B29C 45/1736
Provided with small holes permitting the flow of gas therethrough
Official title: {provided with small holes permitting the flow of gas therethrough, e.g. using a porous element of sintered material (B29C45/1735 takes precedence)}
B29C45/1736 (Provided with small holes permitting the flow of gas therethrough) appears on 18 US grants and 6 published applications in this corpus.
Search patents in B29C- Granted patents
- 18
- Published applications
- 6
- Assignees
- 10
- Inventors
- 24
- Latest grant
- 11 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Porous insert for nozzle of an injection molding system11 Aug 2020US 10,737,420 B2Imflux Inc.
- Porous insert for nozzle of an injection molding system12 Mar 2019US 10,226,885 B2Imflux Inc.
- Needle assembly for gas-assisted injection moulding26 Aug 2008US 7,416,398 B2University of Warwick
- Gas venting needle20 Feb 2007US 7,179,072 B2
- Mold for production of hollow thermoplastic resin molded article, and process for production of hollow thermoplastic resin molded article using the same14 Jan 2003US 6,506,335 B1Sumitomo Chemical Company, Limited
- Porous insert for nozzle of an injection molding system23 May 2019US 2019/0152101 A1Imflux Inc.
- Gas venting/introducing structure18 Apr 2019US 2019/0111589 A1SANKO GOSEI Kabushiki Kaisha
- Porous Insert for Nozzle of an Injection Molding System14 Sep 2017US 2017/0259479 A1Imflux Inc.
- Gas assisted injection molding method15 May 2008US 2008/0111281 A1Autoliv ASP, Inc.
- Needle assembly for gas-assisted injection moulding12 May 2005US 2005/0098929 A1University of Warwick
Most cited
By later US patents
- Method of injection-molding and cooling of shaped synthetic-resin bodies38US 4,164,523 A1979
- Apparatus for the injection-molding and cooling of shaped synthetic-resin bodies28US 4,139,177 A1979
- Gas-assisted injection molding apparatus22US 5,284,429 ACascade Engineering, Inc. · 1994
- Method of injection molding14US 5,273,707 AICP Systems, Inc. · 1993
- Plastics injection molding device with multipositioning construction for gas assisted molding10US 5,342,191 AGeneral Motors Corporation · 1994