C08J 9/12
By a physical blowing agent
Official title: by a physical blowing agent
C08J9/12 (By a physical blowing agent) appears on 3,170 US grants and 3,458 published applications in this corpus.
Search patents in C08J- Granted patents
- 3,170
- Published applications
- 3,458
- Assignees
- 1,123
- Inventors
- 6,644
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 11 | 0 |
| 1978 | 17 | 0 |
| 1979 | 16 | 0 |
| 1980 | 19 | 0 |
| 1981 | 32 | 0 |
| 1982 | 21 | 0 |
| 1983 | 27 | 0 |
| 1984 | 29 | 0 |
| 1985 | 36 | 0 |
| 1986 | 30 | 0 |
| 1987 | 30 | 0 |
| 1988 | 15 | 0 |
| 1989 | 19 | 0 |
| 1990 | 40 | 0 |
| 1991 | 62 | 0 |
| 1992 | 73 | 0 |
| 1993 | 91 | 0 |
| 1994 | 82 | 0 |
| 1995 | 92 | 0 |
| 1996 | 80 | 0 |
| 1997 | 97 | 0 |
| 1998 | 93 | 0 |
| 1999 | 65 | 0 |
| 2000 | 59 | 0 |
| 2001 | 62 | 15 |
| 2002 | 63 | 56 |
| 2003 | 57 | 65 |
| 2004 | 49 | 69 |
| 2005 | 23 | 50 |
| 2006 | 22 | 62 |
| 2007 | 23 | 59 |
| 2008 | 16 | 51 |
| 2009 | 23 | 85 |
| 2010 | 29 | 105 |
| 2011 | 43 | 119 |
| 2012 | 56 | 139 |
| 2013 | 56 | 137 |
| 2014 | 85 | 164 |
| 2015 | 100 | 194 |
| 2016 | 104 | 200 |
| 2017 | 116 | 162 |
| 2018 | 127 | 189 |
| 2019 | 115 | 214 |
| 2020 | 122 | 204 |
| 2021 | 123 | 197 |
| 2022 | 120 | 246 |
| 2023 | 128 | 224 |
| 2024 | 151 | 216 |
| 2025 | 107 | 115 |
| 2026 | 96 | 121 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Biodegradable compositions and articles made from cellulose acetate29 Sep 2026US 12,747,333 B2Eastman Chemical Company
- Polyol premixes, thermally insulating rigid polyurethane foams and methods for their production22 Sep 2026US 12,742,034 B2Covestro LLC
- Compositions and uses of trans-1,1,1,4,4,4-hexafluoro-2-butene and 1,1-difluoroethane (R-152A)15 Sep 2026US 12,734,388 B2The Chemours Company Fc, LLC
- Process for foaming using carbon dioxide solution15 Sep 2026US 12,735,544 B2Dmn Material Technology (Jiangsu) Limited
- Sulfur containing polyisocyanate polyaddition (PIPA) polyol with improved flame retardant properties and foams containing them8 Sep 2026US 12,729,264 B2Dow Global Technologies LLC
- Cyclic poly(hydroxy-urethane) foams in wall and roofing insulation1 Oct 2026US 2026/0297257 A1Johns Manville
- 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.
- Isocyanate-reactive compositions, rigid polyurethane foams and methods for their production24 Sep 2026US 2026/0286035 A1Covestro LLC
Most cited
By later US patents
- Microcellular thermoplastic foamed with supercritical fluid328US 5,158,986 AMassachusetts Institute of Technology · 1992
- Adhesive protein foam for surgical and/or therapeutic uses222US 6,730,299 B1Imedex Biomateriaux · 2004
- Microcellular closed cell foams and their method of manufacture215US 4,473,665 AMassachusetts Institute of Technology · 1984
- Supermicrocellular foamed materials192US 5,334,356 AMassachusetts Institute of Technology · 1994
- Starch-based compositions having uniformly dispersed fibers used to manufacture high strength articles having a fiber-reinforced, starch-bound cellular matrix165US 5,679,145 AE. Khashoggi Industries · 1997