B29C 44/005
Avoiding skin formation
Official title: {Avoiding skin formation; Making foams with porous surfaces}
B29C44/005 (Avoiding skin formation) appears on 26 US grants and 35 published applications in this corpus.
Search patents in B29C- Granted patents
- 26
- Published applications
- 35
- Assignees
- 25
- Inventors
- 66
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 2 | 0 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 4 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 3 | 0 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 4 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing a molded part and molded part9 Dec 2025US 12,491,670 B2adidas AG
- Materials and methods2 Sep 2025US 12,403,635 B2Qinetiq Limited
- Materials and methods29 Apr 2025US 12,285,891 B2Qinetiq Limited
- Polyurethane-based insulation body and method for producing same13 Aug 2024US 12,060,471 B2Covestro Intellectual Property GmbH & Co.KG
- Extruded board with realistic appearance1 Aug 2023US 11,712,831 B2Poly-Wood, LLC
- Polyurethane-based insulation body and method for producing same29 Sep 2022US 2022/0306825 A1Covestro Intellectual Property GmbH & Co.KG
- Materials and Methods8 Sep 2022US 2022/0281143 A1Qinetiq Limited
- Materials and Methods25 Aug 2022US 2022/0266484 A1Qinetiq Limited
- Method for producing a molded part and molded part20 Jan 2022US 2022/0016813 A1adidas AG
- Extruded board with realistic appearance13 Feb 2020US 2020/0047389 A1Poly-Wood, LLC
Most cited
By later US patents
- Method and apparatus for reducing the thickness of a skin formed on a slab of polyurethane foam25US 6,616,886 B2Foamex L.P. · 2003
- Cleaning or application device comprising a sponge body, and method for producing the same24US 6,685,376 B2Coronet-Werke GmbH · 2004
- Toner supply roll including porous cylindrical polyurethane sponge structure having skin layer having openings and alternate protrusions and recesses, and method of producing the same16US 6,149,564 ATokai Rubber Industries, Ltd. · 2000
- Cleaning elements for inside cleaning of the tubes of tube-type heat exchangers and method of manufacturing same10US 4,550,466 ATaprogge Gesellschaft mbH · 1985
- Open-cell foam composed of high-melting point plastics10US 7,655,705 B2BASF SE · 2010