B65D 33/2575
The slide fastener providing access to the bag through a bag wall
Official title: {the slide fastener providing access to the bag through a bag wall, e.g. intended to be cut open by the consumer}
B65D33/2575 (The slide fastener providing access to the bag through a bag wall) appears on 66 US grants and 88 published applications in this corpus.
Search patents in B65D- Granted patents
- 66
- Published applications
- 88
- Assignees
- 26
- Inventors
- 97
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 1 |
| 2002 | 2 | 1 |
| 2003 | 3 | 3 |
| 2004 | 1 | 3 |
| 2005 | 1 | 2 |
| 2006 | 2 | 12 |
| 2007 | 0 | 5 |
| 2008 | 1 | 6 |
| 2009 | 5 | 5 |
| 2010 | 1 | 4 |
| 2011 | 1 | 3 |
| 2012 | 0 | 3 |
| 2013 | 1 | 2 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 1 | 2 |
| 2017 | 3 | 5 |
| 2018 | 2 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 2 | 2 |
| 2023 | 2 | 4 |
| 2024 | 4 | 6 |
| 2025 | 2 | 5 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Child-resistant front-opening reclosable enclosure15 Sep 2026US 12,735,228 B2Illinois Tool Works Inc.
- Easy-to-fill child resistant bag9 Dec 2025US 12,492,044 B2Guang Dong Asuwant Packaging Co., Ltd
- Flexible reclosable enclosure with flap28 Oct 2025US 12,454,391 B2Illinois Tool Works Inc.
- Zipper tape, bag provided with zipper tape, and method for manufacturing bag provided with zipper tape22 Oct 2024US 12,122,560 B2Idemitsu Unitech Co., Ltd.
- Package having a child-restrictive opening feature1 Oct 2024US 12,103,745 B2
- Flexible reclosable enclosure with flap29 Jan 2026US 2026/0028162 A1Illinois Tool Works Inc.
- Package having a child-restrictive opening feature12 Jun 2025US 2025/0187797 A1
- Zipper assembly with separate tear strip and method of manufacturing the same13 Mar 2025US 2025/0083872 A1Illinois Tool Works Inc.
- Zipper assembly and method of manufacturing the same13 Mar 2025US 2025/0083873 A1Illinois Tool Works Inc.
- Zipper and zipper-attached microwave oven applicable packaging bag27 Feb 2025US 2025/0066080 A1Hosokawa Yoko Co., Ltd.
Most cited
By later US patents
- Zippered film and bag137US 5,461,845 A1995
- Zippered film and bag119US 5,782,733 AInnoflex Incorporated · 1998
- Zippered film and bag88US 5,823,933 AInnoflex Incorporated · 1998
- Form fill and seal package with one-way vent80US 5,829,884 AInnoflex Incorporated · 1998
- Bag severing and sealing apparatus78US 5,167,608 A1992