B29C 48/39
A first extruder feeding the melt into an intermediate location of a
Official title: a first extruder feeding the melt into an intermediate location of a second extruder
B29C48/39 (A first extruder feeding the melt into an intermediate location of a) appears on 141 US grants and 135 published applications in this corpus.
Search patents in B29C- Granted patents
- 141
- Published applications
- 135
- Assignees
- 127
- Inventors
- 425
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 0 |
| 2002 | 4 | 7 |
| 2003 | 1 | 4 |
| 2004 | 6 | 7 |
| 2005 | 2 | 6 |
| 2006 | 6 | 5 |
| 2007 | 3 | 2 |
| 2008 | 0 | 9 |
| 2009 | 2 | 8 |
| 2010 | 2 | 8 |
| 2011 | 2 | 4 |
| 2012 | 4 | 8 |
| 2013 | 5 | 12 |
| 2014 | 8 | 6 |
| 2015 | 4 | 10 |
| 2016 | 7 | 1 |
| 2017 | 7 | 4 |
| 2018 | 2 | 6 |
| 2019 | 2 | 5 |
| 2020 | 2 | 5 |
| 2021 | 2 | 5 |
| 2022 | 6 | 4 |
| 2023 | 6 | 4 |
| 2024 | 2 | 1 |
| 2025 | 4 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Articles that include a polymer foam and method for preparing same84US 6,103,152 A3M Innovative Properties Company · 2000
- Method of making panels67US 4,915,764 A1990
- Continuous mixing of elastomeric compounds66US 5,158,725 AThe Goodyear Tire & Rubber Company · 1992
- Method and apparatus for regulating the level of a mixture of flowable material in a container45US 5,127,450 AWindmoller & Holscher · 1992
- Articles that include a polymer foam and method for preparing same45US 6,797,371 B13M Innovative Properties Company · 2004