B32B 2309/65
Dust free
Official title: Dust free, e.g. clean room
B32B2309/65 (Dust free) appears on 29 US grants and 31 published applications in this corpus.
Search patents in B32B- Granted patents
- 29
- Published applications
- 31
- Assignees
- 27
- Inventors
- 64
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 2 | 3 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 2 | 1 |
| 2015 | 3 | 3 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for protecting electronic equipment from contamination25 Nov 2025US 12,481,314 B2Aspen Surgical Products, Inc.
- Method and apparatus for protecting electronic equipment from contamination12 Sep 2023US 11,755,063 B2Aspen Surgical Products, Inc.
- Protection film structure and protection film attachment-assisting structure24 Mar 2020US 10,598,827 B2
- Laminating apparatus25 Sep 2018US 10,081,170 B2Nikko Materials Co., Ltd.
- Anti-fog mirror apparatus having a multi-layer film9 Aug 2016US 9,409,380 B2MCS Industries, Inc.
- Chemically strengthened laminate with obscuration and method of manufacture5 Sep 2024US 2024/0293998 A1AGP America S.A.
- Method and apparatus for protecting electronic equipment from contamination7 Dec 2023US 2023/0393611 A1Aspen Surgical Products, Inc.
- Anti-fog mirror apparatus3 Jun 2021US 2021/0162708 A1MCS Industries, Inc.
- Method and apparatus for protecting electronic equipment from contamination9 Jul 2020US 2020/0218307 A1Aspen Surgical Products, Inc.
- Protection film structure and protection film attachment-assisting structure7 Mar 2019US 2019/0072692 A1
Most cited
By later US patents
- Extrusion coating process for making high transparency protective and decorative films60US 6,254,712 B1Avery Dennison Corporation · 2001
- Extruded polymeric high transparency films30US 6,773,804 B2Avery Dennison Corporation · 2004
- Extrusion coating process for making high transparency protective and decorative films21US 6,547,912 B2Avery Dennison Corporation · 2003
- System and method for manufacturing copper clad glass epoxy laminates20US 5,160,567 AAllied-Signal Inc. · 1992
- Textile for clothes8US 4,547,423 AAsahi Kasei Kogyo Kabushiki Kaisha · 1985