B65D 27/30
With special means for indicating unauthorised opening
Official title: with special means for indicating unauthorised opening
B65D27/30 (With special means for indicating unauthorised opening) appears on 54 US grants and 50 published applications in this corpus.
Search patents in B65D- Granted patents
- 54
- Published applications
- 50
- Assignees
- 30
- Inventors
- 101
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 3 |
| 2004 | 0 | 3 |
| 2005 | 0 | 5 |
| 2006 | 0 | 1 |
| 2007 | 3 | 0 |
| 2008 | 4 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 7 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 2 | 3 |
| 2019 | 1 | 5 |
| 2020 | 3 | 5 |
| 2021 | 1 | 0 |
| 2022 | 4 | 1 |
| 2023 | 2 | 2 |
| 2024 | 0 | 2 |
| 2025 | 0 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Paper based corrugated envelope18 Aug 2026US 12,709,438 B2Aum Paper Products Private Limited
- Seal assembly for utility meter and associated methods28 Feb 2023US 11,594,153 B2Landis+Gyr Innovations, Inc.
- Tamper proof seal assembly14 Feb 2023US 11,580,885 B2Honeywell International Inc.
- Packaging with radio-frequency authentication system for packaged product20 Sep 2022US 11,447,297 B2Apple Inc.
- Packaging with automatic authentication system for packaged product30 Aug 2022US 11,429,704 B2Apple Inc.
- Security of physical account cards25 Jun 2026US 2026/0178785 A1Apple Inc.
- Security of physical account cards11 Sep 2025US 2025/0284853 A1Apple Inc.
- Tamper resistant storage and transport system for containers of liquid17 Apr 2025US 2025/0121986 A1
- A paper based corrugated envelope8 Feb 2024US 2024/0043176 A1Aum Paper Products Private Limited
- Tamper resistant storage systems for food and other items25 Jan 2024US 2024/0025600 A1
Most cited
By later US patents
- Tamper indication device108US 5,882,116 A1999
- Tamper resisting holographic security seal73US 5,319,475 ADe La Rue Holographics Limited · 1994
- Tamper-evident envelope with indicia-forming cohesive layers72US 4,709,397 AJohn H. Harland Company · 1987
- Tamper-evident sealing system for envelope and method of making same58US 5,391,136 A1995
- Tamper-evident envelope with indicia underlying cohesive layers55US 4,709,396 AJohn H. Harland Company · 1987