B65D 33/2516
Comprising tamper-indicating means
Official title: {comprising tamper-indicating means, e.g. located within the fastener (provided in the slider B65D33/2585)}
B65D33/2516 (Comprising tamper-indicating means) appears on 460 US grants and 428 published applications in this corpus.
Search patents in B65D- Granted patents
- 460
- Published applications
- 428
- Assignees
- 157
- Inventors
- 560
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 12 | 0 |
| 1991 | 15 | 0 |
| 1992 | 9 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 15 | 0 |
| 1997 | 11 | 0 |
| 1998 | 19 | 0 |
| 1999 | 21 | 0 |
| 2000 | 24 | 0 |
| 2001 | 31 | 14 |
| 2002 | 22 | 20 |
| 2003 | 20 | 42 |
| 2004 | 19 | 37 |
| 2005 | 20 | 36 |
| 2006 | 18 | 34 |
| 2007 | 16 | 26 |
| 2008 | 16 | 16 |
| 2009 | 14 | 17 |
| 2010 | 5 | 23 |
| 2011 | 13 | 19 |
| 2012 | 4 | 23 |
| 2013 | 6 | 6 |
| 2014 | 7 | 8 |
| 2015 | 6 | 7 |
| 2016 | 6 | 8 |
| 2017 | 6 | 11 |
| 2018 | 8 | 8 |
| 2019 | 5 | 8 |
| 2020 | 7 | 6 |
| 2021 | 3 | 15 |
| 2022 | 9 | 12 |
| 2023 | 5 | 7 |
| 2024 | 7 | 11 |
| 2025 | 6 | 10 |
| 2026 | 4 | 4 |
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.
- Re-closable flexible container for mixing ingredients, kit for baking mix and method of operation thereof2 Jun 2026US 12,643,714 B2The Baking Coach, Inc.
- Recyclable bag7 Apr 2026US 12,594,749 B2Amcor Flexibles North America, Inc.
- Re-closable flexible container for mixing ingredients, kit for baking mix and method of operation thereof13 Jan 2026US 12,522,404 B2The Baking Coach, Inc.
- Zipper tape-equipped bag body, article housing method for zipper tape-equipped bag body, manufacturing method for zipper tape-equipped bag body, and manufacturing device for zipper tape-equipped bag body18 Nov 2025US 12,472,718 B2Idemitsu Unitech Co., Ltd.
- Easily Openable Zipper Bag Having Non-overlapping Opening Edges23 Jul 2026US 2026/0208921 A1
- Recyclable bag28 May 2026US 2026/0145844 A1Amcor Flexibles North America, Inc.
- Flexible reclosable enclosure with flap29 Jan 2026US 2026/0028162 A1Illinois Tool Works Inc.
- Method of assembling packaged product including filling first compartment with first set of pouches to be consumed in expected duration of time1 Jan 2026US 2026/0001697 A1Altria Client Services LLC
- Bag assembly having a front panel zipper assembly and tear strip4 Dec 2025US 2025/0368396 A1Illinois Tool Works Inc.
Most cited
By later US patents
- Vented pouch arrangement and method229US 5,059,036 AKapak Corporation · 1991
- Reclosable bag material, method and apparatus228US 4,909,017 AMinigrip, Inc. · 1990
- Reclosable bag, material, and method of and means for making same223US 4,617,683 AMinigrip, Inc. · 1986
- Tamper-evident reclosable plastic bag with slider187US 5,669,715 ATenneco Packaging · 1997
- Reclosable bag having an outer reclosable zipper type closure and inner non-reclosable closure179US 4,925,316 AMinigrip, Inc. · 1990