B29C 44/022
Foaming unrestricted by cavity walls
Official title: {Foaming unrestricted by cavity walls, e.g. without using moulds or using only internal cores}
B29C44/022 (Foaming unrestricted by cavity walls) appears on 113 US grants and 151 published applications in this corpus.
Search patents in B29C- Granted patents
- 113
- Published applications
- 151
- Assignees
- 89
- Inventors
- 259
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 3 |
| 2003 | 1 | 1 |
| 2004 | 2 | 4 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 3 |
| 2011 | 4 | 5 |
| 2012 | 1 | 1 |
| 2013 | 2 | 4 |
| 2014 | 1 | 7 |
| 2015 | 3 | 7 |
| 2016 | 3 | 3 |
| 2017 | 5 | 8 |
| 2018 | 3 | 17 |
| 2019 | 10 | 5 |
| 2020 | 9 | 16 |
| 2021 | 10 | 21 |
| 2022 | 8 | 9 |
| 2023 | 8 | 8 |
| 2024 | 8 | 8 |
| 2025 | 5 | 5 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Additive manufacturing using foaming radiation-curable resin30 Jun 2026US 12,668,024 B2Intrnls, Inc.
- 3D printing system for preparing a three-dimensional object with an autoclave28 Apr 2026US 12,611,815 B2Sulzer Management AG
- Method for preparing foaming materials by nitrogen foaming14 Apr 2026US 12,600,834 B2Jiangsu Damaoniu New Material Technology Co., Ltd.
- Foaming apparatus and foaming method31 Mar 2026US 12,589,369 B2Threebond Co., Ltd.
- Foamable thermoplastic compositions for 3D printing3 Feb 2026US 12,539,672 B2
- Precise liquid placement16 Jul 2026US 2026/0200181 A1TamiCare Ltd.
- Decorative panel and method for producing a panel25 Jun 2026US 2026/0175534 A1Champion Link International Corporation
- Energy efficient underwater inflatable array using hydrofoam and water swelling material7 May 2026US 2026/0125140 A1Florida Atlantic University Board of Trustees
- Printing apparatus, method for controlling printing apparatus, and storage medium19 Mar 2026US 2026/0077542 A1Canon Kabushiki Kaisha
- Method for producing recorded matter having three-dimensional image, device for producing recorded matter having three-dimensional image, and foam-promoting liquid1 Jan 2026US 2026/0001260 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Process for preparing pitch foams39US 5,868,974 AThe United States of America as represented by the Secretary of the Air Force · 1999
- Plastic foam material composed of thermoplastic resin and silane-modified thermoplastic resin and method for making same35US 5,594,038 ASekisui Chemical Co., Ltd. · 1997
- Method of making a cylindrical sleeve structure, particularly cover for an offset cylinder in a rotary printing machine33US 5,316,798 AMAN Roland Druckmaschinen AG · 1994
- Pitch foam products27US 5,961,814 A1999
- Plastic foam material composed of thermoplastic resin and silane-modified thermoplastic resin and method for making same25US 5,552,448 ASekisui Chemical Co., Ltd. · 1996