B29C 71/009
After-treatment of articles without altering their shape: using gases without chemical reaction
Official title: {using gases without chemical reaction (C08J7/12 takes precedence; in combination with blow-moulding B29C49/46; surface treatment using plasma B29C59/14, ionised gas B29C59/16)}
B29C71/009 (After-treatment of articles without altering their shape: using gases without chemical reaction) appears on 89 US grants and 123 published applications in this corpus.
Search patents in B29C- Granted patents
- 89
- Published applications
- 123
- Assignees
- 59
- Inventors
- 146
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 0 | 0 |
| 2003 | 2 | 3 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 3 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 11 |
| 2014 | 9 | 6 |
| 2015 | 6 | 16 |
| 2016 | 9 | 1 |
| 2017 | 12 | 26 |
| 2018 | 4 | 5 |
| 2019 | 2 | 6 |
| 2020 | 0 | 1 |
| 2021 | 2 | 7 |
| 2022 | 7 | 4 |
| 2023 | 2 | 7 |
| 2024 | 5 | 5 |
| 2025 | 4 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Processes to remove chlorine from mixed plastic waste9 Jul 2026US 2026/0193436 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Smoothing of a surface of an article formed from a plastic118US 10,427,364 B2Ford Global Technologies, LLC · 2019
- Method for producing a part using a depostion technique115US 8,741,194 B1Voxeljet AG · 2014
- Polymers with increased order43US 5,798,438 AThe Regents of the University of California · 1998
- Tamper resistant dosage forms41US 8,894,987 B22014
- Tamper resistant dosage forms41US 8,894,988 B2Purdue Pharma L. P. · 2014