B29C 48/2545
For filters
Official title: {for filters}
B29C48/2545 (For filters) appears on 46 US grants and 29 published applications in this corpus.
Search patents in B29C- Granted patents
- 46
- Published applications
- 29
- Assignees
- 37
- Inventors
- 82
- Latest grant
- 17 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 4 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 2 |
| 2019 | 1 | 2 |
| 2020 | 2 | 1 |
| 2021 | 2 | 3 |
| 2022 | 4 | 1 |
| 2023 | 0 | 0 |
| 2024 | 3 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Filter device for filtering extruded polymers and cleaning method17 Sep 2024US 12,090,425 B2Bd Plast Filtering Systems S.R.L.
- Filtering device for highly viscous media21 May 2024US 11,986,989 B2Gneuss GmbH
- Filter device for filtering extruded polymers and cleaning method14 May 2024US 11,980,836 B2Bd Plast Filtering Systems S.R.L.
- Filter device for a plastic melt or another highly viscous fluid22 Nov 2022US 11,504,895 B2Gneuss GmbH
- Filter element for filtering a fluid and a filter unit formed therefrom8 Nov 2022US 11,491,424 B2Nordson Holdings S.A.R.L. & Co. KG
- Extruder Comprising a Filter Element22 May 2025US 2025/0162230 A1Feddem GmbH & Co. KG
- Filter device for filtering extruded polymers and cleaning method18 Jan 2024US 2024/0017193 A1Bd Plast Filtering Systems S.R.L.
- Filter device for filtering extruded polymers and cleaning method21 Apr 2022US 2022/0118383 A1Bd Plast Filtering Systems S.R.L.
- Filter device for a plastic melt or another highly viscous fluid10 Jun 2021US 2021/0170662 A1Gneuss GmbH
- Filtering device for highly viscous media10 Jun 2021US 2021/0170663 A1
Most cited
By later US patents
- Reciprocatory piston and cylinder machines40US 4,102,608 ACommonwealth Scientific and Industrial Research Organization · 1978
- Polymer melt filtration apparatus32US 5,456,828 AZimmer, Inc. · 1995
- Process for filtering polymer melts with dead spot reduction23US 5,484,539 AZimmer, Inc. · 1996
- Sliding plate filter with segmented sealing ring23US 7,147,774 B2Kabushiki Kaisha Polymer Systems · 2006
- Sealing device for polymer filtration apparatus16US 5,507,498 ASynergy Extrusion Technologies, Inc. · 1996