B29C 44/3453
Feeding the blowing agent to solid plastic material
Official title: {Feeding the blowing agent to solid plastic material}
B29C44/3453 (Feeding the blowing agent to solid plastic material) appears on 171 US grants and 224 published applications in this corpus.
Search patents in B29C- Granted patents
- 171
- Published applications
- 224
- Assignees
- 100
- Inventors
- 330
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 4 |
| 2003 | 2 | 3 |
| 2004 | 2 | 5 |
| 2005 | 0 | 9 |
| 2006 | 3 | 4 |
| 2007 | 3 | 4 |
| 2008 | 1 | 5 |
| 2009 | 2 | 10 |
| 2010 | 4 | 4 |
| 2011 | 4 | 6 |
| 2012 | 5 | 7 |
| 2013 | 7 | 5 |
| 2014 | 4 | 11 |
| 2015 | 3 | 6 |
| 2016 | 9 | 15 |
| 2017 | 3 | 22 |
| 2018 | 10 | 9 |
| 2019 | 19 | 12 |
| 2020 | 12 | 11 |
| 2021 | 4 | 11 |
| 2022 | 7 | 20 |
| 2023 | 16 | 20 |
| 2024 | 10 | 12 |
| 2025 | 12 | 4 |
| 2026 | 9 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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