C08G 18/14
Manufacture of cellular products
Official title: {Manufacture of cellular products}
C08G18/14 (Manufacture of cellular products) appears on 368 US grants and 597 published applications in this corpus.
Search patents in C08G- Granted patents
- 368
- Published applications
- 597
- Assignees
- 264
- Inventors
- 1,288
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 4 |
| 2004 | 2 | 0 |
| 2005 | 3 | 0 |
| 2006 | 0 | 3 |
| 2007 | 1 | 6 |
| 2008 | 0 | 1 |
| 2009 | 0 | 4 |
| 2010 | 0 | 4 |
| 2011 | 3 | 13 |
| 2012 | 0 | 12 |
| 2013 | 4 | 26 |
| 2014 | 6 | 33 |
| 2015 | 19 | 59 |
| 2016 | 37 | 72 |
| 2017 | 37 | 64 |
| 2018 | 38 | 28 |
| 2019 | 38 | 33 |
| 2020 | 25 | 35 |
| 2021 | 24 | 19 |
| 2022 | 14 | 60 |
| 2023 | 22 | 51 |
| 2024 | 22 | 35 |
| 2025 | 25 | 18 |
| 2026 | 17 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyol premixes, thermally insulating rigid polyurethane foams and methods for their production22 Sep 2026US 12,742,034 B2Covestro LLC
- Block sponge and production process thereof8 Sep 2026US 12,729,267 B1Guangdong Eonjoy Technology Limited
- Process for producing isocyanate-based foam construction boards8 Sep 2026US 12,729,278 B2Amrize Technology Switzerland LLC
- Use of 3D-printed freestanding structures for ex vivo tissue21 Jul 2026US 12,688,798 B2The Regents of the University of California
- Additive for reducing polyurethane foam degradation14 Jul 2026US 12,679,943 B2Huntsman International LLC
- Production of flame-retardent polyurethane foam10 Sep 2026US 2026/0265440 A1Evonik Operations GmbH
- Production of polyurethane foam3 Sep 2026US 2026/0258247 A1Evonik Operations GmbH
- Polyurethane prepolymer composition and preparation method therefor and use thereof6 Aug 2026US 2026/0226221 A1Mojia (Shanghai) Biotech Co., Ltd
- Acid-blocked pyrrolidine catalysts for polyurethane foam30 Jul 2026US 2026/0217893 A1Huntsman Petrochemical Corporation
- Biodegradable bio-based polyurethanes30 Jul 2026US 2026/0217896 A1Algenesis Corporation
Most cited
By later US patents
- Foamed thermoplastic polyurethanes85US 7,202,284 B1Huntsman International LLC · 2007
- Foam of thermoplastic urethane elastomer composition and process for producing the foam74US 6,849,667 B2Mitsui Chemicals, Inc. · 2005
- Preparation of double metal cyanide-catalyzed polyols by continuous addition of starter56US 5,777,177 AARCO Chemical Technology, L. P. · 1998
- Compositions for prevention of inflammation and adhesion formation and uses thereof56US 5,866,554 A1999
- Compositions for prevention of inflammation and adhesion formation uses thereof55US 6,037,331 APoly-Med, Inc. · 2000