academic Cooperation Foundation
- Chemical foaming of interior components8 Oct 2026US 2026/0308345 A1GM Global Technology Operations LLC
- Surface functionalized foams and methods of use thereof1 Oct 2026US 2026/0297258 A1
- Method for producing polyolefin-based resin expanded beads and polyolefin-based resin expanded beads1 Oct 2026US 2026/0297276 A1Jsp Corporation
- Method for producing polyolefin-based resin expanded beads and polyolefin-based resin expanded beads1 Oct 2026US 2026/0297277 A1Jsp Corporation
- Foamable composite resin particles, method of producing the same, foamed particles, method of producing the same, foamed molded article, and automobile member1 Oct 2026US 2026/0297316 A1Sekisui Kasei Co., Ltd.
Most cited
By later US patents
- Implantable prosthesis with open cell textured surface and method for forming same381US 5,545,220 ALipoMatrix Incorporated · 1996
- Low-density, open-cell, soft, flexible, thermoplastic, absorbent foam and method of making foam163US 7,358,282 B2Kimberly-Clark Worldwide, Inc. · 2008
- Fire and water resistant expansion joint system113US 8,365,495 B1Emseal Joint Systems Ltd. · 2013
- 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